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CD74HCT4020

ACTIVE

High Speed CMOS Logic 14-Stage Binary Counter

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Data sheet

CD74HCT4020

ACTIVE
Data sheet Order now

Product details

Function Counter Bits (#) 14 Technology family HCT Input type TTL-Compatible CMOS Output type Push-Pull Features Balanced outputs, High speed (tpd 10-50ns), Positive input clamp diode Operating temperature range (°C) -55 to 125 Rating Catalog
Function Counter Bits (#) 14 Technology family HCT Input type TTL-Compatible CMOS Output type Push-Pull Features Balanced outputs, High speed (tpd 10-50ns), Positive input clamp diode Operating temperature range (°C) -55 to 125 Rating Catalog
SOIC (D) 16 59.4 mm² (9.9 mm × 6 mm) PDIP (N) 16 181.42 mm² (19.3 mm × 9.4 mm)
  • Fully static operation
  • Buffered inputs
  • Common reset
  • Negative edge clocking
  • Fanout (over temperature range)
    • Standard outputs: 10 LSTTL loads
    • Bus driver outputs: 15 LSTTL loads
  • Wide operating temperature range: -55℃ to 125℃
  • Balanced propagation delay and transition times
  • Significant power reduction compared to LSTTL Logic ICs
  • HC types
    • 2 V to 6 V operation
    • High noise immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5 V
  • HCT types
    • 4.5 V to 5.5 V operation
    • Direct LSTTL input logic compatibility, VIL = 0.8 V (max), VIH = 2 V (min)
    • CMOS input compatibility, II ≤ 1 µA at VOL,VOH
  • Fully static operation
  • Buffered inputs
  • Common reset
  • Negative edge clocking
  • Fanout (over temperature range)
    • Standard outputs: 10 LSTTL loads
    • Bus driver outputs: 15 LSTTL loads
  • Wide operating temperature range: -55℃ to 125℃
  • Balanced propagation delay and transition times
  • Significant power reduction compared to LSTTL Logic ICs
  • HC types
    • 2 V to 6 V operation
    • High noise immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5 V
  • HCT types
    • 4.5 V to 5.5 V operation
    • Direct LSTTL input logic compatibility, VIL = 0.8 V (max), VIH = 2 V (min)
    • CMOS input compatibility, II ≤ 1 µA at VOL,VOH
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CD74HC4020 ACTIVE High Speed CMOS Logic 14-Stage Binary Counter Voltage range 2V to 6V, average propagation delay 20ns, average drive strength 8mA

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* Data sheet CDx4HC4020, CDx4HCT4020 CDHigh-Speed CMOS Logic 14-Stage Binary Counter datasheet (Rev. D) PDF | HTML Aug 10, 2022

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