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參數(shù)資料
| 型號(hào)： | GS816272CC-250IV |
| 廠商： | GSI TECHNOLOGY |
| 元件分類(lèi)： | DRAM |
| 英文描述： | 256K x 72 18Mb S/DCD Sync Burst SRAMs |
| 中文描述： | 256K X 72 CACHE SRAM, 5.5 ns, PBGA209 |
| 封裝： | 14 X 22 MM, 1 MM PITCH, BGA-209 |
| 文件頁(yè)數(shù)： | 5/29頁(yè) |
| 文件大小： | 851K |
| 代理商： | GS816272CC-250IV |
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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
GS816272CC-xxxV
Preliminary
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Rev: 1.02a 6/2006
5/29
2004, GSI Technology
Note:
There are pull-up devices on the ZQ, and 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 |
|---|---|
| GS816272CC-250V | 256K x 72 18Mb S/DCD Sync Burst SRAMs |
| GS816272CC-V | 256K x 72 18Mb S/DCD Sync Burst SRAMs |
| GS816272CGC-150IV | 256K x 72 18Mb S/DCD Sync Burst SRAMs |
| GS816272CGC-150V | 256K x 72 18Mb S/DCD Sync Burst SRAMs |
| GS816272CGC-200IV | 256K x 72 18Mb S/DCD Sync Burst SRAMs |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| GS816272CC-250V | 制造商:GSI Technology 功能描述:SRAM SYNC OCTAL 1.8V/2.5V 18MBIT 256KX72 5.5NS/3NS 209FBGA - Trays |
| GS816272CC-300 | 制造商:GSI Technology 功能描述:SRAM SYNC OCTAL 2.5V/3.3V 18MBIT 256KX72 5NS/2.8NS 209FBGA - Trays |
| GS816272CC-300I | 制造商:GSI Technology 功能描述:SRAM SYNC OCTAL 2.5V/3.3V 18MBIT 256KX72 5NS/2.8NS 209FBGA - Trays |
| GS816272CC-300M | 制造商:GSI Technology 功能描述:209 BGA - Bulk |
| GS816272CC-333 | 制造商:GSI Technology 功能描述:SRAM SYNC OCTAL 2.5V/3.3V 18MBIT 256KX72 4.5NS/2.8NS 209FPBG - Trays |
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