ST72141K 8-bit MCU with electric-motor control, ADC, 16-bit timers, SPI interface
The ST72141K is a member of the ST7 microcontroller family designed specifically for motor control applications. It features an on-chip Motor Controller peripheral capable of controlling electric brushless motors with or without sensors, along with A/D conversion and SPI interface capabilities.
The device includes 8K bytes of program memory (ROM/OTP/EPROM) and 256 bytes of RAM. Key peripherals include two 16-bit timers, a watchdog timer, an 8-bit ADC, and three power saving modes to reduce consumption during idle states.
| Program memory | 8K bytes |
|---|---|
| RAM (stack) | 256 bytes |
| Operating Supply | AV to 5.5V |
| CPU Frequency | 4 or 8 MHz |
| Operating Temperature | -40°C to +85°C |
| Packages | S034 / SDIP32 |
The device operates with a supply voltage ranging from 2.7V to 5.5V.
The device is rated for operation between -40°C and +85°C.
The peripheral includes 6 PWM output channels.