The RE46C144E16F is a sophisticated, low-power CMOS ionization-type smoke detector IC designed by Microchip Technology. With its built-in features and capabilities, this integrated circuit is engineered to provide reliable performance in residential and commercial smoke detection systems.

Key Features

• Low Operating Voltage: The IC operates at a low voltage, which makes it suitable for battery-operated devices, ensuring longer battery life and reduced maintenance.
• Interconnect Capability: It allows for multiple detectors to be interconnected, enabling an all-system alert if smoke is detected by any single unit, enhancing overall safety.
• On-Chip Oscillator: The inclusion of an on-chip oscillator with a minimal external component count allows for a compact design and reliable operation.
• Temporal Pattern Horn Driver: The IC includes a built-in horn driver programmed to produce the industry-standard temporal pattern for smoke alarm signaling.
• Low Battery and Chamber Test Functions: It incorporates test functions to check the battery status and the sensing chamber condition, ensuring the detector's proper functionality over time.

Applications

The RE46C144E16F is ideal for use in various smoke detection applications, including:

• Residential smoke alarms
• Commercial smoke detection systems
• Portable smoke detectors
• Smart home safety devices

Technical Specifications

The device features an operating voltage range typically between 6V to 12V, an alarm current of 10mA at 9V, and a standby current of 8μA, making it an energy-efficient solution. It is available in a compact 16-pin narrow SOIC package, allowing for integration into a variety of smoke detector designs.

With the Microchip Technology RE46C144E16F Smoke Detector IC, manufacturers can create smoke detectors that are not only highly sensitive and reliable but also cost-effective and efficient in power consumption. Its integration into smoke alarm systems helps ensure the safety and well-being of individuals by providing early warnings in the event of a fire.