74HC4020 Datasheet 14-bit Asynchronous Binary Counters

Manufacturer: Texas Instruments

Overview: SN54HC4020, SN74HC4020 SCLS158F – DECEMBER 1982 – REVISED FEBRUARY 2022 SNx4HC4020 14-Bit Asynchronous Binary Counters.

Datasheet Details

Part number	74HC4020
Manufacturer	Texas Instruments
File Size	1.71 MB
Description	14-Bit Asynchronous Binary Counters
Datasheet	74HC4020-etcTI.pdf

General Description

The ’HC4020 devices are 14-stage binary ripple-carry counters that advance on the negative-going edge of the clock pulse.

The counters are reset to zero (all outputs low) independently of the clock (CLK) input when the clear (CLR) input goes high.

PART NUMBER SN74HC4020D SN74HC4020N SN74HC4020NS SN74HC4020PW SN54HC4020J SNJ54HC4020FK SNJ54HC4020W Device Information PACKAGE(1) BODY SIZE (NOM) SOIC (16) 9.90 mm × 3.90 mm PDIP (16) 19.31 mm × 6.35 mm SO (16) 6.20 mm × 5.30 mm TSSOP (16) 5.00 mm × 4.40 mm CDIP (16) 24.38 mm × 6.92 mm LCCC (20) 8.89 mm × 8.45 mm CFP (16) 10.16 mm × 6.73 mm (1) For all available packages, see the orderable addendum at the end of the data sheet.

Key Features

Wide operating voltage range of 2 V to 6 V.
Outputs can drive up to 10 LSTTL loads.
Low power consumption, 80-µA max ICC.
Typical tpd = 12 ns.
±4-mA output drive at 5 V.
Low input current of 1 µA max 2.

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