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SN74AS805B PDF预览

SN74AS805B

更新时间: 2024-09-29 23:03:11
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德州仪器 - TI 输入元件驱动
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6页 101K
描述
HEX 2-INPUT NOR DRIVERS

SN74AS805B 数据手册

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SN54ALS805A, SN54AS805B, SN74ALS805A, SN74AS805B  
HEX 2-INPUT NOR DRIVERS  
SDAS023C – DECEMBER 1982 – REVISED JANUARY 1995  
SN54ALS805A, SN54AS805B . . . J PACKAGE  
SN74ALS805A, SN74AS805B . . . DW OR N PACKAGE  
High Capacitive-Drive Capability  
ALS805A Has Typical Delay Time of 4.2 ns  
(TOP VIEW)  
(C = 50 pF) and Typical Power Dissipation  
L
of 4.2 mW Per Gate  
1A  
1B  
1Y  
2A  
2B  
2Y  
3A  
3B  
3Y  
V
CC  
1
2
3
4
5
6
7
8
9
10  
20  
19  
18  
17  
16  
15  
14  
AS805B Has Typical Delay Time of 2.6 ns  
6B  
6A  
6Y  
5B  
5A  
5Y  
(C = 50 pF) and Typical Power Dissipation  
L
of 12 mW Per Gate  
Package Options Include Plastic  
Small-Outline (DW) Packages, Ceramic  
Chip Carriers (FK), and Standard Plastic (N)  
and Ceramic (J) 300-mil DIPs  
13 4B  
12 4A  
description  
11  
GND  
4Y  
These devices contain six independent 2-input  
NOR drivers. They perform the Boolean functions  
Y = A + B or Y = A B in positive logic.  
SN54ALS805A, SN54AS805B . . . FK PACKAGE  
(TOP VIEW)  
The SN54ALS805A and SN54AS805B are  
characterized for operation over the full military  
temperature range of 55°C to 125°C. The  
3
2
1
20 19  
18  
6A  
6Y  
5B  
5A  
5Y  
2A  
2B  
2Y  
3A  
3B  
4
5
6
7
8
SN74ALS805A  
and  
SN74AS805B  
are  
17  
16  
15  
14  
characterized for operation from 0°C to 70°C.  
FUNCTION TABLE  
(each driver)  
9 10 11 12 13  
INPUTS  
OUTPUT  
Y
A
B
X
H
L
H
X
L
L
L
H
logic symbol  
logic diagram (positive logic)  
1
1
1A  
2
1A  
2
3
6
1  
3
6
1Y  
2Y  
3Y  
4Y  
5Y  
6Y  
1Y  
1B  
1B  
4
4
2A  
5
2A  
5
2Y  
3Y  
4Y  
5Y  
6Y  
2B  
2B  
7
7
3A  
8
9
3A  
8
9
3B  
12  
4A  
13  
4B  
15  
5A  
16  
5B  
18  
6A  
19  
6B  
3B  
12  
4A  
11  
14  
17  
11  
14  
17  
13  
4B  
15  
5A  
16  
5B  
18  
6A  
19  
6B  
This symbol is in accordance with ANSI/IEEE Std 91-1984 and  
IEC Publication 617-12.  
Copyright 1995, 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  

SN74AS805B 替代型号

型号 品牌 替代类型 描述 数据表
SN54AS805B TI

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