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SN74HC21D PDF预览

SN74HC21D

更新时间: 2024-02-06 19:34:40
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PC
页数 文件大小 规格书
5页 80K
描述
DUAL 4-INPUT POSITIVE-AND GATES

SN74HC21D 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:TSSOP
包装说明:TSSOP, TSSOP14,.25针数:14
Reach Compliance Code:compliantHTS代码:8542.39.00.01
Factory Lead Time:6 weeks风险等级:5.08
Is Samacsys:N系列:HC/UH
JESD-30 代码:R-PDSO-G14JESD-609代码:e4
长度:5 mm负载电容(CL):50 pF
逻辑集成电路类型:AND GATE最大I(ol):0.0052 A
湿度敏感等级:1功能数量:2
输入次数:4端子数量:14
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:TSSOP
封装等效代码:TSSOP14,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH包装方法:TR
峰值回流温度(摄氏度):260电源:2/6 V
最大电源电流(ICC):0.02 mAProp。Delay @ Nom-Sup:28 ns
传播延迟(tpd):140 ns认证状态:Not Qualified
施密特触发器:NO座面最大高度:1.2 mm
子类别:Gates最大供电电压 (Vsup):6 V
最小供电电压 (Vsup):2 V标称供电电压 (Vsup):5 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:4.4 mmBase Number Matches:1

SN74HC21D 数据手册

 浏览型号SN74HC21D的Datasheet PDF文件第2页浏览型号SN74HC21D的Datasheet PDF文件第3页浏览型号SN74HC21D的Datasheet PDF文件第4页浏览型号SN74HC21D的Datasheet PDF文件第5页 
SN54HC21, SN74HC21  
DUAL 4-INPUT POSITIVE-AND GATES  
SCLS087C – DECEMBER 1982 – REVISED MAY 1997  
SN54HC21 . . . J OR W PACKAGE  
SN74HC21 . . . D OR N PACKAGE  
(TOP VIEW)  
Package Options Include Plastic  
Small-Outline (D) and Ceramic Flat (W)  
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  
2D  
2C  
NC  
NC  
1C  
description  
These devices contain two independent 4-input  
AND gates. They perform the Boolean function  
1D  
10 2B  
9
8
1Y  
2A  
2Y  
GND  
Y
A B C D or Y  
A
B
C
D
in positive logic.  
SN54HC21 . . . FK PACKAGE  
(TOP VIEW)  
The SN54HC21 is characterized for operation  
over the full military temperature range of –55°C  
to 125°C. The SN74HC21 is characterized for  
operation from –40°C to 85°C.  
3
2
1
20 19  
18  
2C  
NC  
NC  
NC  
NC  
1C  
NC  
1D  
4
5
6
7
8
FUNCTION TABLE  
(each gate)  
17  
16  
INPUTS  
OUTPUT  
Y
15 NC  
14  
9 10 11 12 13  
A
H
L
B
C
H
X
X
L
D
H
X
X
X
L
2B  
H
X
L
H
L
L
L
L
X
X
X
X
X
NC – No internal connection  
X
logic symbol  
1
1A  
1B  
1C  
1D  
2A  
2B  
2C  
2D  
&
2
6
4
1Y  
5
9
10  
12  
13  
8
2Y  
This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12.  
Pin numbers shown are for the D, J, N, and W packages.  
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
Copyright 1997, 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  

SN74HC21D 替代型号

型号 品牌 替代类型 描述 数据表
SN74HC21DT TI

完全替代

DUAL 4-INPUT POSITIVE-AND GATES
SN74HC21DRE4 TI

完全替代

DUAL 4-INPUT POSITIVE-AND GATES
SN74HC21DR TI

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DUAL 4-INPUT POSITIVE-AND GATES

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