The HT6751B-8SOP is a highly integrated Smoke Detector MCU designed and manufactured by Holtek. This microcontroller is specifically tailored for smoke detection applications, offering a suite of features and peripherals optimized for detecting smoke and triggering alarms. The device comes in an 8-SOP (Small Outline Package).

Applications

• Smoke detectors (Residential and Commercial)
• Standalone smoke alarms
• Wireless smoke detector networks
• Fire alarm systems

Features

• Operating Voltage: 2.4V ~ 3.6V
• Low Power Consumption: Designed for long battery life
• Built-in Amplifier Circuit for Smoke Detection Sensor
• Infrared LED Driver Circuit
• Buzzer Driver
• Battery Low Detect function
• Self-Test Function
• Temperature compensation
• 8-SOP Package
• On-chip Hall Sensor interface

Benefits

• High Sensitivity Smoke Detection: The integrated amplifier circuit ensures accurate detection of smoke particles, reducing false alarms.
• Long Battery Life: Ultra-low power consumption enables prolonged operation on battery power, enhancing reliability.
• Simplified System Design: Built-in driver circuits for both the infrared LED and buzzer minimize the need for external components, reducing board space and cost.
• Enhanced Safety Features: The battery low detect function alerts users when battery replacement is needed, ensuring continuous protection.
• Reliable Performance: Temperature compensation ensures consistent performance across varying environmental conditions.

The HT6751B-8SOP provides a comprehensive solution for smoke detection applications, offering high performance, low power consumption, and integrated features for easy system design. Its reliability and enhanced safety features make it an ideal choice for ensuring early detection of smoke and fire hazards. The integration of Hall Sensor interface makes it applicable for cover tamper detection.