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14-Stage Binary Ripple Counter IC - 74HC4020

14-Stage Binary Ripple Counter IC - 74HC4020

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  • Fully static operation
  • Diode protection on all inputs
  • Wide range of voltage supply
  • Capable of driving two-power TTL loads or one low-power Schottky TTL load over the rated temperature range
  • Buffered outputs
  • Common reset line

14-Stage Binary Ripple Counter IC - 74HC4020

The 74HC Series 74HC4020 is a 16 Pin 14-Stage Binary Ripple Counter IC having 2V to 6V Operating Voltage range with a 1uA low input current. It has a clock input (CP), an overriding asynchronous master reset input (MR), and 12 buffered parallel outputs (Q0, and Q3 to Q13). The counter advances on the HIGH-to-LOW transition of CP.

A HIGH on MR clears all counter stages and forces all outputs LOW, independent of the state of CP. Each counter stage is a static toggle flip-flop. This device features reduced input threshold levels to allow interfacing to TTL logic levels. Inputs also include clamp diodes, this enables the use of current limiting resistors to interface inputs to voltages in excess of VCC.

check out : 14 Stage Ripple Carry Binary Counter IC - CD4020


Pinout Of 74HC4020 IC

Package Includes:

  • 1 x IC - 74HC4020


Voltage supply range 2 to 6V
Current rating 1uA low input current
Power dissipation 500mW
Propagation delay 16ns
Operating temperature range -55℃ to 125℃

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1.Can the 74HC4020 IC be used as a frequency divider?

  • Yes, by connecting the oscillator signal to the IC's input and selecting one of the output stages as the desired division factor, the 74HC4020 IC can be used as a frequency divider. The output frequency is equal to the input frequency divided by 2n, where n is the stage number.

2.What is the significance of the binary ripple counter in the 74HC4020 IC?

  • The binary ripple counter in the 74HC4020 IC works by propagating a carry signal from one stage to the next as the count increases. This enables the IC to count events using a binary representation, which is useful in digital circuits.

3.What is the function of the 74HC4020 IC?

  • The 74HC4020 integrated circuit is a 14-stage binary ripple counter with an oscillator built in. It is commonly used to count events and generate timing signals in digital circuits. The 74HC4020 integrated circuit has 14 output ports labelled Q1 through Q14, which represent the binary count.