CY7C038V-20AI

CY7C038V-20AI Datasheet

CY7C027/028 CY7C037/03832K/64K x 16/18 Dual-Port Static RAM

Part	Datasheet
CY7C038V-20AI	CY7C038V-20AI (pdf)

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CY7C027/028 CY7C037/03832K/64K x 16/18 Dual-Port Static RAM CY7C027/028 CY7C037/038 32K/64K x 16/18 Dual-Port Static RAM • True dual-ported memory cells which allow simultaneous access of the same memory location • 32K x 16 organization CY7C027 • 64K x 16 organization CY7C028 • 32K x 18 organization CY7C037 • 64K x 18 organization CY7C038 • micron CMOS for optimum speed and power • High speed access 12[1], 15, and 20 ns • Low operating power • Active ICC = 180 mA typical • Standby ISB3 = mA typical • Fully asynchronous operation Logic Block Diagram R/WL UBL CE0L CE1L LBL OEL /17L I/O Control • Automatic power down • Expandable data bus to 32 and 36 bits or more using Master/Slave chip select when using more than one device • On-chip arbitration logic • Semaphores included to permit software handshaking between ports • INT flags for port-to-port communication • Separate upper-byte and lower-byte control • Dual chip enables • Pin select for Master or Slave • Commercial and industrial temperature ranges • Available in 100-pin TQFP • Pb-free packages available R/WR UBR I/O Control CE0R CE1R LBR OER 15/16 Address Decode True Dual-Ported RAM Array Address Decode 15/16 /15R 15/16 R/WL SEML BUSYL[5] INTL UBL LBL Notes See page 6 for Load Conditions. for x16 devices for x18 devices. for x16 devices for x18 devices. for 32K for 64K devices. BUSY is an output in master mode and an input in slave mode. Interrupt Semaphore Arbitration 15/16 /15R R/WR SEMR [5] BUSYR INTR UBR LBR • San Jose, CA 95134-1709 • 408-943-2600 [+] Feedback CY7C027/028 CY7C037/038 Functional Description Ordering Information 32K x16 Asynchronous Dual-Port SRAM Speed ns 12[1] 15 Ordering Code CY7C027-12AC CY7C027-15AC CY7C027-15AXI CY7C027-20AC CY7C027-20AXC Package Name A100 Package Type 100-Pin Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Pb-Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Pb-Free Thin Quad Flat Pack 64K x16 Asynchronous Dual-Port SRAM Speed ns 12[1] 15 Ordering Code CY7C028-12AC CY7C028-12AXC CY7C028-15AC CY7C028-15AXC CY7C028-15AI CY7C028-15AXI CY7C028-20AC CY7C028-20AI Package Name A100 Package Type 100-Pin Thin Quad Flat Pack 100-Pin Pb-Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Pb-Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Pb-Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 32K x18 Asynchronous Dual-Port SRAM Speed ns 12[1] Ordering Code CY7C037-12AC CY7C037-15AC CY7C037-20AC Package Name A100 A100 A100 Package Type 100-Pin Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 64K x18 Asynchronous Dual-Port SRAM Speed ns 12[1] Ordering Code CY7C038-12AC CY7C038-15AC CY7C038-20AC CY7C038-20AI Package Name A100 Package Type 100-Pin Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack Operating Range Commercial Industrial Commercial Operating Range Commercial Industrial Commercial Industrial Operating Range Commercial Operating Range Commercial Industrial Page 17 of 19 [+] Feedback CY7C027/028 CY7C037/038 Package Diagram Figure 100-Pin Pb-Free Thin Plastic Quad Flat Pack TQFP A100 51-85048-*C Page 18 of 19 [+] Feedback CY7C027/028 CY7C037/038 Document History Page Document Title CY7C027/028, CY7C037/038 32K/64K x 16/18 Dual-Port Static RAM Document Number 38-06042 ECN No. Orig. of Submission Change Description of Change 110190 09/29/01 Change from Spec number 38-00666 to 38-06042 122292 12/27/02 Power up requirements added to Maximum Ratings Information 236765 6/23/04 Removed cross information from features section 377454 See ECN Added Pb-Free Logo Added Pb-Free parts to ordering information: CY7C027-20AXC, CY7C028-12AXC, CY7C028-15AXC, CY7C028-15AI, CY7C028-15AXI 2623540 VKN/PYRS 12/17/08 Added CY7C027-15AXI in the Ordering information table 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.com/sales. Products PSoC Clocks & Buffers Wireless Memories Image Sensors psoc.cypress.com clocks.cypress.com wireless.cypress.com memory.cypress.com image.cypress.com PSoC Solutions General psoc.cypress.com/solutions Low Power/Low Voltage psoc.cypress.com/low-power Precision Analog psoc.cypress.com/precision-analog LCD Drive psoc.cypress.com/lcd-drive CAN 2.0b psoc.cypress.com/can psoc.cypress.com/usb Cypress Semiconductor Corporation, The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use of any circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under patent or other rights. Cypress products are not warranted nor intended to be used for medical, life support, life saving, critical control or safety applications, unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges. Any Source Code software and/or firmware is owned by Cypress Semiconductor Corporation Cypress and is protected by and subject to worldwide patent protection United States and foreign , United States copyright laws and international treaty provisions. Cypress hereby grants to licensee a personal, non-exclusive, non-transferable license to copy, use, modify, create derivative works of, and compile the Cypress Source Code and derivative works for the sole purpose of creating custom software and or firmware in support of licensee product to be used only in conjunction with a Cypress integrated circuit as specified in the applicable agreement. Any reproduction, modification, translation, compilation, or representation of this Source Code except as specified above is prohibited without the express written permission of Cypress. Disclaimer CYPRESS MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cypress reserves the right to make changes without further notice to the materials described herein. Cypress does not assume any liability arising out of the application or use of any product or circuit described herein. Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress’ product in a life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges. Use may be limited by and subject to the applicable Cypress software license agreement. All products and company names mentioned in this document may be the trademarks of their respective holders. Page 19 of 19 [+] Feedback

