TDA5212XUMA1

TDA5212XUMA1 Datasheet

ASK/FSK 915MHz Single Conversion Receiver TDA 5212 Version

Part	Datasheet
TDA5212XUMA1	TDA5212XUMA1 (pdf)

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Wireless Components ASK/FSK 915MHz Single Conversion Receiver TDA 5212 Version Specification December 2006 Current Version as of Previous Version: Page in previous Version Page in current Version 3-4, 5-12 3-4, 5-12 Correction of some typing mistakes Product Info, 2-3 Product Info, 2-3 Change of package name to PG-TSSOP-28 TE, TE, are registered trademarks of Infineon Technologies AG. ACE , ASM , ASP , POTSWIRE , QuadFALC , SCOUT are trademarks of Infineon Technologies AG. Edition Published by Infineon Technologies AG, Am Campeon 1-12, 85579 Neubiberg Infineon Technologies AG December All Rights Reserved. Attention please! As far as patents or other rights of third parties are concerned, liability is only assumed for components, not for applications, processes and circuits implemented within components or assemblies. The information describes the type of component and shall not be considered as assured characteristics. Terms of delivery and rights to change design reserved. Due to technical requirements components may contain dangerous substances. For information on the types in question please contact your nearest Infineon Technologies Office. Infineon Technologies AG is an approved CECC manufacturer. Packing Please use the recycling operators known to you. We can also help you get in touch with your nearest sales office. By agreement we will take packing material back, if it is sorted. You must bear the costs of transport. For packing material that is returned to us unsorted or which we are not obliged to accept, we shall have to invoice you for any costs incurred. Components used in life-support devices or systems must be expressly authorized for such purpose! Critical components1 of the Infineon Technologies AG, may only be used in life-support devices or systems2 with the express written approval of the Infineon Technologies AG. 1 A critical component is a component used in a life-support device or system whose failure can reasonably be expected to cause the failure of that life- support device or system, or to affect its safety or effectiveness of that device or system. 2 Life support devices or systems are intended a to be implanted in the human body, or b to support and/or maintain and sustain human life. If they fail, it is reasonable to assume that the health of the user may be endangered. TDA 5212 Product Info Product Info The IC is a very low power consump- Package tion single chip FSK/ASK Superheterodyne Receiver SHR for the receive frequency range between 902 and 928 MHz that is pin compatible to the ASK Receiver TDA5202. The IC offers a high level of integration and needs only a few external components. The device contains a low noise amplifier LNA , a double balanced mixer, a fully integrated VCO, a PLL synthesiser, a crystal oscillator, a limiter with RSSI generator, a PLL FSK demodulator, a data filter, a data comparator slicer and a peak detector. Additionally there is a power down feature to save battery life. • Low supply current Is = mA typ. in FSK mode, Is = mA typ. in ASK mode • Supply voltage range 5 V ±10% • Receive frequency range 902 to 928 MHz • Limiter with RSSI generation, operating at MHz • Power down mode with very low supply current 90 nA typ. • FSK and ASK demodulation capability • Fully integrated VCO and PLL Synthesiser • ASK sensitivity better than -109 dBm over specified temperature range - 40 to +85°C • Selectable reference frequency • 2nd order low pass data filter with external capacitors • Data slicer with self-adjusting threshold • FSK sensitivity better than -102 dBm over specified temperature range - 40 to +85°C Application • Keyless Entry Systems • Remote Control Systems • Low Bitrate ISM-band Communication Systems Ordering Information Type TDA 5212 samples available Ordering Code SP000013430 Package PG-TSSOP-28 Wireless Components Product Info Specification, December 2006 1 Table of Contents 1 Table of Contents 1-i 2 Product Description 2-1 Overview. 2-2 Application 2-2 Features 2-2 Package Outlines 2-3 3 Functional Description 3-1 Pin Configuration 3-2 Pin Definition and Function. 3-3 Functional Block Diagram. 3-9 Functional Blocks 3-10 Low Noise Amplifier LNA 3-10 Mixer. 3-10 PLL Synthesizer 3-10 Crystal Oscillator 3-11 Limiter. 3-11 FSK Demodulator 3-11 Data Filter 3-12 Data Slicer 3-12 Peak Detector. 3-12 Bandgap Reference Circuitry 3-13 4 Applications 4-1 Choice of LNA Threshold Voltage and Time Constant. 4-2 Data Filter Design. 4-4 Crystal Load Capacitance Calculation 4-5 Crystal Frequency Calculation 4-6 Data Slicer Threshold Generation 4-7 ASK/FSK Switch Functional Description 4-8 FSK Mode. 4-8 ASK Mode 4-10 Principle of the Precharge Circuit 4-11 5 Reference 5-1 Electrical Data 5-2 Absolute Maximum Ratings 5-2 Operating Range 5-3 AC/DC Characteristics 5-4 Test Circuit 5-9 Test Board Layouts 5-10 Bill of Materials 5-12 6 List of Figures 1-i 7 List of Tables 1-i 2 Product Description Contents of this Chapter Overview. 2-2 Application 2-2 Features 2-2 Package Outlines 2-3 TDA 5212 Product Description Overview The IC is a very low power consumption single chip FSK/ASK Superheterodyne Receiver SHR for receive frequencies between 902 and 928 MHz that is pin compatible to the ASK Receiver TDA5202. The IC offers a high level of integration and needs only a few external components. The device contains a low noise amplifier LNA , a double balanced mixer, a fully integrated VCO, a PLL synthesiser, a crystal oscillator, a limiter with RSSI generator, a PLL FSK demodulator, a data filter, a data comparator slicer and a peak detector. Additionally there is a power down feature to save battery life. Application • Keyless Entry Systems • Remote Control Systems • Low Bitrate ISM-band Communication Systems • Low supply current Is = mA typ.FSK mode, mA typ. ASK mode • Supply voltage range 5V ±10% • Power down mode with very low supply current 90nA typ. • FSK and ASK demodulation capability • Fully integrated VCO and PLL Synthesiser • RF input sensitivity ASK -112dBm typ. at 25°C, better than -109dBm over complete specified operating temperature range -40 to +85°C • RF input sensitivity FSK -105dBm typ. at 25°C, better than -102dBm over complete specified operating temperature range -40 to +85°C • Receive frequency range between 902 and 928 MHz • Selectable reference frequency • Limiter with RSSI generation, operating at 10.7MHz • 2nd order low pass data filter with external capacitors • Data slicer with self-adjusting threshold Wireless Components Specification, December 2006 Package Outlines TDA 5212 Product Description Figure 2-1 PG-TSSOP-28 package outlines P_TSSOP_28.EPS Wireless Components Specification, December 2006 3 Functional Description Contents of this Chapter Pin Configuration 3-2 Pin Definition and Function. 3-3 Functional Block Diagram. 3-9 Functional Blocks 3-10 Pin Configuration TDA 5212 Functional Description CRST1 1 VCC 2 LNI 3 TAGC 4 AGND 5 LNO 6 VCC 7

