參數(shù)資料
型號(hào): GS88218BB-250V
廠商: GSI TECHNOLOGY
元件分類: DRAM
英文描述: 512K x 18, 256K x 36 9Mb SCD/DCD Sync Burst SRAMs
中文描述: 512K X 18 CACHE SRAM, 5.5 ns, PBGA119
封裝: FPBGA-119
文件頁數(shù): 8/35頁
文件大?。?/td> 863K
代理商: GS88218BB-250V
Mode Pin Functions
Mode Name
Pin Name
State
L
H
L
H or NC
L or NC
Function
Linear Burst
Interleaved Burst
Flow Through
Pipeline
Active
Standby, I
DD
= I
SB
Dual Cycle Deselect
Single Cycle Deselect
High Drive (Low Impedance)
Low Drive (High Impedance)
Burst Order Control
LBO
Output Register Control
FT
Power Down Control
ZZ
H
Single/Dual Cycle Deselect Control
SCD
L
H or NC
L
H or NC
FLXDrive Output Impedance Control
ZQ
GS88218/36B(B/D)-xxxV
Rev: 1.03 6/2006
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
8/35
2002, GSI Technology
Note:
There are pull-up devices on the ZQ, SCD, and FT pins and a pull-down device on the ZZ pin, so those input pins can be unconnected and the
chip will operate in the default states as specified in the above tables.
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
Burst Counter Sequences
BPR 1999.05.18
相關(guān)PDF資料
PDF描述
GS88218BB-V 512K x 18, 256K x 36 9Mb SCD/DCD Sync Burst SRAMs
GS88218BGB-150IV 512K x 18, 256K x 36 9Mb SCD/DCD Sync Burst SRAMs
GS88218BB-300 512K x 18, 256K x 36 9Mb SCD/DCD Sync Burst SRAMs
GS88218BB-333 512K x 18, 256K x 36 9Mb SCD/DCD Sync Burst SRAMs
GS88218 512K x 18, 256K x 36 9Mb SCD/DCD Sync Burst SRAMs
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
GS88218CB-200 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 2.5V/3.3V 9MBIT 512KX18 6.5NS/3NS 119FPBGA - Trays
GS88218CB-200I 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 2.5V/3.3V 9MBIT 512KX18 6.5NS/3NS 119FPBGA - Trays
GS88218CB-200IV 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 1.8V/2.5V 9MBIT 512KX18 6.5NS/3NS 119FPBGA - Trays
GS88218CB-200V 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 1.8V/2.5V 9MBIT 512KX18 6.5NS/3NS 119FPBGA - Trays
GS88218CB-250 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 2.5V/3.3V 9MBIT 512KX18 5.5NS/2.5NS 119FPBGA - Trays