ST10F272M is a 16-bit MCU with 256 Kbyte Flash memory and 20 Kbyte RAM. Features include 50ns instruction cycle time, 40 MHz maximum CPU clock, multiply/accumulate unit (MAC), 16 x 16-bit multiplication, 40-bit accumulator, enhanced boolean bit manipulations and single-cycle context switching support.
This document is a production data datasheet for the ST10F272M, a 16-bit microcontroller (MCU) manufactured by STMicroelectronics. The device features a CPU with DSP functions operating at up to 40 MHz, integrated on-chip memories including 256 Kbyte Flash and 20 Kbyte RAM, and various peripherals such as timers, ADCs, and communication interfaces.
| CPU Clock Speed | 40 MHz max |
|---|---|
| Flash Memory Size | 256 Kbyte |
| RAM Size | 20 Kbyte |
| Internal RAM (IRAM) | 2 Kbyte |
| Extension RAM (XRAM) | 18 Kbyte |
| A/D Converter Channels | 24-channel |
| ADC Resolution | 10-bit |
| CAN Interfaces | 2 CAN 2.0B |
| Operating Voltage | 5 V + 10 % |
| Temperature Range | -40 to +125 °C |
The maximum instruction cycle time corresponds to a 40 MHz CPU clock.
The device includes 256 Kbyte of Flash memory with a 32-bit fetch.
The microcontroller features two CAN 2.0B interfaces and multiple serial channels including I²C.
The device is available in an LQFP144 package measuring 20 x 20x 1.4mm.