CYW20704UA2KFFB1G

CYW20704UA2KFFB1G Datasheet

CYW20704

Part	Datasheet
CYW20704UA2KFFB1G	CYW20704UA2KFFB1G (pdf)

Related Parts	Information
CYW20704UA2KFFB1GT	CYW20704UA2KFFB1GT

PDF Datasheet Preview
CYW20704 Single-Chip Bluetooth Transceiver and Baseband Processor The Cypress CYW20704 is a monolithic, single-chip, Bluetooth HS-compliant, stand-alone baseband processor with an integrated GHz transceiver. Manufactured using the industry's most advanced 40 nm CMOS low-power process, the CYW20704 employs the highest level of integration, eliminating all critical external components, and thereby minimizing the device’s footprint and costs associated with the implementation of Bluetooth solutions. The CYW20704 is the optimal solution for voice and data applications that require a Bluetooth SIG standard Host Controller Interface HCI via USB, UART H4, and PCM audio interface support. The CYW20704 transceiver’s enhanced radio performance meets the most stringent industrial temperature application requirements for compact integration into mobile handset and portable devices. The CYW20704 provides full radio compatibility, enabling it to operate simultaneously with GPS and cellular radios. Cypress Numbering Scheme Cypress is converting the acquired IoT part numbers from Broadcom to the Cypress part numbering scheme. Due to this conversion, there is no change in form, fit, or function as a result of offering the device with Cypress part number marking. The table provides Cypress ordering part number that matches an existing IoT part number. Table Mapping Table for Part Number between Broadcom and Cypress Broadcom Part Number BCM20704 BCM20704UA2KFFB1G Cypress Part Number CYW20704 CYW20704UA2KFFB1G • Complies with Bluetooth Core Specification Version HS with provisions for supporting future specifications • Bluetooth Class 1 or Class 2 transmitter operation • Supports extended synchronous connections eSCO , for enhanced voice quality by allowing for retransmission of dropped packets • Adaptive frequency hopping AFH for reducing radio frequency interference • Interface support, host controller interface HCI using a USB or high-speed UART interface and PCM for audio data • USB2.0 full-speed with LPM support 12 Mbps • Supports Cypress proprietary 2 Mbps low energy mode. • Ultra-low power consumption • Supports serial flash interfaces • Supports mobile and PC applications without external memory • Available in a 49-ball FcBGA package IoT Applications • Remotes TV/Entertainment • USB dongles • Wearables • Smart metering • San Jose, CA 95134-1709 • 408-943-2600 PCM/I2S USB UART GPIO SPI Master BSC Figure Functional Block Diagram CYW20704 High-Speed Peripheral Transport Unit PTU Radio Transceiver Microprocessor and Memory Unit µPU Bluetooth Baseband Core BBC CYW20704 IoT Resources Cypress provides a wealth of data at to help you to select the right IoT device for your design, and quickly and effectively integrate the device into your design. Cypress provides customer access to a wide range of information, including technical documentation, schematic diagrams, product bill of materials, PCB layout information, and software updates. Customers can acquire technical documentation and software from the Cypress Support Community website community.cypress.com/ . Page 2 of 49 CYW20704 Contents 4 Overview 4 Major Features 4 Block Diagram 5 Usage Model 6 Integrated Radio Transceiver 7 Transmit 7 Receiver 7 Local Oscillator Generation 7 Calibration 7 Internal LDO 8 Bluetooth Baseband Core 9 Bluetooth Low Energy 9 Bluetooth Features 9 Bluetooth Features 9 Link Control Layer 10 Test Mode Support 10 Power Management Unit 10 Adaptive Frequency Hopping 11 Collaborative Coexistence 12 Global Coexistence Interface 12 Recommended BT Coexistence Interface Assignments 12 Microprocessor 13 Overview 13 NVRAM Configuration Data and Storage 13 EEPROM External Reset One-Time Programmable Memory Peripheral Transport Unit 15 PCM Interface HCI Transport Detection Configuration USB Interface UART Interface Simultaneous UART Transport and Bridging Frequency 19 Crystal Interface and Clock Generation Crystal Oscillator Frequency Selection Frequency Trimming Pin-out and Signal Descriptions 21 Pin Descriptions Ball Grid Arrays 23 Electrical Characteristics 24 RF Specifications Timing and AC Characteristics I2S Interface Mechanical Information 45 Tape, Reel, and Packing Specification Ordering Information 47 Document 48 Page 3 of 50 CYW20704 Overview