HT45F0057

Induction Cooker Flash MCU

General Information

(HT45F0057 16DIP Package Restricted Products. Notification Date : 2021/09/30 Effective Date : 2021/12/30)

The device is a Flash Memory A/D type 8-bit high performance RISC architecture microcontroller specifically designed for induction cooker applications. The device includes a wide range of functions and features such as low power consumption, I/O flexibility, timer functions, multichannel A/D converter, power down and wake-up functions that enhance the versatility of this device making it especially suitable for induction cooker applications but which may have other application possibilities which require similar functions. The device also provides four comparators, an operational amplifier and a programmable pulse generator.

 

CPU Features

Operating Voltage

fSYS = 8MHz: 2.2V~5.5V

Up to 0.5μs instruction cycle with 8MHz system clock at VDD =5VAvailable
Power down and wake-up functions to reduce power consumptionAvailable
Two Oscillators:
  • - Internal High Speed RC – HIRC
  • - Internal Low Speed 32kHz RC – LIRC
Fully integrated internal 8MHz oscillator requires no external componentsAvailable
All instructions executed in one or two instruction cyclesAvailable
Table read instructionsAvailable
63 powerful instructionsAvailable
6-level subroutine nestingAvailable
Bit manipulation instructionAvailable

Peripheral Features

Program Memory

4K × 16

Data Memory

208 × 8

Watchdog Timer functionAvailable
Up to 13 bidirectional I/O linesAvailable
9-channel 12-bit resolution A/D converterAvailable
9-bit programmable pulse generator
  • - Pulse width limit
  • - Two PPG preload registers
  • - Non-retriggered control
  • - Active high or low output is selected by configuration option
Single pin-shared external interrupt
  • - Integrated de-bounce circuit for the external interrupt
  • - De-bounce time is selected by software options
Four comparator functionsAvailable
Single Operational Amplifier – input voltage offset adjustable by software

Peripheral clock output

Three 8-bit programmable timer/event counters
  • - Timer 0 can be configured to count synchronism pulse number or measure synchronism pulse high or low period
  • - Timer 1 can be configured to implement PPG non-retriggered function
Low Voltage Reset functionAvailable
Low Voltage Detect functionAvailable
Package types

16-pin NSOP

Resources

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