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74AHCT139 데이터 시트보기 (PDF) - NXP Semiconductors.

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74AHCT139
NXP
NXP Semiconductors. NXP
74AHCT139 Datasheet PDF : 14 Pages
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NXP Semiconductors
5. Pinning information
5.1 Pinning
74AHC139; 74AHCT139
Dual 2-to-4 line decoder/demultiplexer
Fig 4. Pin configuration
1E 1
1A0 2
1A1 3
1Y0 4
1Y1 5
1Y2 6
1Y3 7
GND 8
16 VCC
15 2E
14 2A0
13 2A1
139
12 2Y0
11 2Y1
10 2Y2
9 2Y3
001aad029
5.2 Pin description
Table 2.
Symbol
1E
1A0
1A1
1Y0
1Y1
1Y2
1Y3
GND
2Y3
2Y2
2Y1
2Y0
2A1
2A0
2E
VCC
Pin description
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Description
enable input (active LOW)
address input
address input
output
output
output
output
ground (0 V)
output
output
output
output
address input
address input
enable input (active LOW)
supply voltage
74AHC_AHCT139_2
Product data sheet
Rev. 02 — 9 May 2008
© NXP B.V. 2008. All rights reserved.
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