PDF Datasheet Preview

Wireless Components

ASK/FSK 915MHz Single Conversion Receiver TDA 5212 Version

Specification December 2006

Current Version as of

Previous Version:

Page in previous Version

Page in current Version
3-4, 5-12
3-4, 5-12

Correction of some typing mistakes

Product Info, 2-3

Product Info, 2-3

Change of package name to PG-TSSOP-28

TE, TE, are registered trademarks of Infineon Technologies AG.

ACE , ASM , ASP , POTSWIRE , QuadFALC , SCOUT are trademarks of Infineon Technologies AG.

Edition Published by Infineon Technologies AG, Am Campeon 1-12, 85579 Neubiberg

Infineon Technologies AG December

All Rights Reserved. Attention please! As far as patents or other rights of third parties are concerned, liability is only assumed for components, not for applications, processes and circuits implemented within components or assemblies. The information describes the type of component and shall not be considered as assured characteristics. Terms of delivery and rights to change design reserved. Due to technical requirements components may contain dangerous substances. For information on the types in question please contact your nearest Infineon Technologies Office. Infineon Technologies AG is an approved CECC manufacturer. Packing Please use the recycling operators known to you. We can also help you get in touch with your nearest sales office. By agreement we will take packing material back, if it is sorted. You must bear the costs of transport. For packing material that is returned to us unsorted or which we are not obliged to accept, we shall have to invoice you for any costs incurred. Components used in life-support devices or systems must be expressly authorized for such purpose! Critical components1 of the Infineon Technologies AG, may only be used in life-support devices or systems2 with the express written approval of the Infineon Technologies AG. 1 A critical component is a component used in a life-support device or system whose failure can reasonably be expected to cause the failure of that life-
support device or system, or to affect its safety or effectiveness of that device or system. 2 Life support devices or systems are intended a to be implanted in the human body, or b to support and/or maintain and sustain human life. If they
fail, it is reasonable to assume that the health of the user may be endangered.

