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MC74HC4538A Datasheet(PDF) 2 Page - ON Semiconductor

Part No. MC74HC4538A
Description  Dual Precision Monostable Multivibrator (Retriggerable,Resettable)
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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MC74HC4538A Datasheet(HTML) 2 Page - ON Semiconductor

 
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MC74HC4538A
http://onsemi.com
2
Figure 1. Pin Assignment
13
14
15
16
9
10
11
12
5
4
3
2
1
8
7
6
A2
RESET 2
CX2/RX2
GND
VCC
Q2
Q2
B2
A1
RESET 1
CX1/RX1
GND
GND
Q1
Q1
B1
Figure 2. Logic Diagram
PIN 16 = VCC
PIN 8 = GND
RX AND CX ARE EXTERNAL COMPONENTS
PIN 1 AND PIN 15 MUST BE HARD WIRED TO GND
CX1RX1
VCC
Q1
RESET 1
B1
A1
TRIGGER
INPUTS
Q1
12
4
5
3
6
7
CX2RX2
VCC
Q2
RESET 2
B2
A2
TRIGGER
INPUTS
Q2
15
14
12
11
13
10
9
FUNCTION TABLE
Inputs
Outputs
Reset
A
B
Q
Q
HH
HL
H
X
L
Not Triggered
H
H
X
Not Triggered
H
L,H,
H
Not Triggered
H
L
L,H,
Not Triggered
LX
X
L
H
X
X
Not Triggered
ORDERING INFORMATION
Device
Package
Shipping
MC74HC4538AN
PDIP−16
500 Units / Box
MC74HC4538ANG
PDIP−16
(Pb−Free)
500 Units / Box
MC74HC4538AD
SOIC−16
48 Units / Rail
MC74HC4538ADG
SOIC−16
(Pb−Free)
48 Units / Rail
MC74HC4538ADR2
SOIC−16
2500 Units / Reel
MC74HC4538ADR2G
SOIC−16
(Pb−Free)
2500 Units / Reel
MC74HC4538ADTR2
TSSOP−16*
2500 Units / Reel
MC74HC4538ADTR2G
TSSOP−16*
2500 Units / Reel
MC74HC4538AF
SOEIAJ−16
50 Units / Rail
MC74HC4538AFG
SOEIAJ−16
(Pb−Free)
50 Units / Rail
MC74HC4538AFEL
SOEIAJ−16
2000 Units / Reel
MC74HC4538AFELG
SOEIAJ−16
(Pb−Free)
2000 Units / 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.
*This package is inherently Pb−Free.


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