CY7C1361C
CY7C1363C
Document #: 38-05541 Rev. *F
Page 11 of 31
Partial Truth Table for Read/Write[3, 8]
Function (CY7C1361C)
GW
BWE
BWD
BWC
BWB
BWA
Read
H
H
X
X
X
X
Read
H
L
HH
HH
Write Byte (A, DQPA)H
L
H
H
H
L
Write Byte (B, DQPB)H
L
H
H
L
H
Write Bytes (B, A, DQPA, DQPB)H
L
H
H
L
L
Write Byte (C, DQPC)
H
LHLH
H
Write Bytes (C, A, DQPC, DQPA)
H
LHLH
L
Write Bytes (C, B, DQPC, DQPB)H
L
H
L
L
H
Write Bytes (C, B, A, DQPC, DQPB, DQPA)
H
L
H
LLL
Write Byte (D, DQPD)H
L
L
H
H
H
Write Bytes (D, A, DQPD, DQPA)H
L
L
H
H
L
Write Bytes (D, B, DQPD, DQPA)H
L
L
H
L
H
Write Bytes (D, B, A, DQPD, DQPB, DQPA)H
L
L
H
L
L
Write Bytes (D, B, DQPD, DQPB)H
L
L
L
H
H
Write Bytes (D, B, A, DQPD, DQPC, DQPA)H
L
L
L
H
L
Write Bytes (D, C, A, DQPD, DQPB, DQPA)
H
L
LLL
H
Write All Bytes
H
L
LLLL
Write All Bytes
L
X
X
X
X
X
Truth Table for Read/Write[3, 8]
Function (CY7C1363C)
GW
BWE
BWB
BWA
Read
H
H
X
X
Read
H
L
H
H
Write Byte A – (DQA and DQPA)H
L
H
L
Write Byte B – (DQB and DQPB)H
L
L
H
Write All Bytes
H
L
L
L
Write All Bytes
L
X
X
X
Note:
8. Table only lists a partial listing of the byte write combinations. Any Combination of BWX is valid Appropriate write will be done based on which byte write is active.
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