TDA 5212

Product Info

Product Info

The IC is a very low power consump- Package tion single chip FSK/ASK Superheterodyne Receiver SHR for the receive frequency range between 902 and 928 MHz that is pin compatible to the ASK Receiver TDA5202. The IC offers a high level of integration and needs only a few external components. The device contains a low noise amplifier LNA , a double balanced mixer, a fully integrated VCO, a PLL synthesiser, a crystal oscillator, a limiter with RSSI generator, a PLL FSK demodulator, a data filter, a data comparator slicer and a peak detector. Additionally there is a power down feature to save battery life.
• Low supply current Is = mA typ. in FSK mode, Is = mA typ. in ASK mode
• Supply voltage range 5 V ±10%
• Receive frequency range 902 to 928 MHz
• Limiter with RSSI generation, operating at MHz
• Power down mode with very low supply current 90 nA typ.
• FSK and ASK demodulation capability
• Fully integrated VCO and PLL Synthesiser
• ASK sensitivity better than -109 dBm over specified temperature range - 40 to +85°C
• Selectable reference frequency
• 2nd order low pass data filter with external capacitors
• Data slicer with self-adjusting threshold
• FSK sensitivity better than -102 dBm over specified temperature range - 40 to +85°C

Application
• Keyless Entry Systems
• Remote Control Systems
• Low Bitrate ISM-band Communication Systems
Ordering Information

Type TDA 5212 samples available
Ordering Code SP000013430

Package PG-TSSOP-28

Wireless Components

Product Info

Specification, December 2006
1 Table of Contents
1 Table of Contents 1-i
2 Product Description 2-1 Overview. 2-2 Application 2-2 Features 2-2 Package Outlines 2-3
3 Functional Description 3-1 Pin Configuration 3-2 Pin Definition and Function. 3-3 Functional Block Diagram. 3-9 Functional Blocks 3-10 Low Noise Amplifier LNA 3-10 Mixer. 3-10 PLL Synthesizer 3-10 Crystal Oscillator 3-11 Limiter. 3-11 FSK Demodulator 3-11 Data Filter 3-12 Data Slicer 3-12 Peak Detector. 3-12 Bandgap Reference Circuitry 3-13
4 Applications 4-1 Choice of LNA Threshold Voltage and Time Constant. 4-2 Data Filter Design. 4-4 Crystal Load Capacitance Calculation 4-5 Crystal Frequency Calculation 4-6 Data Slicer Threshold Generation 4-7 ASK/FSK Switch Functional Description 4-8 FSK Mode. 4-8 ASK Mode 4-10 Principle of the Precharge Circuit 4-11
5 Reference 5-1 Electrical Data 5-2 Absolute Maximum Ratings 5-2 Operating Range 5-3 AC/DC Characteristics 5-4 Test Circuit 5-9 Test Board Layouts 5-10 Bill of Materials 5-12
6 List of Figures 1-i
7 List of Tables 1-i
2 Product Description

Contents of this Chapter Overview. 2-2 Application 2-2 Features 2-2 Package Outlines 2-3

TDA 5212

Product Description

Overview

The IC is a very low power consumption single chip FSK/ASK Superheterodyne Receiver SHR for receive frequencies between 902 and 928 MHz that is pin compatible to the ASK Receiver TDA5202. The IC offers a high level of integration and needs only a few external components. The device contains a low noise amplifier LNA , a double balanced mixer, a fully integrated VCO, a PLL synthesiser, a crystal oscillator, a limiter with RSSI generator, a PLL FSK demodulator, a data filter, a data comparator slicer and a peak detector. Additionally there is a power down feature to save battery life.

Application
• Keyless Entry Systems
• Remote Control Systems
• Low Bitrate ISM-band Communication Systems
• Low supply current Is = mA typ.FSK mode, mA typ. ASK mode
• Supply voltage range 5V ±10%
• Power down mode with very low supply current 90nA typ.
• FSK and ASK demodulation capability
• Fully integrated VCO and PLL Synthesiser
• RF input sensitivity ASK -112dBm typ. at 25°C, better than -109dBm over
complete specified operating temperature range -40 to +85°C
• RF input sensitivity FSK -105dBm typ. at 25°C, better than -102dBm over
complete specified operating temperature range -40 to +85°C
• Receive frequency range between 902 and 928 MHz
• Selectable reference frequency
• Limiter with RSSI generation, operating at 10.7MHz
• 2nd order low pass data filter with external capacitors
• Data slicer with self-adjusting threshold

Wireless Components

Specification, December 2006

Package Outlines

TDA 5212

Product Description

Figure 2-1 PG-TSSOP-28 package outlines

P_TSSOP_28.EPS

Wireless Components

Specification, December 2006
3 Functional Description

Contents of this Chapter Pin Configuration 3-2 Pin Definition and Function. 3-3 Functional Block Diagram. 3-9 Functional Blocks 3-10

Pin Configuration

TDA 5212

Functional Description

CRST1 1 VCC 2 LNI 3

TAGC 4 AGND 5

LNO 6 VCC 7

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Datasheet ID: TDA5212XUMA1 638710