MC74VHC1G126DFT1G-Q

Overview

The MC74VHC1G126DFT1G-Q is a single-channel noninverting 3-state buffer from the VHC logic family, designed for operation between 2.0 V and 5.5 V. It features CMOS-level input thresholds and provides high noise immunity with stable output. The device supports partial power-down protection via IOFF and includes over-voltage tolerant inputs/outputs up to 5.5 V. It is AEC-Q100 qualified and PPAP capable, suitable for automotive applications requiring unique site and control change requirements.

Feature Summary

• AEC-Q100 qualified and PPAP capable for automotive use
• Noninverting 3-state buffer with CMOS-level input thresholds
• IOFF supports partial power-down protection
• Inputs and outputs are over-voltage tolerant up to 5.5 V

Applications

• Automotive electronic systems
• Interfaces between 5 V circuits and 3 V circuits
• Battery backup circuitry
• Hot insertion applications

Procurement Notes

Verify that the specific part number suffix matches the required automotive qualification standards. Confirm package type availability as the component is offered in multiple footprint options. Ensure compliance with RoHS and halogen-free requirements during procurement. Check for any specific site or control change notifications associated with the -Q suffix before finalizing orders.

Selection Notes

Select this component when a single-channel noninverting buffer with 3-state control is required in a compact SC-88A package. It is appropriate for designs needing CMOS-level threshold compatibility and robust protection against supply voltage mismatches. Consider alternative packages if different footprint constraints apply.

Part Context

This component belongs to the MC74VHC1G126 series of single gate noninverting 3-state buffers. It is manufactured by onsemi using silicon gate CMOS technology. The device is available in various tiny footprint packages including SC-88A, SC-74A, SOT-953, and UDFN6 variants.

Replacement Considerations

MC74VHC1G126DFT2G-Q