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D-type flip-flops

SN74HC377

ACTIVE

Octal D-Type Flip-Flops With Clock Enable

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Data sheet

SN74HC377

ACTIVE
Data sheet Order now

Product details

Number of channels 8 Technology family HC Input type Standard CMOS Output type Push-Pull Clock frequency (max) (MHz) 28 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) -40 to 85 Rating Catalog
Number of channels 8 Technology family HC Input type Standard CMOS Output type Push-Pull Clock frequency (max) (MHz) 28 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) -40 to 85 Rating Catalog
SOIC (DW) 20 131.84 mm² (12.8 mm × 10.3 mm) PDIP (N) 20 228.702 mm² (24.33 mm × 9.4 mm) SOP (NS) 20 98.28 mm² (12.6 mm × 7.8 mm)
  • 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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SN74LS377 ACTIVE Octal D-Type Flip-Flops With Clock Enable Voltage range 4.5V to 5.5V, average propagation delay 15ns, average drive strength 8mA
SN74LS273 ACTIVE Octal D-Type Flip-Flops With Clear Voltage range 4.5V to 5.5V, average propagation delay 15ns, average drive strength 8mA

Technical documentation

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Top documentation Type Title Format options Date
* Data sheet SNx4HC377 Octal D-Type Flip-Flops With Clock Enable datasheet (Rev. D) PDF | HTML May 6, 2022
Application note Power-Up Behavior of Clocked Devices (Rev. B) PDF | HTML Dec 15, 2022

Design & development

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Evaluation board

14-24-LOGIC-EVM — Logic product generic evaluation module for 14-pin to 24-pin D, DB, DGV, DW, DYY, NS and PW packages

The 14-24-LOGIC-EVM evaluation module (EVM) is designed to support any logic device that is in a 14-pin to 24-pin D, DW, DB, NS, PW, DYY or DGV package,

User guide: PDF | HTML
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SOIC (DW) 20 Ultra Librarian
PDIP (N) 20 Ultra Librarian
SOP (NS) 20 Ultra Librarian
TI's Standard Terms and Conditions for Evaluation Items apply.

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