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CY7C027/028 CY7C037/03832K/64K x 16/18 Dual-Port Static RAM

CY7C027/028 CY7C037/038
32K/64K x 16/18 Dual-Port Static RAM
• True dual-ported memory cells which allow simultaneous access of the same memory location
• 32K x 16 organization CY7C027
• 64K x 16 organization CY7C028
• 32K x 18 organization CY7C037
• 64K x 18 organization CY7C038
• micron CMOS for optimum speed and power
• High speed access 12[1], 15, and 20 ns
• Low operating power
• Active ICC = 180 mA typical
• Standby ISB3 = mA typical
• Fully asynchronous operation

Logic Block Diagram

R/WL UBL

CE0L CE1L

LBL OEL
/17L

I/O Control
• Automatic power down
• Expandable data bus to 32 and 36 bits or more using

Master/Slave chip select when using more than one device
• On-chip arbitration logic
• Semaphores included to permit software handshaking
between ports
• INT flags for port-to-port communication
• Separate upper-byte and lower-byte control
• Dual chip enables
• Pin select for Master or Slave
• Commercial and industrial temperature ranges
• Available in 100-pin TQFP
• Pb-free packages available

R/WR UBR

I/O Control

CE0R CE1R

LBR OER
15/16

Address Decode

True Dual-Ported RAM Array

Address Decode
15/16
/15R
15/16

R/WL

SEML

BUSYL[5]

INTL UBL LBL

Notes See page 6 for Load Conditions.
for x16 devices for x18 devices. for x16 devices for x18 devices.
for 32K for 64K devices. BUSY is an output in master mode and an input in slave mode.

