CD54HCT273

ACTIVE

High Speed CMOS Logic Octal D-Type Flip-Flops with Reset

Product details

Number of channels 8 Technology family HCT Supply voltage (min) (V) 4.5 Supply voltage (max) (V) 5.5 Input type TTL-Compatible CMOS Output type Push-Pull Clock frequency (max) (MHz) 16 IOL (max) (mA) 4 IOH (max) (mA) -4 Supply current (max) (μA) 160 Features Balanced outputs, High speed (tpd 10-50ns), Positive input clamp diode Operating temperature range (°C) -55 to 125 Rating Military
Number of channels 8 Technology family HCT Supply voltage (min) (V) 4.5 Supply voltage (max) (V) 5.5 Input type TTL-Compatible CMOS Output type Push-Pull Clock frequency (max) (MHz) 16 IOL (max) (mA) 4 IOH (max) (mA) -4 Supply current (max) (μA) 160 Features Balanced outputs, High speed (tpd 10-50ns), Positive input clamp diode Operating temperature range (°C) -55 to 125 Rating Military
CDIP (J) 20 167.464 mm2 24.2 x 6.92
  • Common clock and asynchronous controller reset
  • Positive edge triggering
  • Buffered inputs
  • 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:
    • 2V to 6V operation
    • High noise immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5V
  • HCT types:
    • 4.5V to 5.5V operation
    • Direct LSTTL input logic compatibility, VIL = 0.8V (maximum), VIH = 2V (minimum)
    • CMOS input compatibility, II ≤ 1μA at VOL,VOH
  • Common clock and asynchronous controller reset
  • Positive edge triggering
  • Buffered inputs
  • 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:
    • 2V to 6V operation
    • High noise immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5V
  • HCT types:
    • 4.5V to 5.5V operation
    • Direct LSTTL input logic compatibility, VIL = 0.8V (maximum), VIH = 2V (minimum)
    • CMOS input compatibility, II ≤ 1μA at VOL,VOH

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* Data sheet CDx4HC(T)273 High-Speed CMOS Logic Octal D-Type Flip-Flop with Reset datasheet (Rev. D) PDF | HTML 28 Oct 2025

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