Overview The Cypress CYW20704 complies with Bluetooth Core Specification, version HS and is designed for use in standard Host Controller Interface HCI UART and HCI USB applications. The combination of the Bluetooth Baseband Core BBC , a Peripheral Transport Unit PTU , and a Cortex-M3 based microprocessor with on-chip ROM provides a complete lower layer Bluetooth protocol stack, including the Link Controller LC , Link Manager LM , and HCI. Major Features Major features of the CYW20704 include: • Bluetooth v4.1 + EDR with integrated Class 1 PA • BT host digital interface can be used concurrently with below interfaces USB full-speed with LPM support up to 12 Mbps UART up to 4 Mbps 42 • Integrated RF section Single-ended, RF interface Built-in TX/RX switch functionality TX Class 1 output power capability RX sensitivity basic rate of dBm RX sensitivity for Low Energy of dBm • GCI-enhanced coexistence support, ability to coordinate BT SCO transmissions around WLAN receives • Supports maximum Bluetooth data rates over HCI and USB interfaces • I2S/PCM for BT audio • HCI high-speed UART H4, H4+ transport support • Wideband speech support 16 bits linear data, MSB first, left-justified at 4K samples/s for transparent air coding, both through I2S and PCM interface • Bluetooth technology improves voice and music quality to headsets • Bluetooth low-power inquiry and page scan • Bluetooth low energy BLE support • Supports Cypress proprietary 2 Mbps low energy mode • Maximum of 127 LE Connections • Supports TBFC Triggered Cypress [Bluetooth] Fast Connect • Bluetooth packet loss concealment PLC • Bluetooth wide band speech WBS • High-speed HCI UART transport support H4 five-wire UART four signal wires, one ground wire Maximum UART baud rates of 4 Mbps Low-power out-of-band BT_WAKE and HOST_WAKE signaling VSC from host transport to UART Proprietary compression scheme allows more than two simultaneous A2DP packets and up to five devices at a time • HCI USB transport support USB version full-speed compliant interface with LPM support UHE proprietary method for emulating a human interface device HID at system boot up • Standard Bluetooth test modes • Extended radio and production test mode features Page 4 of 49 CYW20704 • Full support for power savings modes Bluetooth standard sniff Deep sleep modes and regulator shutdown • Built-in LPO clock • Larger patch RAM space to support future enhancements • Serial flash Interface with native support for devices from several manufacturers • One-Time Programmable OTP memory Block Diagram Figure 2 shows the interconnect of the major CYW20704 physical blocks and associated external interfaces. Figure Functional Block Diagram Page 5 of 49 CYW20704 Usage Model This section contains information on the PC Product Usage Model. PC Product Usage Model The CYW20704 can be directly interfaced using the HCI USB interface, providing full support for embedded USB applications like laptop and PC motherboards. The CYW20704 also supports PC applications such as external USB dongle peripheral devices. Figure 3 shows an example of a typical PC product usage model. Figure Typical PC Product Usage Model 3.3V Host PC LINK_IND CYW20704 20 MHz Crystal Oscillator Flash Memory Serial Interface BT_GCI_SECI_IN BT_GCI_SECI_OUT Ordering Information Table 30 provides the available part number and its ordering information. This package is rated from to +85°C. Table Ordering Information Part Number CYW20704UA2KFFB1G Package Description Commercial 49-ball FcBGA, mm x mm x mm, RoHS-compliant, halogen-free Page 47 of 49 CYW20704 Document History Document Title CYW20704 Single-Chip Bluetooth Transceiver and Baseband Processor Document Number 002-14786 Orig. of Submission Change Description of Change 04/22/2015 20704-DS100-R Initial release 11/06/2015 20704-DS101-R Updated • Table 6-1 “Crystal Interface Signal Characteristics,” on page 20 02/18/2016 20704-DS102-R Updated: • Table 11-1 “Ordering Information,” on page 48 02/29/2016 20704-DS103-R Added • “Recommended BT Coexistence Interface Assignments” on page 13 UTSV 03/18/2016 20704-DS104-R Updated: • Table 9-8 “Receiver RF Specifications” on page 28 5445323 UTSV 09/29/2016 Updated to Cypress Template Page 48 of 49 CYW20704 Sales, Solutions, and Legal Information Worldwide Sales and Design Support Cypress maintains a worldwide network of offices, solution centers, manufacturer’s representatives, and distributors. To find the office closest to you, visit us