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HT95R22 - I/O Type Phone 8-Bit MCU

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Holtek Semiconductor

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HT95R22 I/O Type Phone 8-Bit MCU by Holtek Semiconductor - Datasheet Preview — 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	HT95R22 Datasheet
Additional preview pages of the HT95R22 datasheet.

Product details

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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Published: Jul 8, 2009 |