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參數(shù)資料
| 型號： | W24L257AJ-20 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | SRAM |
| 英文描述： | 32K X 8 High Speed CMOS Static RAM |
| 中文描述： | 32K X 8 STANDARD SRAM, 20 ns, PDSO28 |
| 封裝： | 0.300 INCH, SOJ-28 |
| 文件頁數(shù)： | 1/9頁 |
| 文件大小： | 209K |
| 代理商： | W24L257AJ-20 |
W24L257A
32K
×
8 HIGH-SPEED CMOS STATIC RAM
Publication Release Date: December 1996
- 1 -
Revision A5
GENERAL DESCRIPTION
The W24L257A is a high-speed, low-power CMOS static RAM organized as 32768
×
8 bits that
operates on a single 3.3-volt power supply. This device is manufactured using Winbond's high
performance CMOS technology.
FEATURES
High-speed access time: 12/15/20 nS (max.)
Low-power consumption:
Active: 200 mW (typ.)
Single
+
3.3V power supply
Fully static operation
All inputs and outputs directly TTL compatible
Three-state outputs
Available packages: 28-pin 300 mil SOJ,
skinny DIP and standard type one TSOP
(8 mm
×
13.4 mm)
PIN CONFIGURATION
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
28-DIP
28-pin
TSOP
28
27
26
25
24
23
22
21
20
19
18
17
16
15
V
DD
WE
A13
A8
A9
A11
OE
A10
CS
I/O8
I/O7
I/O6
I/O5
I/O4
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O1
I/O2
I/O3
V
SS
OE
A11
A9
A8
WE
V
DD
A14
A12
A7
A6
A5
A4
A3
A10
CS
I/O8
I/O7
I/O6
I/O4
V
I/O3
I/O2
I/O1
A0
A1
A2
BLOCK DIAGRAM
A0
.
.
CS
A14
WE
I/.
.
I/O8
OE
V
DD
V
SS
DATA I/O
DECODER
CONTROL
CORE
PIN DESCRIPTION
SYMBOL
DESCRIPTION
A0
A14
I/O1
I/O8
Address Inputs
Data Inputs/Outputs
CS
Chip Select Input
WE
Write Enable Input
OE
V
DD
Output Enable Input
Power Supply
V
SS
Ground
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| W24L257AK-15 | 32K X 8 High Speed CMOS Static RAM |
| W24L257AK-20 | 32K X 8 High Speed CMOS Static RAM |
| W24L257A | 32K×8bit High-Speed CMOS Static RAM(32K×8位高速CMOS靜態(tài)RAM) |
| W24L257 | 32K X 8 High Speed CMOS Static RAM |
| W24L257AJ-12 | 32K X 8 High Speed CMOS Static RAM |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W24L257AK-12 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:32K X 8 High Speed CMOS Static RAM |
| W24L257AK-15 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:32K X 8 High Speed CMOS Static RAM |
| W24L257AK-20 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:32K X 8 High Speed CMOS Static RAM |
| W24L257AQ-12 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:32K X 8 High Speed CMOS Static RAM |
| W24L257AQ-15 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:32K X 8 High Speed CMOS Static RAM |
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