74HC390N,652 NXP Semiconductors, 74HC390N,652 Datasheet - Page 4

IC COUNTER RIPPLE DUAL 16DIP

74HC390N,652

Manufacturer Part Number
74HC390N,652
Description
IC COUNTER RIPPLE DUAL 16DIP
Manufacturer
NXP Semiconductors
Series
74HCr
Datasheet

Specifications of 74HC390N,652

Package / Case
16-DIP (0.300", 7.62mm)
Logic Type
Counter, Decade
Direction
Up
Number Of Elements
2
Number Of Bits Per Element
4
Reset
Asynchronous
Count Rate
71MHz
Trigger Type
Negative Edge
Voltage - Supply
2 V ~ 6 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Through Hole
Logic Family
74HC
Number Of Bits
4
Operating Supply Voltage
2 V to 6 V
Operating Temperature Range
- 40 C to + 85 C
Mounting Style
Through Hole
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Timing
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
568-1442-5
74HC390N
933669630652
Philips Semiconductors
December 1990
Dual decade ripple counter
Fig.4 Functional diagram.
BCD COUNT SEQUENCE
FOR 1/2 THE “390”
Notes
1. Output Q
Fig.5 Logic diagram (one counter).
COUNT
with counter input on nCP
H = HIGH voltage level
L = LOW voltage level
0
1
2
3
4
5
6
7
8
9
L
H
L
H
L
H
L
H
L
H
0
Q
connected to nCP
0
4
L
L
H
H
L
L
H
H
L
L
OUTPUTS
Q
1
L
L
L
L
H
H
H
H
L
L
Q
2
0
L
L
L
L
L
L
L
L
H
H
.
Q
1
3
BI-QUINARY COUNT SEQUENCE
FOR 1/2 THE “390”
Note
1. Output Q
COUNT
with counter input on nCP
0
1
2
3
4
5
6
7
8
9
74HC/HCT390
L
L
L
L
L
H
H
H
H
H
3
Q
connected to nCP
0
Product specification
L
H
L
H
L
L
H
L
H
L
OUTPUTS
Q
1
L
L
H
H
L
L
L
H
H
L
Q
2
1
L
L
L
L
H
L
L
L
L
H
.
Q
0
3

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