HT95R55 Datasheet CID Phone 8-Bit MCU

Manufacturer: Holtek Semiconductor

Download the HT95R55 datasheet PDF. This datasheet also includes the HT95R54 variant, as both parts are published together in a single manufacturer document.

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HT95R55 cid phone 8-bit mcu by Holtek Semiconductor - Datasheet Preview — Note: The manufacturer provides a single datasheet file (HT95R54_HoltekSemiconductor.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number	HT95R55
Manufacturer	Holtek Semiconductor
File Size	645.35 KB
Description	CID Phone 8-Bit MCU
Download	HT95R55 Download (PDF)

General Description

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

Devices flexibility are enhanced with their internal special

Overview

www.DataSheet4U.com HT95R54/HT95R55 CID Phone 8-Bit MCU Technical Document · Application Note - HA0075E MCU Reset and Oscillator Circuits Application.

Key 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.

More Datasheets from 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
HT95R33	I/O Type Phone 8-Bit MCU
HT95R34	I/O Type Phone 8-Bit MCU
HT95R35	Phone 8-Bit MCU
HT95R43	I/O Type Phone 8-bit MCU
HT95R44	I/O Type Phone 8-bit MCU