CY7C1399B-15VXI(2005) データシートの表示（PDF） - Cypress Semiconductor
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CY7C1399B-15VXI Datasheet PDF : 10 Pages
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Switching Waveforms (continued)
Write Cycle No. 1 (WE Controlled)[9, 14, 15]
ADDRESS
CE
tSA
WE
tWC
tAW
tPWE
CY7C1399B
tHA
OE
DATA I/O
NOTE 16
tHZOE
Write Cycle No. 2 (CE Controlled)[9, 14, 15]
ADDRESS
CE
tSA
tSD
DATAINVALID
tWC
tAW
tSCE
WE
DATA I/O
Write Cycle No. 3 (WE Controlled, OE LOW)[10, 15]
ADDRESS
tSD
DATAINVALID
tWC
CE
tAW
tSA
WE
DATA I/O
NOTE 16
tHZWE
tSD
DATA IN VALID
Notes:
14. Data I/O is high impedance if OE = VIH.
15. If CE goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
16. 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 #: 38-05071 Rev. *D
Page 7 of 10
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