CY7C1215F-133AC CYPRESS [Cypress Semiconductor], CY7C1215F-133AC Datasheet - Page 7

• Manufacturer Part Number: CY7C1215F-133AC
• Description: 1-Mb (32K x 32) Pipelined Sync SRAM
• Manufacturer: CYPRESS [Cypress Semiconductor]

Document #: 38-05421 Rev. **
Truth Table for Read/Write
Read
Read
Write Byte A – DQ
Write Byte B – DQ
Write Bytes B, A
Write Byte C – DQ
Write Bytes C, A
Write Bytes C, B
Write Bytes C, B, A
Write Byte D – DQ
Write Bytes D, A
Write Bytes D, B
Write Bytes D, B, A
Write Bytes D, C
Write Bytes D, C, A
Write Bytes D, C, B
Write All Bytes
Write All Bytes
C
D
B
Function
A
[2, 3]
GW
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
BWE
H
X
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
BW
H
H
H
H
H
H
H
X
H
X
L
L
L
L
L
L
L
L
D
BW
H
H
H
H
H
H
H
H
X
X
L
L
L
L
L
L
L
L
C
BW
CY7C1215F
H
H
H
H
H
H
H
H
X
X
L
L
L
L
L
L
L
L
B
Page 7 of 16
BW
H
H
H
H
H
H
H
H
X
L
L
L
L
L
L
X
L
L
A