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HT95R55 - CID Phone 8-Bit MCU

Download the HT95R55 datasheet PDF. This datasheet also covers the HT95R54 variant, as both devices belong to the same cid phone 8-bit mcu family and are provided as variant models within a single manufacturer datasheet.

Description

The series of CID phone MCU are 8-bit high performance, RISC architecture microcontroller devices specially designed for telephone applications.

Features

  • Operating voltage:.
  • Internal DTMF generator.
  • Internal DTMF receiver.
  • Internal FSK decoder - Support Bell 202 and V.23 - Support ring and line reverse detection.
  • 12-bit Audio DAC output.
  • Power-down and wake-up feature for power-saving fSYS=3.58MHz: 2.2V~5.5V fSYS=7.16MHz: 3.0V~5.5V fSYS=10.74MHz: 3.0V~5.5V fSYS=14.32MHz: 4.5V~5.5V.
  • Program Memory: 8K´16 (HT95R54) 16K´16 (HT95R55).
  • 2112´8 Data Memory.
  • 38 bidirectional I/Os with pull-high options.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (HT95R54_HoltekSemiconductor.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

Part Number Description Manufacturer
HT95168 Caller ID Telephone IC Holtek Semiconductor Inc
HT9580 Character Pager Controller Holtek Semiconductor Inc
HT95A100 I/O Type Phone 8-Bit MCU Holtek Semiconductor Inc
HT95A200 I/O Type Phone 8-Bit MCU Holtek Semiconductor Inc
HT95A300 I/O Type Phone 8-Bit MCU Holtek Semiconductor Inc

Other Datasheets by Holtek Semiconductor

Part Number Description
HT95R54 CID 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
HT95R25 Phone 8-Bit MCU

Full PDF Text Transcription

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www.DataSheet4U.com HT95R54/HT95R55 CID Phone 8-Bit MCU Technical Document · Application Note - HA0075E MCU Reset and Oscillator Circuits Application Note Features · Operating voltage: · Internal DTMF generator · Internal DTMF receiver · Internal FSK decoder - Support Bell 202 and V.23 - Support ring and line reverse detection · 12-bit Audio DAC output · Power-down and wake-up feature for power-saving fSYS=3.58MHz: 2.2V~5.5V fSYS=7.16MHz: 3.0V~5.5V fSYS=10.74MHz: 3.0V~5.5V fSYS=14.32MHz: 4.5V~5.
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