GS816218BD-150I GSI TECHNOLOGY, GS816218BD-150I Datasheet - Page 9

• Manufacturer Part Number: GS816218BD-150I
• Manufacturer: GSI TECHNOLOGY

Specifications of GS816218BD-150I

• Density: 18Mb
• Access Time (max): 7.5ns
• Sync/async: Synchronous
• Architecture: SDR
• Clock Freq (max): 133.3MHz
• Operating Supply Voltage (typ): 2.5/3.3V
• Address Bus: 20b
• Package Type: FBGA
• Operating Temp Range: -40C to 85C
• Number Of Ports: 2
• Supply Current: 185mA
• Operating Supply Voltage (min): 2.3/3V
• Operating Supply Voltage (max): 2.7/3.6V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 165
• Word Size: 18b
• Number Of Words: 1M
• Lead Free Status / RoHS Status: Not Compliant

Byte Write Truth Table
Notes:
1.
2.
3.
4.
Rev: 1.07 9/2008
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Write No Bytes
Write all bytes
Write all bytes
All byte outputs are active in read cycles regardless of the state of Byte Write Enable inputs, B
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
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
L
L
L
L
L
L
X
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
9/37
B
X
H
H
H
H
X
L
L
B
B
X
H
H
H
H
X
L
L
C
A
, B
B
B
X
H
H
H
H
X
L
L
, B
D
C
and/or B
GS816218/36B(B/D)
Notes
2, 3, 4
2, 3, 4
2, 3, 4
2, 3
2, 3
D
1
1
.
© 2004, GSI Technology