BA45F5220 Datasheet (Holtek Semiconductor)

Part BA45F5220
Description Smoke Detector Flash MCU
Manufacturer Holtek Semiconductor
Size 1.70 MB
Holtek Semiconductor

BA45F5220 Overview

Description

The BA45F5220 is an 8-bit high performance RISC architecture microcontroller, which integrates a smoke detector AFE and a dual channel IR LED constant driving circuit, designed especially for Stand-alone type Smoke Detector applications. For memory features, the Flash Memory offers users the convenience of multi-programming features.

Key Features

  • Operating Voltage
  • fSYS=8MHz: 2.2V~5.5V
  • Up to 0.5μs instruction cycle with 8MHz system clock at VDD=5V
  • Power down and wake-up functions to reduce power consumption
  • Internal High Speed 8MHz RC Oscillator – HIRC