參數(shù)資料
型號: SN54ALS08_07
廠商: Texas Instruments, Inc.
英文描述: QUADRUPLE 2-INPUT POSITIVE-AND GATES
中文描述: 四2輸入陽性與門
文件頁數(shù): 1/16頁
文件大小: 627K
代理商: SN54ALS08_07
SDAS191A APRIL 1982 REVISED DECEMBER 1994
Copyright
1994, Texas Instruments Incorporated
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
Package Options Include Plastic
Small-Outline (D) Packages, Ceramic Chip
Carriers (FK), and Standard Plastic (N) and
Ceramic (J) 300-mil DIPs
description
These devices contain four independent 2-input
positive-AND gates. They perform the Boolean
functions Y = A
B or Y = A + B in positive logic.
The
characterized for operation over the full military
temperature range of 55
°
C to 125
°
C. The
SN74ALS08 and SN74AS08 are characterized for
operation from 0
°
C to 70
°
C.
SN54ALS08
and
SN54AS08
are
FUNCTION TABLE
(each gate)
INPUTS
A
OUTPUT
Y
B
H
H
H
L
X
L
X
L
L
logic symbol
logic diagram (positive logic)
1
1A
2
1B
4
2A
5
2B
9
3A
10
3B
12
4A
13
4B
&
1Y
3
2Y
6
3Y
8
4Y
11
1
1A
2
1B
1Y
3
4
2A
5
2B
2Y
6
9
3A
10
3B
3Y
8
12
4A
13
4B
4Y
11
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.
SN54ALS08, SN54AS08 . . . J PACKAGE
SN74ALS08, SN74AS08 . . . D OR N PACKAGE
(TOP VIEW)
1
2
3
4
5
6
7
14
13
12
11
10
9
8
1A
1B
1Y
2A
2B
2Y
GND
V
CC
4B
4A
4Y
3B
3A
3Y
SN54ALS08, SN54AS08 . . . FK PACKAGE
(TOP VIEW)
3
2
1 20 19
9 10 11 12 13
4
5
6
7
8
18
17
16
15
14
4A
NC
4Y
NC
3B
1Y
NC
2A
NC
2B
1
1
N
3
3
V
4
2
N
C
NC No internal connection
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