CY7C1049B(2006) 查看數據表（PDF） - Cypress Semiconductor
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CY7C1049B Datasheet PDF : 9 Pages
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Switching Waveforms (continued)
Write Cycle No. 1 (CE Controlled)[15, 16]
ADDRESS
CE
tSA
WE
DATA I/O
CY7C1049B
tWC
tSCE
tSCE
tAW
tHA
tPWE
tSD
tHD
DATA VALID
Write Cycle No. 2 (WE Controlled, OE HIGH During Write)[15, 16]
tWC
ADDRESS
tSCE
CE
tAW
tSA
tPWE
WE
OE
DATA I/O
NOTE 17
tHZOE
tSD
DATAIN VALID
Notes:
15. Data I/O is high impedance if OE = VIH.
16. If CE goes HIGH simultaneously with WE going HIGH, the output remains in a high-impedance state.
17. During this period the I/Os are in the output state and input signals should not be applied.
tHA
tHD
Document #: 38-05169 Rev. *B
Page 6 of 9
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