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HT95R22 - I/O Type Phone 8-Bit MCU

Datasheet Summary

Description

The HT95R22 MCU is an 8-bit high performance, RISC architecture microcontroller device specially designed for telephone applications.

Features

  • Operating voltage at fSYS= 3.58MHz: 2.2V~5.5V.
  • 4K´16 OTP type Program Memory.
  • 576´8 Data Memory.
  • 18 bidirectional I/Os with pull-high options.
  • 2 NMOS output-only lines.
  • External interrupt input.
  • Dual 16-bit timers with interrupts.
  • Timer external input.
  • 8-level stack.
  • 32768Hz system oscillator.
  • 32768Hz to 3.58MHz frequency-up PLL circuit.
  • Real time clock function.
  • Watchdog timer function.
  • DTMF generator.
  • Power-down and wa.

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Datasheet preview – HT95R22

Datasheet Details

Part number HT95R22
Manufacturer Holtek Semiconductor
File Size 452.95 KB
Description I/O Type Phone 8-Bit MCU
Datasheet download datasheet HT95R22 Datasheet
Additional preview pages of the HT95R22 datasheet.

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Full PDF Text Transcription

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www.DataSheet4U.com HT95R22 I/O Type Phone 8-bit MCU Technical Document · Application Note - HA0075E MCU Reset and Oscillator Circuits Application Note Features · Operating voltage at fSYS= 3.58MHz: 2.2V~5.5V · 4K´16 OTP type Program Memory · 576´8 Data Memory · 18 bidirectional I/Os with pull-high options · 2 NMOS output-only lines · External interrupt input · Dual 16-bit timers with interrupts · Timer external input · 8-level stack · 32768Hz system oscillator · 32768Hz to 3.58MHz frequency-up PLL circuit · Real time clock function · Watchdog timer function · DTMF generator · Power-down and wake-up feature for power-saving operation: Idle mode, Sleep mode, Green mode and normal mode · Up to 1.117ms instruction cycle with 3.58MHz system clock at VDD=2.2V~5.
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