74HC390D,652 NXP Semiconductors, 74HC390D,652 Datasheet - Page 4
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74HC390D,652
Manufacturer Part Number
74HC390D,652
Description
IC DUAL DECADE RIPP COUNT 16SOIC
Manufacturer
NXP Semiconductors
Series
74HCr
Datasheets
1.74HCT4046ADB112.pdf
(19 pages)
2.74HCT4046ADB112.pdf
(23 pages)
3.74HC390N652.pdf
(7 pages)
Specifications of 74HC390D,652
Package / Case
16-SOIC (3.9mm Width)
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
Surface Mount
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
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Timing
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
568-2672-5
933714720652
933714720652
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