CY7C1297H1-Mbit (64K x 18) Flow-Through Sync SRAMCypress Semiconductor Corporation • 198 Champion Court • San Jose, CA 95134-1709 • 408-943-2600Docume
CY7C1297HDocument #: 38-05669 Rev. *B Page 10 of 15Timing Diagrams Read Cycle Timing[16]Note: 16. On this diagram, when CE is LOW, CE1 is LOW, CE2 is
CY7C1297HDocument #: 38-05669 Rev. *B Page 11 of 15Write Cycle Timing[16, 17]Note: 17.Full width Write can be initiated by either GW LOW; or by GW HIG
CY7C1297HDocument #: 38-05669 Rev. *B Page 12 of 15Read/Write Timing[16, 18, 19]Notes: 18. The data bus (Q) remains in High-Z following a Write cycle
CY7C1297HDocument #: 38-05669 Rev. *B Page 13 of 15ZZ Mode Timing[20, 21]Notes: 20. Device must be deselected when entering ZZ mode. See Cycle Descrip
CY7C1297HDocument #: 38-05669 Rev. *B Page 14 of 15© Cypress Semiconductor Corporation, 2006. The information contained herein is subject to change w
CY7C1297HDocument #: 38-05669 Rev. *B Page 15 of 15Document HistoryDocument Title: CY7C1297H 1-Mbit (64K x 18) Flow-Through Sync SRAMDocument Number:
CY7C1297HDocument #: 38-05669 Rev. *B Page 2 of 15Selection Guide133 MHz 100 MHz UnitMaximum Access Time 6.5 8.0 nsMaximum Operating Current 225 205
CY7C1297HDocument #: 38-05669 Rev. *B Page 3 of 15Pin Descriptions Name I/O DescriptionA0, A1, A Input-SynchronousAddress Inputs used to select one of
CY7C1297HDocument #: 38-05669 Rev. *B Page 4 of 15Functional OverviewAll synchronous inputs pass through input registers controlledby the rising edge
CY7C1297HDocument #: 38-05669 Rev. *B Page 5 of 15ZZ Mode Electrical CharacteristicsParameter Description Test Conditions Min. Max. UnitIDDZZSleep mod
CY7C1297HDocument #: 38-05669 Rev. *B Page 6 of 15Truth Table for Read/Write[2, 3]Function GW BWE BWBBWARead H H X XRead H L H HWrite Byte (A, DQPA)HL
CY7C1297HDocument #: 38-05669 Rev. *B Page 7 of 15Maximum Ratings(Above which the useful life may be impaired. For user guide-lines, not tested.)Stora
CY7C1297HDocument #: 38-05669 Rev. *B Page 8 of 15Capacitance[9]Parameter Description Test Conditions100 TQFPMax. UnitCINInput Capacitance TA = 25°C,
CY7C1297HDocument #: 38-05669 Rev. *B Page 9 of 15Switching Characteristics Over the Operating Range[10, 11]Parameter Description133 MHz 100 MHzUnitMi
Comments to this Manuals