74VHC123AM

Overview

The onsemi 74VHC123AM is a dual monostable multivibrator integrated circuit belonging to the 74VHC logic series. It operates within a supply voltage range of 2 V to 5.5 V and features Schmitt-trigger inputs for noise immunity. The device is housed in a 16-pin SOIC-Narrow package designed for surface mount technology. It supports standard operating temperatures from -40°C to +85°C and provides complementary outputs with specified drive capabilities.

Feature Summary

• Dual monostable multivibrator configuration
• Schmitt-trigger input functionality
• CMOS construction for low power consumption

Applications

• Timing pulse generation
• Frequency division circuits
• Waveform shaping applications

Procurement Notes

Verify component authenticity through authorized distribution channels. Confirm RoHS compliance status as documentation indicates non-compliance or detailed verification requirements. Check current lifecycle status, as availability may be restricted or limited depending on regional sales constraints.

Selection Notes

Select this component when dual independent timing functions are required in a compact surface-mount package. Ensure the design accommodates the 2 V to 5.5 V supply range and utilizes Schmitt triggers for signal conditioning. Verify that the SOIC-16 footprint matches the PCB layout requirements.

Part Context

This part belongs to the 74VHC family of high-speed CMOS logic devices. It shares functional similarities with other monostable multivibrators but offers specific performance characteristics defined by the VHC series standards. It serves as a solution for precise timing control in digital systems.

Replacement Considerations

Direct substitutes include SN74AHC123AN from Texas Instruments. Alternative options involve checking for compatible variants within the same manufacturer's portfolio or equivalent logic families.