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Cypress CY7C1020BN manual

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Table of contents for the manual

  • Page 1

    32K x 16 S t atic RAM CY7C1020BN Cypress Semiconductor Corpora tion • 198 Champion Cou rt • San Jose , CA 95134-1 709 • 408-943-2 600 Document #: 001-06443 Rev . ** Revised February 1, 2006 Features •H i g h s p e e d —t AA = 12, 15 ns • CMOS for optimum speed/powe r • Low active pow er — 825 mW (max.) • Low CMOS st andb y power ([...]

  • Page 2

    CY7C1020BN Document #: 001-06443 Rev . ** Page 2 of 8 Maximum Ratings (Above which the useful life may be impaired. For user guide- lines, not tested.) S torage T emperature ................ ................. –65 ° C to +150 ° C Ambient T emperature with Power Applied .............. ... ... ......................... –55 ° C to +125 ° C Supp[...]

  • Page 3

    CY7C1020BN Document #: 001-06443 Rev . ** Page 3 of 8 AC T est Loads and W aveforms Switching Characteristics [5] Ove r the Operating Range Parameter Descriptio n 7C1020BN-12 7C1020 BN-15 Unit Min. Max. Min. Max. Read Cycle t RC Read Cycle T ime 12 15 ns t AA Address to Data V alid 12 15 ns t OHA Data Hold from Address Change 3 3 ns t ACE CE LOW to[...]

  • Page 4

    CY7C1020BN Document #: 001-06443 Rev . ** Page 4 of 8 Switching Waveforms Read Cycle No. 1 [9, 10] Read Cycle No. 2 (OE Controlled) [10, 1 1] Notes: 9. Device is continuously selected. OE , CE , BHE and/or BHE = V IL . 10. WE is HIGH fo r read cycle. 1 1. Address valid prior to or coincident with CE transition LOW . PREVIOUS DATA VALID DATA VALID t[...]

  • Page 5

    CY7C1020BN Document #: 001-06443 Rev . ** Page 5 of 8 Write Cycle No. 1 (CE Controlled) [12, 13] Write Cycle No. 2 (BLE or BHE Controlled) Notes: 12. Data I/O is high impedance if OE or BHE and/or BLE = V IH . 13. If CE goes HIGH simultaneously wi th WE goi ng HIGH, the output remains in a high-impedance st ate . Switching Waveforms (continued) t H[...]

  • Page 6

    CY7C1020BN Document #: 001-06443 Rev . ** Page 6 of 8 Write Cycle No. 3 (WE Controlled, OE LOW) T ruth T able CE OE WE BLE BHE I/O 1 –I/O 8 I/O 9 –I/O 16 Mode Power H X X X X High Z High Z Power-Down St an dby (I SB ) L L H L L Data Out Data Out Read – All bits Active (I CC ) L H Data Out High Z R ead – Lower bits only Active (I CC ) H L Hi[...]

  • Page 7

    CY7C1020BN Document #: 001-06443 Rev . ** Page 7 of 8 © Cypress Semi con duct or Cor po rati on , 20 06 . The information contained he re i n is su bject to change without notice. C ypr ess S em i c on duct or Corpo ration assu me s no resp onsib ility for th e u se of any circuitry o ther than circui try embodied i n a Cypress prod uct. Nor does [...]

  • Page 8

    CY7C1020BN Document #: 001-06443 Rev . ** Page 8 of 8 Document History Page Document Title: CY7C1020BN 32K x 16 St atic RAM Document #: 001-06443 REV . ECN NO. Issue Date Orig. of Change Description of Change ** 426812 See ECN NXR New Data Sheet [+] Feedback[...]