Interrupt Semaphore Arbitration
15/16
/15R

R/WR SEMR [5] BUSYR

INTR UBR LBR
• San Jose, CA 95134-1709
• 408-943-2600
[+] Feedback

CY7C027/028 CY7C037/038

Functional Description
Ordering Information
32K x16 Asynchronous Dual-Port SRAM

Speed ns 12[1] 15
Ordering Code CY7C027-12AC CY7C027-15AC CY7C027-15AXI CY7C027-20AC CY7C027-20AXC

Package Name A100

Package Type 100-Pin Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Pb-Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Pb-Free Thin Quad Flat Pack
64K x16 Asynchronous Dual-Port SRAM

Speed ns 12[1] 15
Ordering Code CY7C028-12AC CY7C028-12AXC CY7C028-15AC CY7C028-15AXC CY7C028-15AI CY7C028-15AXI CY7C028-20AC CY7C028-20AI

Package Name A100

Package Type 100-Pin Thin Quad Flat Pack 100-Pin Pb-Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Pb-Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Pb-Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack
32K x18 Asynchronous Dual-Port SRAM

Speed ns 12[1]
Ordering Code CY7C037-12AC CY7C037-15AC CY7C037-20AC

Package Name

A100

A100

A100

Package Type 100-Pin Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack
64K x18 Asynchronous Dual-Port SRAM

Speed ns 12[1]
Ordering Code CY7C038-12AC CY7C038-15AC CY7C038-20AC CY7C038-20AI

Package Name A100

Package Type 100-Pin Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack

Operating Range

Commercial Industrial Commercial

Operating Range

Commercial Industrial Commercial Industrial

Operating Range

Commercial

Operating Range

Commercial Industrial

Page 17 of 19 [+] Feedback

CY7C027/028 CY7C037/038

Package Diagram

Figure 100-Pin Pb-Free Thin Plastic Quad Flat Pack TQFP A100
51-85048-*C

Page 18 of 19 [+] Feedback

CY7C027/028 CY7C037/038

Document History Page

Document Title CY7C027/028, CY7C037/038 32K/64K x 16/18 Dual-Port Static RAM Document Number 38-06042

ECN No.

Orig. of Submission

Change

Description of Change
110190
09/29/01 Change from Spec number 38-00666 to 38-06042
122292
12/27/02 Power up requirements added to Maximum Ratings Information
236765
6/23/04 Removed cross information from features section
377454

See ECN Added Pb-Free Logo
Added Pb-Free parts to ordering information:

CY7C027-20AXC, CY7C028-12AXC, CY7C028-15AXC, CY7C028-15AI,

CY7C028-15AXI
2623540 VKN/PYRS 12/17/08 Added CY7C027-15AXI in the Ordering information table

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.com/sales.

Products PSoC Clocks & Buffers Wireless Memories Image Sensors
psoc.cypress.com clocks.cypress.com wireless.cypress.com memory.cypress.com image.cypress.com

PSoC Solutions

General
psoc.cypress.com/solutions

Low Power/Low Voltage
psoc.cypress.com/low-power

Precision Analog
psoc.cypress.com/precision-analog

LCD Drive
psoc.cypress.com/lcd-drive

CAN 2.0b
psoc.cypress.com/can
psoc.cypress.com/usb

Cypress Semiconductor Corporation, The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use of any circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under patent or other rights. Cypress products are not warranted nor intended to be used for medical, life support, life saving, critical control or safety applications, unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.

Any Source Code software and/or firmware is owned by Cypress Semiconductor Corporation Cypress and is protected by and subject to worldwide patent protection United States and foreign , United States copyright laws and international treaty provisions. Cypress hereby grants to licensee a personal, non-exclusive, non-transferable license to copy, use, modify, create derivative works of, and compile the Cypress Source Code and derivative works for the sole purpose of creating custom software and or firmware in support of licensee product to be used only in conjunction with a Cypress integrated circuit as specified in the applicable agreement. Any reproduction, modification, translation, compilation, or representation of this Source Code except as specified above is prohibited without the express written permission of Cypress.

Disclaimer CYPRESS MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cypress reserves the right to make changes without further notice to the materials described herein. Cypress does not assume any liability arising out of the application or use of any product or circuit described herein. Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress’ product in a life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.

Use may be limited by and subject to the applicable Cypress software license agreement.

All products and company names mentioned in this document may be the trademarks of their respective holders.

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[+] Feedback

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 CY7C038V-20AI Datasheet file may be downloaded here without warranties.

Datasheet ID: CY7C038V-20AI 507855