MC74HC390A データシートの表示（PDF） - ON Semiconductor
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MC74HC390A Datasheet PDF : 10 Pages
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CLOCK Aa 1
RESET a 2
QAa 3
CLOCK Ba 4
QBa 5
QCa 6
QDa 7
GND 8
16 VCC
15 CLOCK Ab
14 RESET b
13 QAb
12 CLOCK Bb
11 QBb
10 QCb
9 QDb
Figure 1. Pin Assignment
FUNCTION TABLE
Clock
AB
XX
X
X
Reset
H
L
L
Action
Reset
÷ 2 and ÷ 5
Increment
÷2
Increment
÷5
MC74HC390A
CLOCK A 1, 15
÷2
COUNTER
3, 13 QA
CLOCK B 4, 12
÷5
COUNTER
5, 11 QB
6, 10
7, 9
QC
QD
RESET 2, 14
PIN 16 = VCC
PIN 8 = GND
Figure 2. Logic Diagram
ORDERING INFORMATION
Device
Package
Shipping†
MC74HC390AN
PDIP−16
500 Units / Rail
MC74HC390ANG
PDIP−16
(Pb−Free)
500 Units / Rail
MC74HC390AD
SOIC−16
48 Units / Rail
MC74HC390ADG
SOIC−16
(Pb−Free)
48 Units / Rail
MC74HC390ADR2
SOIC−16
2500 Units / Reel
MC74HC390ADR2G
SOIC−16
(Pb−Free)
2500 Units / Reel
MC74HC390ADTR2
TSSOP−16*
2500 Units / Reel
MC74HC390ADTR2G
TSSOP−16*
2500 Units / Reel
MC74HC390AF
SOEIAJ−16
50 Units / Rail
MC74HC390AFG
SOEIAJ−16
(Pb−Free)
50 Units / Rail
MC74HC390AFEL
SOEIAJ−16
2000 Units / Reel
MC74HC390AFELG
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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