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SN54HC20J

更新时间： 2024-02-20 08:22:45
品牌 Logo 应用领域
德州仪器 - TI 逻辑集成电路输入元件
页数 文件大小 规格书
5页 70K
描述
DUAL 4-INPUT POSITIVE-NAND GATES

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SN54HC20J 数据手册

 浏览型号SN54HC20J的Datasheet PDF文件第2页浏览型号SN54HC20J的Datasheet PDF文件第3页浏览型号SN54HC20J的Datasheet PDF文件第4页浏览型号SN54HC20J的Datasheet PDF文件第5页 
SN54HC20, SN74HC20  
DUAL 4-INPUT POSITIVE-NAND GATES  
SCLS086D – DECEMBER 1982 – REVISED FEBRUARY 2000  
SN54HC20 . . . J OR W PACKAGE  
SN74HC20 . . . D, DB, N, OR PW PACKAGE  
(TOP VIEW)  
Package Options Include Plastic  
Small-Outline (D), Shrink Small-Outline  
(DB), Thin Shrink Small-Outline (PW), and  
Ceramic Flat (W) Packages, Ceramic Chip  
Carriers (FK), and Standard Plastic (N) and  
Ceramic (J) DIPs  
1A  
1B  
V
CC  
1
2
3
4
5
6
7
14  
13  
12  
11  
2D  
2C  
NC  
NC  
1C  
description  
1D  
10 2B  
The ’HC20 devices contain two independent  
4-input NAND gates. They perform the Boolean  
function Y = A • B • C • D or Y = A + B + C + D in  
positive logic.  
9
8
1Y  
2A  
2Y  
GND  
SN54HC20 . . . FK PACKAGE  
(TOP VIEW)  
The SN54HC20 is characterized for operation  
over the full military temperature range of –55°C  
to 125°C. The SN74HC20 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
L
H
H
H
H
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, DB, J, N, PW, 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 2000, Texas Instruments Incorporated  
On products compliant to MIL-PRF-38535, all parameters are tested  
unless otherwise noted. On all other products, production  
processing does not necessarily include testing of all parameters.  
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  
12345

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SN54HC20J 替代型号

型号 品牌 替代类型 描述 数据表
SNJ54HC20J TI

完全替代

 DUAL 4-INPUT POSITIVE-NAND GATES
5962-8403901VCA TI

完全替代

 DUAL 4-INPUT POSITIVE-NAND GATES
JM38510/65003BCA TI

完全替代

 DUAL 4-INPUT POSITIVE-NAND GATES

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