GS816018T-225 GSI [GSI Technology], GS816018T-225 Datasheet - Page 8

• Manufacturer Part Number: GS816018T-225
• Description: 1M x 18, 512K x 32, 512K x 36 18Mb Sync Burst SRAMs
• Manufacturer: GSI [GSI Technology]

Notes:
1.
2.
3.
4.
Rev: 2.12 3/2002
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Byte Write Truth Table
Write all bytes
Write all bytes
All byte outputs are active in read cycles regardless of the state of Byte Write Enable inputs.
Byte Write Enable inputs B
All byte I/Os remain High-Z during all write operations regardless of the state of Byte Write Enable inputs.
Bytes “
Write byte a
Write byte b
Write byte c
Write byte d
Function
Read
Read
C
” and “
D
” are only available on the x32 and x36 versions.
GW
H
H
H
H
H
H
H
L
A
, B
B
, B
C
and/or B
BW
H
X
L
L
L
L
L
L
D
may be used in any combination with BW to write single or multiple bytes.
B
X
H
H
H
H
X
L
L
A
8/28
B
X
H
H
H
H
X
L
L
B
GS816018/32/36T-250/225/200/166/150/133
B
H
H
H
H
X
L
L
X
C
B
H
H
H
H
X
X
L
L
D
© 1999, Giga Semiconductor, Inc.
Notes
2, 3, 4
2, 3, 4
2, 3, 4
2, 3
2, 3
1
1
Preliminary