HT95R64/HT95R65 -- CID Phone 8-Bit MCU with CPT

　　Features

　　Operating voltage:

　　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:

　　8Kx16 (HT95R64)

　　16Kx16 (HT95R65)

　　2112x8 Data Memory

　　38 bidirectional I/Os with pull-high options

　　2 NMOS output-only lines

　　External interrupt input

　　Three 16-bit timers with interrupts

　　Timer external input

　　8-level stack

　　32768Hz system oscillator

　　32768Hz up to 14.32MHz frequency-up circuit

　　Real time clock function

　　Watchdog timer function

　　PFD driver output

　　Serial Interfaces Module: SIM for SPI or I2C

　　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

　　operation: Idle mode, Sleep mode, Green mode and Normal mode

　　Up to 0.28us instruction cycle with 14.32MHz system clock at VDD=4.5V~5.5V