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HT45R34 - C/R to F Type 8-Bit OTP MCU

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General Description

The HT45R34 is an 8-bit high performance, RISC architecture microcontroller device specifically designed for cost-effective multiple I/O control product applications.

The advantages of low power consumption, I/O flexibility, timer functions, oscillator options, Power Down and wake-up functions, Watchdog Timer, enhance the versatility of these devices to suit a wide range of application possibilities such as industrial control, consumer products, subsystem controllers, etc.

Rev.

Overview

HT45R34 C/R to F Type 8-Bit OTP MCU Technical Document · Tools Information · FAQs · Application Note - HA0075E MCU Reset and Oscillator Circuits Application.

Key Features

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  • Operating voltage: fSYS=4MHz: 2.2V~5.5V fSYS=8MHz: 3.3V~5.5V.
  • 8 bidirectional I/O lines.
  • Two external interrupt inputs shared with I/O lines.
  • 8-bit programmable timer/event counter with.
  • Power Down and Wake-up function reduce power consumption.
  • Up to 0.5ms instruction cycle with 8MHz system clock at VDD=5V.
  • All instructions executed in one or two machine cycles.
  • 14-bit table read instruction.
  • Four-level subroutine nesting.

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