4029 Up-Down Counter
42,35 EGP
Description
Features:-
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High-Voltage Type (20V Rating)
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Medium Speed Operation: 8MHz (Typ.) at CL = 50pF and VDD – VSS = 10V • Multi-Package Parallel Clocking for Synchronous High-Speed Output Response or Ripple Clocking for Slow Clock Input Rise and Fall Times
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“Preset Enable” and Individual “Jam” Inputs Provided • Binary or Decade Up/Down Counting
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BCD Outputs in Decade Mode
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100% Tested for Maximum Quiescent Current at 20V
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5V, 10V and 15V Parametric Ratings
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Standardized Symmetrical Output Characteristics
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Maximum Input Current of 1A at 18V Over Full Package-Temperature Range; 100nA at 18V and +25oC
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Noise Margin (Over Full Package Temperature Range): – 1V at VDD = 5V – 2V at VDD = 10V – 2.5V at VDD = 15V
CD4029 Pinout Diagram
Pin No |
Pin Name |
Description |
|---|---|---|
1 |
P-ENB |
preset enable signal |
2 |
Q4 |
output 4 of counter |
3 |
JAM 4 |
jam 4 input signal of counter |
4 |
JAM 1 |
jam 1 input signal of counter |
5 |
(C-IN)’ |
complement carry in signal |
6 |
Q1 |
output 1 of counter |
7 |
(C-OUT)’ |
complement carry out signal |
8 |
VSS |
source supply |
9 |
B/D |
binary decoder |
10 |
U/D |
up or down |
11 |
Q2 |
output 2 of counter |
12 |
JAM 2 |
jam 2 input signal of counter |
13 |
JAM 3 |
jam 3 input signal of counter |
14 |
Q3 |
output 3 of counter |
15 |
CLK |
clock signal |
16 |
VDD |
Drain supply |
4029 IC Up-Down Counter Datasheet
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