MC74HC139ANG(2012) 查看數據表（PDF） - ON Semiconductor
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MC74HC139ANG Datasheet PDF : 10 Pages
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SELECTa 1
A0a 2
A1a 3
Y0a 4
Y1a 5
Y2a 6
Y3a 7
GND 8
16 VCC
15 SELECTb
14 A0b
13 A1b
12 Y0b
11 Y1b
10 Y2b
9 Y3b
Figure 1. Pin Assignment
FUNCTION TABLE
Inputs
Select A1 A0
H
XX
L
LL
L
LH
L
HL
L
HH
X = don’t care
Outputs
Y0 Y1 Y2 Y3
H HH H
L HH H
H LH H
H HL H
H HH L
MC74HC139A
ADDRESS A0a 2
INPUTS
A1a 3
SELECTa 1
ADDRESS
INPUTS
A0b 14
A1b 13
4 Y0a
5 Y1a
6 Y2a
7 Y3a
ACTIVE−LOW
OUTPUTS
PIN 16 = VCC
PIN 8 = GND
12 Y0b
11 Y1b
10 Y2b
9 Y3b
ACTIVE−LOW
OUTPUTS
SELECTb 15
Figure 2. Logic Diagram
ORDERING INFORMATION
Device
MC74HC139ANG
Package
PDIP−16
(Pb−Free)
Shipping†
2000 Units / Box
MC74HC139ADG
SOIC−16
(Pb−Free)
48 Units / Rail
MC74HC139ADR2G
SOIC−16
(Pb−Free)
2500 / Tape & Reel
MC74HC139ADTR2G
TSSOP−16
(Pb−Free)
2500 / Tape & Reel
NLV74HC139ADR2G*
SOIC−16
(Pb−Free)
2500 / Tape & Reel
NLV74HC139ADTR2G*
TSSOP−16
(Pb−Free)
2500 / Tape & Reel
†For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specifications Brochure, BRD8011/D.
*NLV Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC−Q100 Qualified and PPAP
Capable
http://onsemi.com
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