7C185-20 データシートの表示（PDF） - Cypress Semiconductor

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7C185-20

8K x 8 Static RAM

Cypress Semiconductor 

Switching Waveforms (continued)

rite Cycle No. 2 (CE Controlled)[13,14,15]

ADDRESS

CE1

tSA

CE2

WE

DATA I/O

tWC

tSCE1

tSCE2

tAW

tHA

tSD

tHD

DATA IN VALID

Write Cycle No. 3 (WE Controlled, OE LOW)[13,14,15,16]

tWC

ADDRESS

CE1

tSCE1

CE2

tSCE2

tAW

tHA

tSA

WE

DATA I/O

NOTE 14

tHZWE

tSD

DATA IN VALID

tHD

tLZWE

Notes:

15. The minimum write cycle time for write cycle #3 (WE controlled, OE LOW) is the sum of tHZWE and tSD.

16. If CE1 goes HIGH or CE2 goes LOW simultaneously with WE HIGH, the output remains in a high-impedance state.

CY7C185

Document #: 38-05043 Rev. *A

Page 6 of 11

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