參數(shù)資料
型號: 74AC11139PW
廠商: Texas Instruments, Inc.
英文描述: DUAL 2-LINE DECODER/DEMULTIPLEXER
中文描述: 雙2線譯碼器/解復用器
文件頁數(shù): 2/6頁
文件大?。?/td> 95K
代理商: 74AC11139PW
74AC11139
DUAL 2-LINE DECODER/DEMULTIPLEXER
SCAS070B – JULY 1989 – REVISED APRIL 1996
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
logic symbols (alternatives)
X/Y
1
15
1A
2
14
1B
EN
13
10
2B
9
11
2A
1Y0
16
0
1Y1
1
1
1Y2
2
2
1Y3
3
3
2Y0
5
2Y1
6
2Y2
7
2Y3
8
DMUX
0
0
15
1A
1
14
1B
13
9
2B
11
10
2A
1Y0
16
0
1Y1
1
1
1Y2
2
2
1Y3
3
3
2Y0
5
2Y1
6
2Y2
7
2Y3
8
G3
1G
1G
2G
2G
These symbols are in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12.
logic diagram (positive logic)
1A
1Y3
1Y2
1Y1
1Y0
Data
Outputs
Select
Inputs
15
16
1
2
3
1B
14
Enable 1G
13
2A
2Y3
2Y2
2Y1
2Y0
Select
10
6
7
8
2B
9
Enable 2G
11
5
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