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SN74LVC139ADE4 数据表(PDF) 2 Page - Texas Instruments

部件名 SN74LVC139ADE4
功能描述  DUAL 2-LINE TO 4-LINE DECODER/DEMULTIPLEXER
PDF  30 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

SN74LVC139ADE4 数据表(HTML) 2 Page - Texas Instruments

  SN74LVC139ADE4 Datasheet HTML 1Page - Texas Instruments SN74LVC139ADE4 Datasheet HTML 2Page - Texas Instruments SN74LVC139ADE4 Datasheet HTML 3Page - Texas Instruments SN74LVC139ADE4 Datasheet HTML 4Page - Texas Instruments SN74LVC139ADE4 Datasheet HTML 5Page - Texas Instruments SN74LVC139ADE4 Datasheet HTML 6Page - Texas Instruments SN74LVC139ADE4 Datasheet HTML 7Page - Texas Instruments SN74LVC139ADE4 Datasheet HTML 8Page - Texas Instruments SN74LVC139ADE4 Datasheet HTML 9Page - Texas Instruments Next Button
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GQN OR ZQN PACKAGE
(TOP VIEW)
1
2
3
4
A
B
C
D
E
Select
Inputs
Select
Inputs
2B
2A
2G
1B
1A
1G
Data
Outputs
2Y3
2Y2
2Y1
2Y0
1Y3
1Y2
1Y1
1Y0
1
2
3
15
14
13
4
5
6
7
12
11
10
9
Pin numbers shown are for the D, DB, DGV, NS, PW, and RGY packages.
SN74LVC139A
DUAL 2-LINE TO 4-LINE DECODER/DEMULTIPLEXER
SCAS341O – MARCH 1994 – REVISED FEBRUARY 2005
TERMINAL ASSIGNMENTS
1
2
3
4
A
1A
1G
VCC
2G
B
1B
NC(1)
NC(1)
2A
C
1Y1
1Y0
2Y0
2B
D
1Y2
NC(1)
NC(1)
2Y1
E
GND
1Y3
2Y3
2Y2
(1)
NC - No internal connection
FUNCTION TABLE
(EACH DECODER/DEMULTIPLEXER)
INPUTS
OUTPUTS
SELECT
G
B
A
Y3
Y2
Y1
Y0
L
L
L
H
H
H
L
L
L
H
H
H
L
H
L
H
L
H
L
H
H
L
H
H
L
H
H
H
H
X
X
H
H
H
H
LOGIC DIAGRAM (POSITIVE LOGIC)
2



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