HT95R33

www.DataSheet4U.com HT95R33 I/O Type Phone 8-bit MCU with DTMF Receiver Technical Document · Tools Information · FAQs · Application Note - HA0075E MCU Reset and Oscillator Circuits Application Note Features · Operating voltage at fSYS= 3.58MHz: 2.2V~5.5V · 4K´16 OTP type Program Memory · 1152´8 Data Memory · 26 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 generator · DTMF receiver · Power-down and wake-up feature for power-saving operation: Idle mode, Sleep mode, Green mode and normal mode · Up to 1.117ms instruction cycle with 3.58MHz system clock at VDD=2.2V~5.5V · Bit manipulation instructions · Table read function · 63 powerful instructions · All instructions executed in 1 or 2 machine cycles · Low voltage reset function · Supported by comprehensive suite of hardware and software tools · 48-pin SSOP package General Description The HT95R33 MCU is an 8-bit high performance, RISC architecture microcontroller device specially designed for telephone applications. Device flexibility is enhanced with their internal special features such as power-down and wake-up functions, DTMF generator, DTMF receiver, PFD driver, etc. These features combine to ensure applications require a minimum of external c...