CY7C1049DV33(2006) 데이터 시트보기 (PDF) - Cypress Semiconductor
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CY7C1049DV33 Datasheet PDF : 8 Pages
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Switching Waveforms(continued)
Write Cycle No. 1 (WE Controlled, OE HIGH During Write)[17, 18]
tWC
ADDRESS
tSCE
CE
tAW
tSA
tPWE
WE
OE
DATA I/O
NOTE 19
tHZOE
Write Cycle No. 2 (WE Controlled, OE LOW)[18]
ADDRESS
CE
tSD
DATAIN VALID
tWC
tSCE
CY7C1049DV33
tHA
tHD
tSA
WE
tAW
tPWE
DATA I/O
NOTE 19
tHZWE
tSD
DATA VALID
Notes:
17. Data I/O is high-impedance if OE = VIH.
18. If CE goes HIGH simultaneously with WE going HIGH, the output remains in a high-impedance state.
19. During this period the I/Os are in the output state and input signals should not be applied.
tHA
tHD
tLZWE
Document #: 38-05475 Rev. *C
Page 5 of 8
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