參數(shù)資料
型號: GS88236AB-200
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: 256K X 36 CACHE SRAM, 6.5 ns, PBGA119
封裝: PLASTIC, BGA-119
文件頁數(shù): 9/38頁
文件大?。?/td> 744K
代理商: GS88236AB-200
GS88218/36AB/D-250/225/200/166/150/133
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Rev: 1.04 11/2004
9/38
2001, GSI Technology
Mode Pin Functions
Note:
There are pull-up devices on the ZQ, SCD, and FT pins and a pull-down device on the ZZ and PE pins, so those 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
8
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)
Activate DQPx I/Os (x18/x36 mode)
Deactivate DQPx I/Os (x16/x32 mode)
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
L
H or NC
FLXDrive Output Impedance Control
ZQ
9th Bit Enable
PE
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
相關(guān)PDF資料
PDF描述
GS88236AB-200I 512K x 18, 256K x 36 9Mb SCD/DCD Sync Burst SRAMs
GS88236AB-225 512K x 18, 256K x 36 9Mb SCD/DCD Sync Burst SRAMs
GS88236AB-225I 512K x 18, 256K x 36 9Mb SCD/DCD Sync Burst SRAMs
GS88236AB-250 512K x 18, 256K x 36 9Mb SCD/DCD Sync Burst SRAMs
GS88236AB-250I 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
GS88236CB-200 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 2.5V/3.3V 9MBIT 256KX36 6.5NS/3NS 119FPBGA - Trays
GS88236CB-200I 制造商:GSI Technology 功能描述:256K X 36 (9 MEG) SYNCH BURST , SCD, JTAG, FLEXDRIVE - Trays
GS88236CB-200IV 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 1.8V/2.5V 9MBIT 256KX36 6.5NS/3NS 119FPBGA - Trays
GS88236CB-250 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 2.5V/3.3V 9MBIT 256KX36 5.5NS/2.5NS 119FPBGA - Trays
GS88236CD-200 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 2.5V/3.3V 9MBIT 256KX36 6.5NS/3NS 165FPBGA - Trays