PRELIMINARY
CY7C1510V18
CY7C1525V18
CY7C1512V18
CY7C1514V18
Document #: 38-05489 Rev. *A
Page 11 of 24
H
L
H
H
-
L-H During the Data portion of a Write sequence, only the byte (D[17:9]) is written into
the device. D[8:0] and D[35:18] will remain unaltered.
H
H
L
H
L-H
-
During the Data portion of a Write sequence, only the byte (D[26:18]) is written into
the device. D[17:0] and D[35:27] will remain unaltered.
H
H
L
H
-
L-H During the Data portion of a Write sequence, only the byte (D[26:18]) is written into
the device. D[17:0] and D[35:27] will remain unaltered.
H
H
H
L
L-H
During the Data portion of a Write sequence, only the byte (D[35:27]) is written into
the device. D[26:0] will remain unaltered.
H
H
H
L
-
L-H During the Data portion of a Write sequence, only the byte (D[35:27]) is written into
the device. D[26:0] will remain unaltered.
H
H
H
H
L-H
-
No data is written into the device during this portion of a write operation.
H
H
H
H
-
L-H No data is written into the device during this portion of a write operation.
Write Cycle Descriptions (CY7C1525V18)
BWS0
KK
Comments
L
L-H
–
During the Data portion of a Write sequence
:
CY7C1525V18
− the single byte (D[8:0]) is written into the device
L
–
L-H
During the Data portion of a Write sequence
:
CY7C1525V18
− the single byte (D[8:0]) is written into the device,
H
L-H
–
No data is written into the devices during this portion of a write operation.
H
–
L-H
No data is written into the devices during this portion of a write operation.
Write Cycle Descriptions (CY7C1514V18) (continued)[2, 8]
BWS0 BWS1 BWS2 BWS3
KK
Comments