国产精品成人一区二区三区-精品久久久久久久免费人妻-亚洲色精品aⅴ一区区三区-国产在线aaa片一区二区99

參數資料
型號: W24257AS-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: 0.330 INCH, SOP-28
文件頁數: 1/11頁
文件大?。?/td> 226K
代理商: W24257AS-20
W24257A
32K
×
8 HIGH SPEED CMOS STATIC RAM
Publication Release Date: May 1997
- 1 -
Revision A14
GENERAL DESCRIPTION
The W24257A is a high speed, low power CMOS static RAM organized as 32768
×
8 bits that
operates on a single 5-volt power supply. This device is manufactured using Winbond's high
performance CMOS technology.
FEATURES
High speed access time: 10/12/15/20 nS (max.)
Low power consumption:
Active: 400 mW (typ.)
Single
+
5V power supply
Fully static operation
All inputs and outputs directly TTL compatible
Three-state outputs
Available packages: 28-pin 300 mil SOJ, 330
mil SOP, skinny DIP and standard type one
TSOP (8 mm
×
13.4 mm)
PIN CONFIGURATIONS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
2DIP
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
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-pin
OE
A9
A8
A13
WE
DD
V
A7
A6
A5
A4
A3
A10
CS
V
SS
I/O3
A0
A1
A2
BLOCK DIAGRAM
A0
.
.
CS
A14
WE
I/.
.
I/O8
OE
V
DD
V
SS
DATA I/O
DECODER
CONTROL
CORE
ARRAY
PIN DESCRIPTION
SYMBOL
A0
A14
I/O1
I/O8
CS
WE
OE
V
DD
V
SS
DESCRIPTION
Address Inputs
Data Inputs/Outputs
Chip Select Input
Write Enable Input
Output Enable Input
Power Supply
Ground
相關PDF資料
PDF描述
W24257 32K X 8 High Speed CMOS Static RAM
W24257A 32K X 8 High Speed CMOS Static RAM
W24257AJ-12 32K X 8 High Speed CMOS Static RAM
W24257C 32K×8bit CMOS Static RAM(32K×8位CMOS靜態RAM)
W24258C 32K×8bit CMOS Static RAM(32K×8位CMOS靜態RAM)
相關代理商/技術參數
參數描述
W24257AS-35 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SRAM
W24257K70LL 制造商:WINBOND 功能描述:New
W24257Q-70L 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SRAM
W24257Q-70LE 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SRAM
W24257Q-70LL 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SRAM