this is information on a product in full production. may 2012 doc id 12968 rev 3 1/176 1 st10f272m 16-bit mcu with 256 kbyte flash memory and 20 kbyte ram datasheet ? production data features 16-bit cpu with dsp functions ? 50ns instruction cycle time at 40 mhz max cpu clock ? multiply/accumulate unit (mac) 16 x 16-bit multiplication, 40-bit accumulator ? enhanced boolean bit manipulations ? single-cycle context switching support on-chip memories ? 256 kbyte flash memory (32-bit fetch) ? single voltage flash memories with erase/program controller and 100 k erasing/programming cycles. ? up to 16 mbyte linear address space for code and data (5 mbytes with can or i 2 c) ? 2 kbyte internal ram (iram) ? 18 kbyte extension ram (xram) ? programmable external bus configuration & characteristics for different address ranges ? 5 programmable chip-select signals ? hold-acknowledge bus arbitration support interrupt ? 8-channel peripheral event controller for single cycle interrupt driven data transfer ? 16-priority-level interrupt system with 56 sources, sampling rate down to 25 ns timers ? 2 multi-functional general purpose timer units with 5 timers two 16-channel capture/compare units serial channels ? 2 synch./asynch. serial channels ? 2 high-speed synchronous channels ? one i 2 c standard interface 24-channel a/d converter ? 16-channel 10-bit, accuracy 2 lsb ? 8-channel 10-bit, accuracy 5 lsb ? 4.85 s minimum conversion time 4-channel pwm unit + 4-channel xpwm 2 can 2.0b interfaces operating on 1 or 2 can busses (64 or 2x32 message, c-can version) fail-safe protection ? programmable watchdog timer ? oscillator watchdog on-chip bootstrap loader clock generation ? on-chip pll with 4 to 8 mhz oscillator ? direct or prescaled clock input real-time clock and 32 khz on-chip oscillator up to 111 general purpose i/o lines ? individually programmable as input, output or special function ? programmable threshold (hysteresis) idle, power-down and stand-by modes single voltage supply: 5 v 10 % (embedded regulator for 1.8 v core supply) temperature range: -40 to +125 c , 1 & |