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參數資料
型號: GS816218BGD-250
廠商: GSI TECHNOLOGY
元件分類: DRAM
英文描述: 1M x 18, 512K x 36 18MbS/DCD Sync Burst SRAMs
中文描述: 1M X 18 CACHE SRAM, 5.5 ns, PBGA165
封裝: ROHS COMPLIANT, FBGA-165
文件頁數: 8/37頁
文件大小: 866K
代理商: GS816218BGD-250
Mode Pin Functions
Mode Name
Pin
Name
State
Function
Burst Order Control
LBO
L
H
Linear Burst
Interleaved Burst
Active
Standby, I
DD
= I
SB
Dual Cycle Deselect
Single Cycle Deselect
High Drive (Low Impedance)
Low Drive (High Impedance)
Power Down Control
ZZ
L or NC
H
Single/Dual Cycle Deselect Control
SCD
L
H or NC
L
H or NC
FLXDrive Output Impedance Control
ZQ
GS816218/36B(B/D)
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Rev: 1.04 9/2005
8/37
2004, 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
GS816218BGD-250I 1M x 18, 512K x 36 18MbS/DCD Sync Burst SRAMs
GS816236BD-150 1M x 18, 512K x 36 18MbS/DCD Sync Burst SRAMs
GS816236BD-150I 1M x 18, 512K x 36 18MbS/DCD Sync Burst SRAMs
GS816236BD-200 1M x 18, 512K x 36 18MbS/DCD Sync Burst SRAMs
GS816236BD-200I 1M x 18, 512K x 36 18MbS/DCD Sync Burst SRAMs
相關代理商/技術參數
參數描述
GS816218BGD-250V 制造商:GSI Technology 功能描述:SRAM SYNC DUAL 2.5V/3.3V 18MBIT 1MX18 5.5NS/2.5NS 165FPBGA - Trays
GS816218DB-150 制造商:GSI Technology 功能描述:119 BGA - Bulk
GS816218DB-150I 制造商:GSI Technology 功能描述:119 BGA - Bulk
GS816218DB-150IV 制造商:GSI Technology 功能描述:119 BGA - Bulk
GS816218DB-150V 制造商:GSI Technology 功能描述:119 BGA - Bulk
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