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HT95R44 - I/O Type Phone 8-bit MCU

Description

These phone MCUs are a series of 8-bit high performance, RISC architecture microcontroller devices specially designed for telephone applications.

Features

  • MCU Features.
  • MCU operating voltage without CPT Detector.
  • Multiple Operating Modes: Idle mode, Sleep mode, Green mode and normal mode.
  • Up to 1.117ms instruction cycle with 3.58MHz sys- fSYS= 3.58MHz@ 2.2V~5.5V.
  • Program Memory: 4K´16 ~ 8K´16.
  • RAM Data Memory: 1152´8 ~ 2112´8.
  • 26 bidirectional I/Os with pull-high options.
  • 2 NMOS output-only lines.
  • 4 external interrupt input pins.
  • Dual 16-bit timers with interrupts.
  • Timer external input.
  • 8-le.

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Other Datasheets by Holtek Semiconductor

Part Number Description
HT95R43 I/O Type Phone 8-bit MCU
HT95R45 Phone 8-Bit MCU
HT95R22 I/O Type Phone 8-Bit MCU
HT95R23 I/O Type Phone 8-Bit MCU
HT95R24 Phone 8-Bit MCU

Full PDF Text Transcription

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www.DataSheet4U.com HT95R44/HT95R43 I/O Type Phone 8-bit MCU with DTMF Receiver & CPT Detector Features MCU Features · MCU operating voltage without CPT Detector · Multiple Operating Modes: Idle mode, Sleep mode, Green mode and normal mode · Up to 1.117ms instruction cycle with 3.58MHz sys- fSYS= 3.58MHz@ 2.2V~5.5V · Program Memory: 4K´16 ~ 8K´16 · RAM Data Memory: 1152´8 ~ 2112´8 · 26 bidirectional I/Os with pull-high options · 2 NMOS output-only lines · 4 external interrupt input pins · Dual 16-bit timers with interrupts · Timer external input · 8-level stack · 32768Hz system oscillator · 32768Hz to 3.
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