ST72141 is an 8-bit MCU with 8K ROM/OTP/EPROM, 256 bytes RAM, electric motor control, ADC, WDG, SPI and 2 timers
The ST72141 is an 8-bit microcontroller unit (MCU) from the ST7 family, operating at 8 or 16 MHz. It features an enhanced instruction set with true bit manipulation and 8x8 unsigned multiplication. The device includes 8K bytes of program memory (ROM/OTP/EPROM) and 256 bytes of RAM.
Key peripherals include an electric motor control (MTC) peripheral for brushless motors, a digital watchdog, two 16-bit timers with capture and compare functions, a synchronous serial peripheral interface (SPI), and an 8-bit ADC with 8 channels. The device is available in 32-pin PSDIP and CSDIP packages.
| Program Memory | 8K bytes |
|---|---|
| Data RAM | 256 bytes |
| Operating Supply Voltage | 4.5 to 5.5V |
| CPU Frequency | 8 or 16 MHz |
| Temperature Range | -40°C to +85°C |
| ADC Channels | 8 |
| I/O Lines | 14 |
| PWM Output Channels | 6 |
The operating supply voltage range is 4.5V to 5.5V.
Yes, it includes a Motor Control peripheral featuring 6 PWM output channels and inputs for rotor position detection.
The device operates at an 8 or 16 MHz oscillator frequency.