CYM1465A Просмотр технического описания (PDF) - Cypress Semiconductor
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CYM1465A Datasheet PDF : 7 Pages
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Switching Waveforms (continued)
Write Cycle No. 1 (WE Controlled) [4]
tWC
ADDRESS
tSCE
CE
tAW
tHA
tSA
tPWE
WE
DATA IN
DATA OUT
DATA UNDEFINED
tSD
tHD
DATA VALID
tHZWE
tLZWE
HIGH IMPEDANCE
CYM1465A
[4,9]
Write Cycle No. 2 (CE Controlled)
ADDRESS
tSA
CE
WE
tWC
tAW
DATA IN
DATA OUT
DATA UNDEFINED
tSCE
tHA
tPWE
tSD
tHD
DATA VALID
tHZWE
HIGH IMPEDANCE
Note:
9. If CE goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
Truth Table
Inputs
CE WE OE
HXX
LHL
LLX
L HH
Output
High Z
Data Out
Data In
High Z
Mode
Deselect/Power-Down
Read Word
Write Word
Deselect
Document #: 38-05269 Rev. **
Page 5 of 7
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