RE46C730IV28

Sensor And Detector Interfaces Overview

The RE46C730IV28 is a high-voltage multicriteria smoke detector companion IC from Microchip Technology, designed for integration with photoelectric and carbon monoxide sensors. It operates within a supply voltage range of 4.9 V to 12 V and features a VQFN-28 package. The device supports dual receiver and drive capabilities, enabling robust signal processing for industrial photoelectric smoke detection systems requiring demodulation and isolation functions.

Sensor And Detector Interfaces Feature Summary

• Supports multicriteria sensing by integrating with both photoelectric and carbon monoxide sensor inputs
• Provides dedicated hardware for signal demodulation and electrical isolation in smoke detection circuits
• Features dual receiver and drive channels to manage complex sensor interfaces

Sensor And Detector Interfaces Applications

• Industrial photoelectric smoke detectors
• Multicriteria smoke alarm systems combining CO and smoke sensing
• HV smoke detection companion circuits

Sensor And Detector Interfaces Procurement Notes

Verify the specific ordering suffix IV28 against the manufacturer's current datasheet to confirm package type and temperature grade. Ensure compatibility with system voltage requirements ranging from 4.9 V to 12 V. Confirm that the VQFN-28 footprint matches the PCB design constraints before finalizing procurement.

Sensor And Detector Interfaces Selection Notes

Select this component when designing smoke detectors that require integrated demodulation and isolation for photoelectric sensors. It is suitable for applications needing multicriteria detection capabilities alongside standard smoke sensing. Consider the VQFN-28 package size and operating temperature range when evaluating thermal and spatial constraints.

Sensor And Detector Interfaces Part Context

This part belongs to the RE46C series of smoke detector ASICs from Microchip Technology. These components are specialized interface chips designed to simplify the design of compliant smoke alarms by handling sensor conditioning and output driving tasks.

Sensor And Detector Interfaces Replacement Considerations

Check the RE46C700 series for alternative options within the same product family. Verify pinout and functional compatibility before substituting with other Microchip smoke detector companion ICs.