Part 74HC4020DB
Description 14-stage binary ripple counter
Manufacturer Nexperia
Size 273.13 KB
Nexperia
74HC4020DB

Overview

The 74HC4020; 74HCT4020 is a 14-stage binary ripple counter with 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.

  • Wide supply voltage range from 2.0 V to 6.0 V
  • CMOS low power dissipation
  • High noise immunity
  • Latch-up performance exceeds 100 mA per JESD 78 Class II Level B
  • Complies with JEDEC standards:
  • JESD8C (2.7 V to 3.6 V)
  • JESD7A (2.0 V to 6.0 V)
  • Input levels:
  • For 74HC4020: CMOS level
  • For 74HCT4020: TTL level