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D-type flip-flops

SN54HC377

ACTIVE

Octal, Hex, And Quad D-type Flip-Flops With Clock Enable

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Data sheet

SN54HC377

ACTIVE
Data sheet Order now

Product details

Number of channels 8 Technology family HC Supply voltage (min) (V) 2 Supply voltage (max) (V) 6 Input type Standard CMOS Output type Push-Pull Clock frequency (max) (MHz) 25 IOL (max) (mA) 5.2 IOH (max) (mA) -5.2 Supply current (max) (µA) 80 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 HC Supply voltage (min) (V) 2 Supply voltage (max) (V) 6 Input type Standard CMOS Output type Push-Pull Clock frequency (max) (MHz) 25 IOL (max) (mA) 5.2 IOH (max) (mA) -5.2 Supply current (max) (µA) 80 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 LCCC (FK) 20 79.0321 mm² 8.89 x 8.89
  • 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
  • Eight flip-flops with single-rail outputs
  • Clock enable latched to avoid false clocking
  • 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
  • Eight flip-flops with single-rail outputs
  • Clock enable latched to avoid false clocking

These devices are positive-edge-triggered octal D-type flip-flops with an enable input. The ’HC377 devices are similar to the ’HC273 devices, but feature a latched clock-enable (CLKEN) input instead of a common clear.

These devices are positive-edge-triggered octal D-type flip-flops with an enable input. The ’HC377 devices are similar to the ’HC273 devices, but feature a latched clock-enable (CLKEN) input instead of a common clear.
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Technical documentation

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Type Title Date
* Data sheet SNx4HC377 Octal D-Type Flip-Flops With Clock Enable datasheet (Rev. D) PDF | HTML 06 May 2022
* SMD SN54HC377 SMD 5962-87807 21 Jun 2016
Application note Power-Up Behavior of Clocked Devices (Rev. B) PDF | HTML 15 Dec 2022
Application note Implications of Slow or Floating CMOS Inputs (Rev. E) 26 Jul 2021
Selection guide Logic Guide (Rev. AB) 12 Jun 2017
Application note Understanding and Interpreting Standard-Logic Data Sheets (Rev. C) 02 Dec 2015
User guide LOGIC Pocket Data Book (Rev. B) 16 Jan 2007
Application note Semiconductor Packing Material Electrostatic Discharge (ESD) Protection 08 Jul 2004
User guide Signal Switch Data Book (Rev. A) 14 Nov 2003
Application note TI IBIS File Creation, Validation, and Distribution Processes 29 Aug 2002
Application note CMOS Power Consumption and CPD Calculation (Rev. B) 01 Jun 1997
Application note Designing With Logic (Rev. C) 01 Jun 1997
Application note Input and Output Characteristics of Digital Integrated Circuits 01 Oct 1996
Application note Live Insertion 01 Oct 1996
Application note SN54/74HCT CMOS Logic Family Applications and Restrictions 01 May 1996
Application note Using High Speed CMOS and Advanced CMOS in Systems With Multiple Vcc 01 Apr 1996

Design & development

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CDIP (J) 20 Ultra Librarian
LCCC (FK) 20 Ultra Librarian
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