Part Number
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HD74HC4020 |
Manufacturer
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Hitachi Semiconductor |
Description
|
14-stage Binary Counter |
Published
|
Mar 23, 2005 |
Detailed Description
|
HD74HC4020
14-stage Binary Counter
Description
The HD74HC4020 is a 14 stage counter. This device is incremented on the ...
|
Datasheet
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HD74HC4020
|
Overview
HD74HC4020
14-stage Binary Counter
Description
The HD74HC4020 is a 14 stage counter.
This device is incremented on the falling edge (negative transition) of the input clock, and all its output is reset to a low level by applying a logical high on its reset input.
Features
• • • • • High Speed Operation: tpd (Clock to Q1) = 14 ns typ (CL = 50 pF) High Output Current: Fanout of 10 LSTTL Loads Wide Operating Voltage: VCC = 2 to 6 V Low Input Current: 1 µA max Low Quiescent Supply Current: ICC (static) = 4 µA max (Ta = 25°C)
Function Table
Clock Reset L L X H Outputs State No change Advance to next state All output are low
HD74HC4020
Pin Arrangement
Q12 Q13 Q14 Q6 Q5 Q7 Q4 GND
1 2 3 4 5 6 ...
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