CY7C037V-20AXC
CY7C037V-20AXC Datasheet
CY7C027V/028V CY7C037V/038V
| Part | Datasheet |
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CY7C037V-20AXC |
CY7C037V-20AXC (pdf) |
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| LEAD-FREE CY7C027V/028V CY7C037V/038V 3.3V 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 CY7C027V • 64K x 16 organization CY7C028V • 32K x 18 organization CY7C037V • 64K x 18 organization CY7C038V • 0.35-micron CMOS for optimum speed/power • High-speed access 15/20/25 ns • Low operating power Active ICC = 115 mA typical Standby ISB3 = 10 µA typical Logic Block Diagram R/WL UBL CE0L CE1L LBL OEL I/O Control • Fully asynchronous operation • Automatic power-down • Expandable data bus to 32/36 bits or more using Mas- ter/Slave chip select when using more than one device • On-chip arbitration logic • Semaphores included to permit software handshaking between ports • INT flag 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 • 100-pin Lead Pb -free TQFP and 100-pin TQFP I/O Control R/WR UBR CE0R CE1R LBR OER 15/16 Address Decode True Dual-Ported RAM Array Address Decode 15/16 R/WL SEML [4] BUSYL INTL UBL LBL 15/16 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 R/WR SEMR BUSYR INTR UBR LBR Cypress Semiconductor Corporation • 3901 North First Street • San Jose, CA 95134 • 408-943-2600 [+] Feedback Pin Configurations 100-Pin TQFP Top View CY7C027V/028V CY7C037V/038V A8L A7L A6L A5L A4L A3L A2L A1L A0L NC INTL BUSYL GND M/S BUSYR INTR A0R A1R A2R A3R A4R A5R A6R A7R A8R A9L A10L A11L A12L A13L A14L [5] A15L NC LBL UBL CE0L CE1L SEML VCC R/WL OEL GND I/O15L I/O14L I/O13L I/O12L I/O11L I/O10L 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 CY7C028V 64K x 16 CY7C027V 32K x 16 Ordering Information 32K x16 3.3V Asynchronous Dual-Port SRAM Speed ns Ordering Code Package Name CY7C027V-15AC CY7C027V-15AXC CY7C027V-20AC CY7C027V-20AXC CY7C027V-25AC CY7C027V-25AXC A100 Package Type 100-Pin Thin Quad Flat Pack 100-Pin Lead Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Lead Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Lead Free Thin Quad Flat Pack Operating Range Commercial 64K x16 3.3V Asynchronous Dual-Port SRAM Speed ns 15 Ordering Code CY7C028V-15AC CY7C028V-15AXC CY7C028V-20AC Package Name A100 A100 A100 CY7C028V-20AXC CY7C028V-20AI CY7C028V-20AXI CY7C028V-25AC CY7C028V-25AXC A100 Package Type 100-Pin Thin Quad Flat Pack 100-Pin Lead Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Lead Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Lead Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Lead Free Thin Quad Flat Pack Operating Range Commercial Industrial Commercial 32K x18 3.3V Asynchronous Dual-Port SRAM Speed ns 15 Ordering Code CY7C037V-15AC CY7C037V-15AXC CY7C037V-20AC CY7C037V-20AXC Package Name A100 CY7C037V-25AC CY7C037V-25AXC A100 Package Type 100-Pin Thin Quad Flat Pack 100-Pin Lead Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Lead Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Lead Free Thin Quad Flat Pack Operating Range Commercial 64K x18 3.3V Asynchronous Dual-Port SRAM Speed ns 15 20 Ordering Code CY7C038V-15AC CY7C038V-15AXC CY7C038V-20AC CY7C038V-20AXC CY7C038V-20AI CY7C038V-20AXI CY7C038V-25AC Package Name A100 CY7C038V-25AXC A100 Package Type 100-Pin Thin Quad Flat Pack 100-Pin Lead Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Lead Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Lead Free Thin Quad Flat Pack 100-Pin Thin Quad Flat Pack 100-Pin Lead Free Thin Quad Flat Pack Operating Range Commercial Industrial Commercial Page 16 of 18 [+] Feedback CY7C027V/028V CY7C037V/038V Package Diagram 100-Pin Thin Plastic Quad Flat Pack TQFP A100 100-Pin Lead Pb -Free Thin Plastic Quad Flat Pack TQFP A100 51-85048-*B All product and company information mentioned in this document are trademarks of their respective holders. Page 17 of 18 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. [+] Feedback CY7C027V/028V CY7C037V/038V Document History Page Document Title CY7C027V/CY7C028V/CY7C037V/CY7C038V 3.3V 32K/64K x 16/18 Dual Port Static RAM Document Number 38-06078 Orig. of ECN NO. Issue Date Change Description of Change 237626 6/30/04 YDT Converted data sheet from old spec 38-00670 to conform with new data sheet. Removed cross information from features section 259110 See ECN JHX Added Lead Pb -Free packaging information. Page 18 of 18 [+] Feedback |
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