at Cypress Locations. Products Microcontrollers cypress.com/arm PSoC 1 \| PSoC 3 \| PSoC 4 \| PSoC 5LP Automotive Clocks & Buffers Interface Internet of Things Lighting & Power Control cypress.com/automotive cypress.com/clocks cypress.com/interface cypress.com/iot cypress.com/powerpsoc Cypress Developer Community Forums \| Projects \| Video \| Blogs \| Training \| Components Technical Support cypress.com/support Memory cypress.com/memory PSoC cypress.com/psoc Touch Sensing cypress.com/touch USB Controllers cypress.com/usb Wireless/RF cypress.com/wireless Cypress Semiconductor Corporation, This document is the property of Cypress Semiconductor Corporation and its subsidiaries, including Spansion LLC “Cypress” . This document, including any software or firmware included or referenced in this document “Software” , is owned by Cypress under the intellectual property laws and treaties of the United States and other countries worldwide. Cypress reserves all rights under such laws and treaties and does not, except as specifically stated in this paragraph, grant any license under its patents, copyrights, trademarks, or other intellectual property rights. If the Software is not accompanied by a license agreement and you do not otherwise have a written agreement with Cypress governing the use of the Software, then Cypress hereby grants you a personal, non-exclusive, nontransferable license without the right to sublicense 1 under its copyright rights in the Software a for Software provided in source code form, to modify and reproduce the Software solely for use with Cypress hardware products, only internally within your organization, and b to distribute the Software in binary code form externally to end users either directly or indirectly through resellers and distributors , solely for use on Cypress hardware product units, and 2 under those claims of Cypress's patents that are infringed by the Software as provided by Cypress, unmodified to make, use, distribute, and import the Software solely for use with Cypress hardware products. Any other use, reproduction, modification, translation, or compilation of the Software is prohibited. TO THE EXTENT PERMITTED BY APPLICABLE LAW, CYPRESS MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS DOCUMENT OR ANY SOFTWARE OR ACCOMPANYING HARDWARE, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. To the extent permitted by applicable law, Cypress reserves the right to make changes to this document without further notice. Cypress does not assume any liability arising out of the application or use of any product or circuit described in this document. Any information provided in this document, including any sample design information or programming code, is provided only for reference purposes. It is the responsibility of the user of this document to properly design, program, and test the functionality and safety of any application made of this information and any resulting product. Cypress products are not designed, intended, or authorized for use as critical components in systems designed or intended for the operation of weapons, weapons systems, nuclear installations, life-support devices or systems, other medical devices or systems including resuscitation equipment and surgical implants , pollution control or hazardous substances management, or other uses where the failure of the device or system could cause personal injury, death, or property damage “Unintended Uses” . A critical component is any component of a device or system whose failure to perform can be reasonably expected to cause the failure of the device or system, or to affect its safety or effectiveness. Cypress is not liable, in whole or in part, and you shall and hereby do release Cypress from any claim, damage, or other liability arising from or related to all Unintended Uses of Cypress products. You shall indemnify and hold Cypress harmless from and against all claims, costs, damages, and other liabilities, including claims for personal injury or death, arising from or related to any Unintended Uses of Cypress products. Cypress, the Cypress logo, Spansion, the Spansion logo, and combinations thereof, WICED, PSoC, CapSense, EZ-USB, F-RAM, and Traveo are trademarks or registered trademarks of Cypress in the United States and other countries. For a more complete list of Cypress trademarks, visit cypress.com. Other names and brands may be claimed as property of their respective owners. Page 49 of 49

