CY7C1361B CYPRESS [Cypress Semiconductor], CY7C1361B Datasheet - Page 15

• Manufacturer Part Number: CY7C1361B
• Description: 9-Mbit (256K x 36/512K x 18) Flow-Through SRAM
• Manufacturer: CYPRESS [Cypress Semiconductor]

Document #: 38-05302 Rev. *B
Partial Truth Table for Read/Write
Truth Table for Read/Write
Read
Read
Write Byte (A, DQP
Write Byte (B, DQP
Write Bytes (B, A, DQP
Write Byte (C, DQP
Write Bytes (C, A, DQP
Write Bytes (C, B, DQP
Write Bytes (C, B, A, DQP
Write Byte (D, DQP
Write Bytes (D, A, DQP
Write Bytes (D, B, DQP
Write Bytes (D, B, A, DQP
Write Bytes (D, B, DQP
Write Bytes (D, B, A, DQP
Write Bytes (D, C, A, DQP
Write All Bytes
Write All Bytes
Read
Read
Write Byte A – (DQ
Write Byte B – (DQ
Write All Bytes
Write All Bytes
Note:
8. Table only lists a partial listing of the byte write combinations. Any Combination of BW
Function (CY7C1361B)
Function (CY7C1363B)
A
B
A
B
C
D
)
)
)
)
and DQP
and DQP
A
C
C
D
D
D
, DQP
, DQP
, DQP
, DQP
, DQP
, DQP
C
D
D
D
, DQP
, DQP
, DQP
, DQP
A
B
B
A
A
A
B
B
)
)
)
)
)
)
)
)
B
B
C
B
[3]
, DQP
, DQP
, DQP
, DQP
A
A
A
A
)
)
)
)
[3, 8]
GW
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
GW
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
X
is valid Appropriate write will be done based on which byte write is active.
BWE
BW
H
X
L
L
L
L
X
H
H
H
H
H
H
H
H
X
L
L
L
L
L
L
L
L
D
BW
H
H
H
H
H
H
H
H
X
L
L
L
L
L
L
L
L
X
C
BW
X
H
H
X
L
L
B
BW
H
H
H
H
H
H
H
H
X
X
L
L
L
L
L
L
L
L
CY7C1361B
CY7C1363B
B
Page 15 of 34
BW
H
H
X
X
L
L
BW
A
H
H
H
H
H
H
H
H
X
X
L
L
L
L
L
L
L
L
A