Description
The HT95R25 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.
- 16K´16 OTP type Program Memory.
- 2112´8 Data Memory.
- 50 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.
- PFD driver output.
- DTMF generat.