PDF Datasheet Preview

CYW20704

Single-Chip Bluetooth Transceiver and Baseband Processor

The Cypress CYW20704 is a monolithic, single-chip, Bluetooth HS-compliant, stand-alone baseband processor with an integrated GHz transceiver. Manufactured using the industry's most advanced 40 nm CMOS low-power process, the CYW20704 employs the highest level of integration, eliminating all critical external components, and thereby minimizing the device’s footprint and costs associated with the implementation of Bluetooth solutions. The CYW20704 is the optimal solution for voice and data applications that require a Bluetooth SIG standard Host Controller Interface HCI via USB, UART H4, and PCM audio interface support. The CYW20704 transceiver’s enhanced radio performance meets the most stringent industrial temperature application requirements for compact integration into mobile handset and portable devices. The CYW20704 provides full radio compatibility, enabling it to operate simultaneously with GPS and cellular radios.

Cypress Numbering Scheme
Cypress is converting the acquired IoT part numbers from Broadcom to the Cypress part numbering scheme. Due to this conversion, there is no change in form, fit, or function as a result of offering the device with Cypress part number marking. The table provides Cypress ordering part number that matches an existing IoT part number. Table Mapping Table for Part Number between Broadcom and Cypress

Broadcom Part Number BCM20704 BCM20704UA2KFFB1G

Cypress Part Number CYW20704 CYW20704UA2KFFB1G
• Complies with Bluetooth Core Specification Version HS with provisions for supporting future specifications
• Bluetooth Class 1 or Class 2 transmitter operation
• Supports extended synchronous connections eSCO , for
enhanced voice quality by allowing for retransmission of dropped packets
• Adaptive frequency hopping AFH for reducing radio frequency interference
• Interface support, host controller interface HCI using a USB or high-speed UART interface and PCM for audio data
• USB2.0 full-speed with LPM support 12 Mbps
• Supports Cypress proprietary 2 Mbps low energy mode.
• Ultra-low power consumption
• Supports serial flash interfaces
• Supports mobile and PC applications without external memory
• Available in a 49-ball FcBGA package

IoT Applications
• Remotes TV/Entertainment
• USB dongles
• Wearables
• Smart metering
• San Jose, CA 95134-1709
• 408-943-2600

PCM/I2S USB UART GPIO

SPI Master BSC

Figure Functional Block Diagram CYW20704

High-Speed Peripheral Transport

Unit PTU

Radio Transceiver

Microprocessor and Memory Unit µPU

Bluetooth Baseband Core BBC

CYW20704

IoT Resources

Cypress provides a wealth of data at to help you to select the right IoT device for your design, and quickly and effectively integrate the device into your design. Cypress provides customer access to a wide range of information, including technical documentation, schematic diagrams, product bill of materials, PCB layout information, and software updates. Customers can acquire technical documentation and software from the Cypress Support Community website community.cypress.com/ .

Page 2 of 49

CYW20704

Contents
4 Overview 4 Major Features 4 Block Diagram 5 Usage Model 6

Integrated Radio Transceiver 7 Transmit 7 Receiver 7 Local Oscillator Generation 7 Calibration 7 Internal LDO 8

Bluetooth Baseband Core 9 Bluetooth Low Energy 9 Bluetooth Features 9 Bluetooth Features 9 Link Control Layer 10 Test Mode Support 10 Power Management Unit 10 Adaptive Frequency Hopping 11 Collaborative Coexistence 12 Global Coexistence Interface 12 Recommended BT Coexistence Interface Assignments 12

Microprocessor 13 Overview 13 NVRAM Configuration Data and Storage 13

EEPROM External Reset One-Time Programmable Memory

Peripheral Transport Unit 15 PCM Interface HCI Transport Detection Configuration USB Interface UART Interface Simultaneous UART Transport and Bridging

Frequency 19 Crystal Interface and Clock Generation Crystal Oscillator Frequency Selection Frequency Trimming

Pin-out and Signal Descriptions 21 Pin Descriptions

Ball Grid Arrays 23

Electrical Characteristics 24 RF Specifications Timing and AC Characteristics I2S Interface

Mechanical Information 45 Tape, Reel, and Packing Specification
Ordering Information 47 Document 48

Page 3 of 50

CYW20704

Overview

Overview The Cypress CYW20704 complies with Bluetooth Core Specification, version HS and is designed for use in standard Host Controller Interface HCI UART and HCI USB applications. The combination of the Bluetooth Baseband Core BBC , a Peripheral Transport Unit PTU , and a Cortex-M3 based microprocessor with on-chip ROM provides a complete lower layer Bluetooth protocol stack, including the Link Controller LC , Link Manager LM , and HCI.

