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参数资料
| 型号： | GS88237BD-200T |
| 厂商： | GSI TECHNOLOGY |
| 元件分类： | SRAM |
| 英文描述： | 256K X 36 CACHE SRAM, 2.7 ns, PBGA165 |
| 封装： | 13 X 15 MM, 1 MM PITCH, FBGA-165 |
| 文件页数： | 26/29页 |
| 文件大小： | 859K |
| 代理商： | GS88237BD-200T |
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GS88237BB/D-333/300/250/200
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Rev: 1.05 4/2008
6/29
2002, GSI Technology
Note:
There is a are pull-up devices on the ZQ, SCD, and FT pins and a pull-down device on the ZZ pin, so thosethis input pins can be
unconnected and the chip will operate in the default states as specified in the above tables.
Burst Counter Sequences
BPR 1999.05.18
Mode Pin Functions
Mode Name
Pin Name
State
Function
Burst Order Control
LBO
L
Linear Burst
H
Interleaved Burst
Output Register Control
FT
L
Flow Through
H or NC
Pipeline
Power Down Control
ZZ
L or NC
Active
H
Standby, IDD = ISB
Single/Dual Cycle Deselect Control
SCD
L
Dual Cycle Deselect
H or NC
Single Cycle Deselect
FLXDrive Output Impedance Control
ZQ
L
High Drive (Low Impedance)
H or NC
Low Drive (High Impedance)
9th Bit Enable
PE
L or NC
Activate DQPx I/Os (x18/x3672 mode)
H
Deactivate DQPx I/Os (x16/x3272 mode)
Note:
The burst counter wraps to initial state on the 5th clock.
Note:
The burst counter wraps to initial state on the 5th clock.
Linear Burst Sequence
A[1:0] A[1:0] A[1:0] A[1:0]
1st address
00
01
10
11
2nd address
01
10
11
00
3rd address
10
11
00
01
4th address
11
00
01
10
Interleaved Burst Sequence
A[1:0] A[1:0] A[1:0] A[1:0]
1st address
00
01
10
11
2nd address
01
00
11
10
3rd address
10
11
00
01
4th address
11
10
01
00
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相关代理商/技术参数 |
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| GS88237CB-200 | 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 2.5V/3.3V 9MBIT 256KX36 2.7NS 119FPBGA - Trays |
| GS88237CB-200I | 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 2.5V/3.3V 9MBIT 256KX36 2.7NS 119FPBGA - Trays |
| GS88237CB-200IV | 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 1.8V/2.5V 9MBIT 256KX36 2.5NS 119FPBGA - Trays |
| GS88237CB-200V | 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 1.8V/2.5V 9MBIT 256KX36 2.5NS 119FPBGA - Trays |
| GS88237CB-250 | 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 2.5V/3.3V 9MBIT 256KX36 2.3NS 119FPBGA - Trays |
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