CYM1831 View Datasheet(PDF) - Cypress Semiconductor
Part Name
Description
Manufacturer
CYM1831 Datasheet PDF : 8 Pages
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Switching Waveforms (continued)
Write Cycle No. 1 (WE Controlled)[6]
tWC
ADDRESS
tSCS
CS
WE
DATA IN
DATA OUT
tAW
tSA
DATA UNDEFINED
tHA
tPWE
tSD
tHD
DATA VALID
tHZWE
tLZWE
HIGH IMPEDANCE
CYM1831
Write Cycle No. 2 (CS Controlled)[6, 10]
ADDRESS
tSA
CS
WE
tWC
tAW
DATA IN
DATA OUT
DATA UNDEFINED
tSCS
tHA
tPWE
tSD
tHD
DATA VALID
tHZWE
HIGH IMPEDANCE
Note:
10. If CS goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
Truth Table
CSN WE OE Inputs/Outputs
Mode
H X X High Z
Deselect/Power-Down
L H L Data Out
Read
L L X Data In
Write
L H H High Z
Deselect
Document #: 38-05270 Rev. **
Page 5 of 8
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