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SN74AHC123A

ACTIVE

Dual Retriggerable Monostable Multivibrators

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Data sheet

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NEW TPUL2G123 ACTIVE 2-ch monostable RC configurable pulse generator New Pin2Pin replacement with wider supply voltage range.

SN74AHC123A

ACTIVE
Data sheet Order now

Product details

Number of channels 2 Technology family AHC Input type Schmitt-Trigger Output type Push-Pull Supply current (µA) 40 IOL (max) (mA) 8 IOH (max) (mA) -8 Features Balanced outputs, High speed (tpd 10-50ns), Over-voltage tolerant inputs, Retriggerable Operating temperature range (°C) -40 to 85 Rating Catalog
Number of channels 2 Technology family AHC Input type Schmitt-Trigger Output type Push-Pull Supply current (µA) 40 IOL (max) (mA) 8 IOH (max) (mA) -8 Features Balanced outputs, High speed (tpd 10-50ns), Over-voltage tolerant inputs, Retriggerable Operating temperature range (°C) -40 to 85 Rating Catalog
TSSOP (PW) 16 32 mm² (5 mm × 6.4 mm) SOIC (D) 16 59.4 mm² (9.9 mm × 6 mm) TVSOP (DGV) 16 23.04 mm² (3.6 mm × 6.4 mm) SSOP (DB) 16 48.36 mm² (6.2 mm × 7.8 mm) PDIP (N) 16 181.42 mm² (19.3 mm × 9.4 mm)
  • Operating range 2V to 5.5V VCC
  • Schmitt-trigger circuitry on A, B, and CLR inputs for slow input transition rates
  • Edge triggered from active-high or active-low gated logic inputs
  • Retriggerable for very long output pulses
  • Overriding clear terminates output pulse
  • Glitch-free power-up reset on outputs
  • Latch-up performance exceeds 100mA per JESD 78, class II
  • Operating range 2V to 5.5V VCC
  • Schmitt-trigger circuitry on A, B, and CLR inputs for slow input transition rates
  • Edge triggered from active-high or active-low gated logic inputs
  • Retriggerable for very long output pulses
  • Overriding clear terminates output pulse
  • Glitch-free power-up reset on outputs
  • Latch-up performance exceeds 100mA per JESD 78, class II

The ’AHC123A devices are dual retriggerable monostable multivibrators designed for 2V to 5.5V VCC operation.

The ’AHC123A devices are dual retriggerable monostable multivibrators designed for 2V to 5.5V VCC operation.
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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet SNx4AHC123A Dual Retriggerable Monostable Multivibrators datasheet (Rev. I) PDF | HTML Jan 10, 2025
Application note Designing With the SN74LVC1G123 Monostable Multivibrator (Rev. A) PDF | HTML Mar 13, 2020
Application note Designing With the SN74AHC123A and SN74AHCT123A Oct 1, 1999

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

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
Supported products & hardware
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Package Pins CAD symbols, footprints & 3D models
TSSOP (PW) 16 Ultra Librarian
SOIC (D) 16 Ultra Librarian
TVSOP (DGV) 16 Ultra Librarian
SSOP (DB) 16 Ultra Librarian
PDIP (N) 16 Ultra Librarian
TI's Standard Terms and Conditions for Evaluation Items apply.

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