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Cypress CY62128B manual

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Table of contents for the manual

  • Page 1

    1-Mbit (128K x 8) S t atic RAM CY62128B MoBL ® Cypress Semiconductor Corpora tion • 3901 North First S treet • San Jose , CA 95134 • 408-943-2600 Document #: 38-05300 Rev . *C Revised March 7, 2005 Features • T emperature Range s — Commercial: 0°C to 70°C — Industrial: –40 °C to 85°C — Automotive: –40°C to 125°C • 4.5V–[...]

  • Page 2

    CY62128B MoBL ® Document #: 38-05300 Rev . *C Page 2 of 1 1 Pin Configurations Product Port folio Product V CC Range (V) Spee d (ns) Power Dissipation Operating, I CC (mA) Stan db y , I SB2 ( µ A) Min. T y p. [2] Max. T yp. [2] Max. T yp. [2] Ma x. CY62128BLL Industrial 4.5 5.0 5.5 55 7.5 20 2.5 15 Industrial 70 6 15 2.5 15 Automotive 70 6 25 2.5[...]

  • Page 3

    CY62128B MoBL ® Document #: 38-05300 Rev . *C Page 3 of 1 1 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 +12[...]

  • Page 4

    CY62128B MoBL ® Document #: 38-05300 Rev . *C Page 4 of 1 1 Thermal Resist ance [6] Parameter Description T est Conditio ns 32 SOIC 32 TSOP 32 STSOP 32 RTSOP Unit Θ JA Thermal Resistance (Junction to Ambient) T est conditions follow standard test methods and procedures for measuring thermal impe dance, per EIA / JESD51. 66.17 97.44 105.1 4 97.44 [...]

  • Page 5

    CY62128B MoBL ® Document #: 38-05300 Rev . *C Page 5 of 1 1 Switching Characteristics [7] Over the Operating Range Parameter Description 62128B-55 62 128B-70 Unit Min. Max. Min. Max. READ CYCLE t RC Read Cycle T ime 55 70 ns t AA Address to Data V a lid 55 70 ns t OHA Data Hold from Address Change 5 5 ns t ACE CE 1 LOW to Data V alid, CE 2 HIGH to[...]

  • Page 6

    CY62128B MoBL ® Document #: 38-05300 Rev . *C Page 6 of 1 1 Read Cycle No. 2 (OE Controlled) [13, 14] Write Cycle No. 1 (CE 1 or CE 2 Controlled) [15, 16] Notes: 14. Address valid prior to or coincident with C E 1 transitio n LOW and CE 2 transitio n HIGH. 15. Data I/O is high impeda nce if O E = V IH . 16. If C E 1 goes HIGH or CE 2 goes LOW simu[...]

  • Page 7

    CY62128B MoBL ® Document #: 38-05300 Rev . *C Page 7 of 1 1 Write Cycle No. 2 (WE Controlled, OE HIGH During Wr ite) [15, 16] Write Cycle No.3 (WE Controlled , OE LOW) [15, 16] Note: 17. During this period t he I/ Os are in the output sta te and input signals should not be app lied. Switching W aveforms (continued) t HD t SD t PWE t SA t HA t AW t[...]

  • Page 8

    CY62128B MoBL ® Document #: 38-05300 Rev . *C Page 8 of 1 1 T ruth T able CE 1 CE 2 OE WE I/O 0 –I/O 7 Mode Power H X X X High Z Power-down S tandby (I SB ) X L X X High Z Power-down S tandby (I SB ) LH L H D a t a O u t R e a d A c t i v e ( I CC ) L H X L Data In Write Active (I CC ) L H H H High Z Selected, Outputs Disabled Active (I CC ) Ord[...]

  • Page 9

    CY62128B MoBL ® Document #: 38-05300 Rev . *C Page 9 of 1 1 Package Diagrams 0.546[13.868] 0.440[11.176] 0.101[2.565] 0.050[1.270] 0.014[0.355] 0.118[2.997] 0.004[0.102] 0.047[1.193] 0.006[0.152] 0.023[0.584] 0.793[20.142] 0.450[11.430] 0.566[14.376] 0.111[2.819] 0.817[20.751] BSC. 0.020[0.508] MIN. MAX. 0.012[0.304] 0.039[0.990] 0.063[1.600] SEAT[...]

  • Page 10

    CY62128B MoBL ® Document #: 38-05300 Rev . *C Page 10 of 1 1 © Cypress Semi con duct or Cor po rati on , 20 05 . The information con t a in ed he re i n is su bject to change wit hou t notice. Cypr ess S em ic on duct or Corpo ration assu mes no resp onsib ility for th e u se of any circuitry o ther than circui try embodied in a Cypress prod uct.[...]

  • Page 11

    CY62128B MoBL ® Document #: 38-05300 Rev . *C Page 1 1 of 1 1 Document History Page Document Title: CY62128B MoBL ® 1-Mbit (128K x 8) S tatic RA M Document Number: 38-05300 REV . ECN NO. Issue Date Orig. of Change Description of Change ** 1 16566 06/20 /02 DSG Changed fro m S pec numb er: 38 -00524 to 38-05300 *A 1 26601 06/09/03 JUI Changed CE t[...]