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CD74AC02 Datasheet(PDF) 3 Page - Texas Instruments

Part # CD74AC02
Description  CDx4AC02 Quadruple 2-Input Positive-NOR Gates
PDF  31 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

CD74AC02 Datasheet(HTML) 3 Page - Texas Instruments

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3 Pin Configuration and Functions
1
2
3
7
4
5
6
14
13
12
8
11
10
9
1Y
1A
1B
2Y
2A
2B
GND
4Y
4B
4A
3Y
3B
V
CC
3A
CD54AC02 J Package, 14-Pin CDIP; CD74AC02 N,
D or PW Package; 14-Pin PDIP, SOIC or TSSOP
(Top View)
1A
1B
2Y
2A
2B
GND
4Y
4B
4A
3Y
3B
3A
PAD
1Y
V
CC
2
3
4
5
6
7
13
12
11
10
9
8
1
14
CD74AC02 BQA Package, 14-Pin WQFN (Top View)
Table 3-1. Pin Functions
PIN
TYPE(1)
DESCRIPTION
NAME
CDx4AC02
SOIC, PDIP, CDIP,
TSSOP, WQFN
1A
2
I
1A Input
1B
3
I
1B Input
1Y
1
O
1Y Output
2A
5
I
2A Input
2B
6
I
2B Input
2Y
4
O
2Y Output
3A
8
I
3A Input
3B
9
I
3B Input
3Y
10
O
3Y Output
4A
11
I
4A Input
4B
12
I
4B Input
4Y
13
O
4Y Output
GND
7
—
Ground Pin
NC
—
—
No Connection
VCC
14
—
Power Pin
Thermal Pad(2)
—
The thermal pad can be connected to GND or left floating. Do not connect to any
other signal or supply
(1)
I = input, O = output
(2)
BQA package only
www.ti.com
CD54AC02, CD74AC02
SCHS304E – JANUARY 2001 – REVISED APRIL 2025
Copyright © 2025 Texas Instruments Incorporated
Submit Document Feedback
3
Product Folder Links: CD54AC02 CD74AC02



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