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SN74AS21N PDF预览

SN74AS21N

更新时间: 2024-09-25 23:03:11
品牌 Logo 应用领域
德州仪器 - TI 栅极触发器逻辑集成电路光电二极管输入元件
页数 文件大小 规格书
5页 87K
描述
DUAL 4-INPUT POSITIVE-AND GATES

SN74AS21N 技术参数

是否Rohs认证: 符合生命周期:Active
零件包装代码:DIP包装说明:DIP, DIP14,.3
针数:14Reach Compliance Code:compliant
HTS代码:8542.39.00.01Factory Lead Time:1 week
风险等级:1.85系列:AS
JESD-30 代码:R-PDIP-T14JESD-609代码:e4
长度:19.3 mm负载电容(CL):50 pF
逻辑集成电路类型:AND GATE最大I(ol):0.02 A
功能数量:2输入次数:4
端子数量:14最高工作温度:70 °C
最低工作温度:封装主体材料:PLASTIC/EPOXY
封装代码:DIP封装等效代码:DIP14,.3
封装形状:RECTANGULAR封装形式:IN-LINE
包装方法:TUBE峰值回流温度(摄氏度):NOT SPECIFIED
电源:5 V最大电源电流(ICC):12 mA
Prop。Delay @ Nom-Sup:6 ns传播延迟(tpd):6 ns
认证状态:Not Qualified施密特触发器:NO
座面最大高度:5.08 mm子类别:Gates
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):4.5 V
标称供电电压 (Vsup):5 V表面贴装:NO
技术:TTL温度等级:COMMERCIAL
端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)端子形式:THROUGH-HOLE
端子节距:2.54 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:6.35 mm
Base Number Matches:1

SN74AS21N 数据手册

 浏览型号SN74AS21N的Datasheet PDF文件第2页浏览型号SN74AS21N的Datasheet PDF文件第3页浏览型号SN74AS21N的Datasheet PDF文件第4页浏览型号SN74AS21N的Datasheet PDF文件第5页 
SN54ALS21A, SN54AS21, SN74ALS21A, SN74AS21  
DUAL 4-INPUT POSITIVE-AND GATES  
SDAS085B – APRIL 1982 – REVISED DECEMBER 1994  
SN54ALS21A, SN54AS21 . . . J PACKAGE  
SN74ALS21A, SN74AS21 . . . D OR N PACKAGE  
(TOP VIEW)  
Package Options Include Plastic  
Small-Outline (D) Packages, Ceramic Chip  
Carriers (FK), and Standard Plastic (N) and  
Ceramic (J) 300-mil DIPs  
1A  
1B  
V
CC  
1
2
3
4
5
6
7
14  
13  
12  
11  
10  
9
2D  
2C  
NC  
2B  
2A  
2Y  
description  
NC  
1C  
These devices contain two independent 4-input  
positive-AND gates. They perform the Boolean  
functions Y = A B C D or Y = A + B + C + D  
in positive logic.  
1D  
1Y  
GND  
8
The SN54ALS21A and SN54AS21 are  
characterized for operation over the full military  
temperature range of 55°C to 125°C. The  
SN74ALS21A and SN74AS21 are characterized  
for operation from 0°C to 70°C.  
SN54ALS21A, SN54AS21 . . . FK PACKAGE  
(TOP VIEW)  
3
2
1
20 19  
18  
FUNCTION TABLE  
(each gate)  
NC  
NC  
1C  
NC  
1D  
4
5
6
7
8
2C  
NC  
NC  
NC  
2B  
17  
16  
15  
14  
INPUTS  
OUTPUT  
Y
A
H
L
B
C
H
X
X
L
D
H
X
X
X
L
H
X
L
H
L
L
L
L
9 10 11 12 13  
X
X
X
X
X
X
NC – No internal connection  
logic symbol  
logic diagram (positive logic)  
1
1
&
1A  
1A  
2
2
1B  
1B  
4
6
6
1Y  
4
5
1Y  
2Y  
1C  
1D  
1C  
5
1D  
9
2A  
9
2A  
10  
2B  
8
10  
12  
2B  
2C  
8
12  
2Y  
2C  
13  
2D  
13  
2D  
This symbol is in accordance with ANSI/IEEE Std 91-1984 and  
IEC Publication 617-12.  
Pin numbers shown are for the D, J, and N packages.  
Copyright 1994, Texas Instruments Incorporated  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of Texas Instruments  
standard warranty. Production processing does not necessarily include  
testing of all parameters.  
1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  

SN74AS21N 替代型号

型号 品牌 替代类型 描述 数据表
SN74AS27N TI

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TRIPLE 3-INPUT POSITIVE-NOR GATES
SN74AS21D TI

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DUAL 4-INPUT POSITIVE-AND GATES
SN74AS20N TI

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DUAL 4-INPUT POSITIVE-NAND GATES

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