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參數資料
| 型號： | W25P022A |
| 廠商： | WINBOND ELECTRONICS CORP |
| 英文描述： | 64K×32 Burst Pipeline High-Speed CMOS Static RAM(64K×32位同步脈沖管線高速CMOS靜態RAM) |
| 中文描述： | 64K的管道爆裂× 32高速CMOS靜態RAM（64K的× 32位同步脈沖管線高速的CMOS靜態RAM）的 |
| 文件頁數： | 3/17頁 |
| 文件大小： | 310K |
| 代理商： | W25P022A |
W25P022A
Publication Release Date: September 1996
- 3 -
Revision A1
PIN DESCRIPTION
SYMBOL
TYPE
DESCRIPTION
A0
A15
I/O1
I/O32
CLK
Input, Synchronous
Host Address
I/O, Synchronous
Data Inputs/Outputs
Input, Clock
Processor Host Bus Clock
CE1
, CE2,
CE3
Input, Synchronous
Chip Enables
GW
Input, Synchronous
Global Write
BWE
Input, Synchronous
Byte Write Enable from Cache Controller
BW1
BW4
Input, Synchronous
Host Bus Byte Enables used with BWE
Output Enable Input
OE
Input, Asynchronous
ADV
Input, Synchronous
Internal Burst Address Counter Advance
ADSC
Input, Synchronous
Address Status from chip set
ADSP
ZZ
Input, Synchronous
Address Status from CPU
Input, Asynchronous
Snooze Pin for Low-power State, internally pulled low
FT
Input, Static
Connected to V
SSQ
: Device operates in flow-through
(non-pipelined) mode.
Connected to V
DDQ
or unconnected: Device operates
in piplined mode.
LBO
Input, Static
Lower Address Burst Order
Connected to V
SSQ
: Device operates in linear mode.
Connected to V
DDQ
or unconnected: Device is in non-
linear mode.
MS
Input, Static
Mode Select for 2T/2T or 2T/1T
When unconnected or pulled low, device is in 2T/1T
mode; if pulled high (V
DDQ
), device enters 2T/2T
mode.
V
DDQ
I/O Power Supply
V
SSQ
I/O Ground
V
DD
Power Supply
V
SS
Ground
NC
No Connection
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| W25P022A-6 | 64K X 32 BURST PIPELINED HIGH-SPEED CMOS STATIC RAM |
| W25P022A-7 | 64K X 32 BURST PIPELINED HIGH-SPEED CMOS STATIC RAM |
| W25P022AF-6 | 64K X 32 BURST PIPELINED HIGH-SPEED CMOS STATIC RAM |
| W25P022AF-7 | 64K X 32 BURST PIPELINED HIGH-SPEED CMOS STATIC RAM |
| W25P022AD-6 | 64K X 32 BURST PIPELINED HIGH-SPEED CMOS STATIC RAM |
相關代理商/技術參數 |
參數描述 |
|---|---|
| W25P022A-6 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:64K X 32 BURST PIPELINED HIGH-SPEED CMOS STATIC RAM |
| W25P022A-7 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:64K X 32 BURST PIPELINED HIGH-SPEED CMOS STATIC RAM |
| W25P022AD-6 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:64K X 32 BURST PIPELINED HIGH-SPEED CMOS STATIC RAM |
| W25P022AD-7 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:64K X 32 BURST PIPELINED HIGH-SPEED CMOS STATIC RAM |
| W25P022AF-6 | 制造商:Winbond Electronics Corp 功能描述:Synchronous SRAM, 64K x 32, 100 Pin, Plastic, QFP |
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