Major Features Major features of the CYW20704 include:
• Bluetooth v4.1 + EDR with integrated Class 1 PA
• BT host digital interface can be used concurrently with below interfaces USB full-speed with LPM support up to 12 Mbps UART up to 4 Mbps 42
• Integrated RF section Single-ended, RF interface Built-in TX/RX switch functionality TX Class 1 output power capability RX sensitivity basic rate of dBm RX sensitivity for Low Energy of dBm
• GCI-enhanced coexistence support, ability to coordinate BT SCO transmissions around WLAN receives
• Supports maximum Bluetooth data rates over HCI and USB interfaces
• I2S/PCM for BT audio
• HCI high-speed UART H4, H4+ transport support
• Wideband speech support 16 bits linear data, MSB first, left-justified at 4K samples/s for transparent air coding, both through I2S
and PCM interface
• Bluetooth technology improves voice and music quality to headsets
• Bluetooth low-power inquiry and page scan
• Bluetooth low energy BLE support
• Supports Cypress proprietary 2 Mbps low energy mode
• Maximum of 127 LE Connections
• Supports TBFC Triggered Cypress [Bluetooth] Fast Connect
• Bluetooth packet loss concealment PLC
• Bluetooth wide band speech WBS
• High-speed HCI UART transport support H4 five-wire UART four signal wires, one ground wire Maximum UART baud rates of 4 Mbps Low-power out-of-band BT_WAKE and HOST_WAKE signaling VSC from host transport to UART Proprietary compression scheme allows more than two simultaneous A2DP packets and up to five devices at a time
• HCI USB transport support USB version full-speed compliant interface with LPM support UHE proprietary method for emulating a human interface device HID at system boot up
• Standard Bluetooth test modes
• Extended radio and production test mode features

Page 4 of 49

CYW20704
• Full support for power savings modes Bluetooth standard sniff Deep sleep modes and regulator shutdown
• Built-in LPO clock
• Larger patch RAM space to support future enhancements
• Serial flash Interface with native support for devices from several manufacturers
• One-Time Programmable OTP memory Block Diagram Figure 2 shows the interconnect of the major CYW20704 physical blocks and associated external interfaces.

Figure Functional Block Diagram

Page 5 of 49

CYW20704

Usage Model This section contains information on the PC Product Usage Model. PC Product Usage Model The CYW20704 can be directly interfaced using the HCI USB interface, providing full support for embedded USB applications like laptop and PC motherboards. The CYW20704 also supports PC applications such as external USB dongle peripheral devices. Figure 3 shows an example of a typical PC product usage model.

Figure Typical PC Product Usage Model
3.3V

Host PC

LINK_IND

CYW20704
20 MHz Crystal Oscillator

Flash Memory

Serial Interface

BT_GCI_SECI_IN BT_GCI_SECI_OUT
Ordering Information
Table 30 provides the available part number and its ordering information. This package is rated from to +85°C.
Table Ordering Information

Part Number CYW20704UA2KFFB1G

Package Description Commercial 49-ball FcBGA, mm x mm x mm, RoHS-compliant, halogen-free

Page 47 of 49

CYW20704

Document History

Document Title CYW20704 Single-Chip Bluetooth Transceiver and Baseband Processor Document Number 002-14786

Orig. of Submission

Change

Description of Change
04/22/2015
20704-DS100-R Initial release
11/06/2015 20704-DS101-R

Updated
• Table 6-1 “Crystal Interface Signal Characteristics,” on page 20
02/18/2016 20704-DS102-R

Updated:
• Table 11-1 “Ordering Information,” on page 48
02/29/2016 20704-DS103-R

Added
• “Recommended BT Coexistence Interface Assignments” on page 13

UTSV 03/18/2016 20704-DS104-R

Updated:
• Table 9-8 “Receiver RF Specifications” on page 28
5445323 UTSV 09/29/2016 Updated to Cypress Template

Page 48 of 49

CYW20704

Sales, Solutions, and Legal Information

Worldwide Sales and Design Support

Cypress maintains a worldwide network of offices, solution centers, manufacturer’s representatives, and distributors. To find the office closest to you, visit us at Cypress Locations.

