CY7C1399BN-12ZXC 查看數據表（PDF） - Cypress Semiconductor
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CY7C1399BN-12ZXC Datasheet PDF : 8 Pages
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Switching Waveforms (continued)
Write Cycle No. 1 (WE Controlled)[8, 13, 14]
ADDRESS
CE
tSA
WE
tWC
tAW
tPWE
CY7C1399BN
tHA
OE
DATA I/O
NOTE 15
tHZOE
Write Cycle No. 2 (CE Controlled)[8, 13, 14]
tSD
DATAINVALID
ADDRESS
CE
WE
tWC
tSA
tAW
DATA I/O
Write Cycle No. 3 (WE Controlled, OE LOW)[9, 14]
tSCE
tSD
DATAINVALID
ADDRESS
CE
tSA
WE
tWC
tAW
DATA I/O
NOTE 15
tHZWE
tSD
DATA IN VALID
Notes:
13. Data I/O is high impedance if OE = VIH.
14. If CE goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
15. During this period, the I/Os are in the output state and input signals should not be applied.
tHD
tHA
tHD
tHA
tHD
tLZWE
Document #: 001-06490 Rev. *A
Page 5 of 8
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