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參數資料
型號: GS864418E-225I
廠商: GSI TECHNOLOGY
元件分類: DRAM
英文描述: 4M x 18, 2M x 36 72Mb S/DCD Sync Burst SRAMs
中文描述: 4M X 18 CACHE SRAM, 6.5 ns, PBGA165
封裝: 15 X 17 MM, 1 MM PITCH, FPBGA-165
文件頁數: 6/32頁
文件大小: 811K
代理商: GS864418E-225I
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
Preliminary
GS864418/36E-xxxV
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Rev: 1.05 6/2006
6/32
2003, 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PDF資料
PDF描述
GS864418E-225IV 4M x 18, 2M x 36 72Mb S/DCD Sync Burst SRAMs
GS864418E-225V 4M x 18, 2M x 36 72Mb S/DCD Sync Burst SRAMs
GS864418E-250 4M x 18, 2M x 36 72Mb S/DCD Sync Burst SRAMs
GS864418E-250I 4M x 18, 2M x 36 72Mb S/DCD Sync Burst SRAMs
GS8644ZV36B-133 72Mb Pipelined and Flow Through Synchronous NBT SRAM
相關代理商/技術參數
參數描述
GS864418E-225IV 制造商:GSI 制造商全稱:GSI Technology 功能描述:4M x 18, 2M x 36 72Mb S/DCD Sync Burst SRAMs
GS864418E-225V 制造商:GSI 制造商全稱:GSI Technology 功能描述:4M x 18, 2M x 36 72Mb S/DCD Sync Burst SRAMs
GS864418E-250 制造商:GSI 制造商全稱:GSI Technology 功能描述:4M x 18, 2M x 36 72Mb S/DCD Sync Burst SRAMs
GS864418E-250I 制造商:GSI 制造商全稱:GSI Technology 功能描述:4M x 18, 2M x 36, 1M x 72 72Mb S/DCD Sync Burst SRAMs
GS864418E-250IV 制造商:GSI 制造商全稱:GSI Technology 功能描述:4M x 18, 2M x 36 72Mb S/DCD Sync Burst SRAMs
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