Products Microcontrollers
cypress.com/arm

PSoC 1 | PSoC 3 | PSoC 4 | PSoC 5LP

Automotive Clocks & Buffers Interface Internet of Things Lighting & Power Control
cypress.com/automotive cypress.com/clocks
cypress.com/interface cypress.com/iot
cypress.com/powerpsoc

Cypress Developer Community Forums | Projects | Video | Blogs | Training | Components

Technical Support cypress.com/support

Memory
cypress.com/memory

PSoC
cypress.com/psoc

Touch Sensing
cypress.com/touch

USB Controllers
cypress.com/usb

Wireless/RF
cypress.com/wireless

Cypress Semiconductor Corporation, This document is the property of Cypress Semiconductor Corporation and its subsidiaries, including Spansion LLC “Cypress” . This document, including any software or firmware included or referenced in this document “Software” , is owned by Cypress under the intellectual property laws and treaties of the United States and other countries worldwide. Cypress reserves all rights under such laws and treaties and does not, except as specifically stated in this paragraph, grant any license under its patents, copyrights, trademarks, or other intellectual property rights. If the Software is not accompanied by a license agreement and you do not otherwise have a written agreement with Cypress governing the use of the Software, then Cypress hereby grants you a personal, non-exclusive, nontransferable license without the right to sublicense 1 under its copyright rights in the Software a for Software provided in source code form, to modify and reproduce the Software solely for use with Cypress hardware products, only internally within your organization, and b to distribute the Software in binary code form externally to end users either directly or indirectly through resellers and distributors , solely for use on Cypress hardware product units, and 2 under those claims of Cypress's patents that are infringed by the Software as provided by Cypress, unmodified to make, use, distribute, and import the Software solely for use with Cypress hardware products. Any other use, reproduction, modification, translation, or compilation of the Software is prohibited.

TO THE EXTENT PERMITTED BY APPLICABLE LAW, CYPRESS MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS DOCUMENT OR ANY SOFTWARE OR ACCOMPANYING HARDWARE, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. To the extent permitted by applicable law, Cypress reserves the right to make changes to this document without further notice. Cypress does not assume any liability arising out of the application or use of any product or circuit described in this document. Any information provided in this document, including any sample design information or programming code, is provided only for reference purposes. It is the responsibility of the user of this document to properly design, program, and test the functionality and safety of any application made of this information and any resulting product. Cypress products are not designed, intended, or authorized for use as critical components in systems designed or intended for the operation of weapons, weapons systems, nuclear installations, life-support devices or systems, other medical devices or systems including resuscitation equipment and surgical implants , pollution control or hazardous substances management, or other uses where the failure of the device or system could cause personal injury, death, or property damage “Unintended Uses” . A critical component is any component of a device or system whose failure to perform can be reasonably expected to cause the failure of the device or system, or to affect its safety or effectiveness. Cypress is not liable, in whole or in part, and you shall and hereby do release Cypress from any claim, damage, or other liability arising from or related to all Unintended Uses of Cypress products. You shall indemnify and hold Cypress harmless from and against all claims, costs, damages, and other liabilities, including claims for personal injury or death, arising from or related to any Unintended Uses of Cypress products.

Cypress, the Cypress logo, Spansion, the Spansion logo, and combinations thereof, WICED, PSoC, CapSense, EZ-USB, F-RAM, and Traveo are trademarks or registered trademarks of Cypress in the United States and other countries. For a more complete list of Cypress trademarks, visit cypress.com. Other names and brands may be claimed as property of their respective owners.

Page 49 of 49

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived CYW20704UA2KFFB1G Datasheet file may be downloaded here without warranties.

Datasheet ID: CYW20704UA2KFFB1G 508248