CY7C199D(2007) 查看數據表（PDF） - Cypress Semiconductor
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| CY7C199D Datasheet PDF : 0 Pages | |||
Switching Waveforms (continued)
Write Cycle No. 1 (CE Controlled) [10, 16, 17]
ADDRESS
CE
tSA
WE
DATA IO
Write Cycle No. 2 (WE Controlled) [10, 16, 17]
ADDRESS
CE
tSA
WE
tWC
tAW
tSCE
tSD
DATA IN VALID
tWC
tAW
tPWE
tHA
tHD
tHA
CY7C199D
OE
DATA IO
NOTE 18
tHZOE
Write Cycle No. 3 (WE Controlled, OE LOW) [11, 17]
ADDRESS
tSD
DATAIN VALID
tWC
CE
tAW
tSA
WE
DATA IO
NOTE 18
tHZWE
tSD
DATAIN VALID
Notes:
16. Data IO is high impedance if OE = VIH.
17. If CE goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
18. During this period the IOs are in the output state and input signals should not be applied.
Document #: 38-05471 Rev. *D
tHD
tHA
tHD
tLZWE
Page 7 of 10
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