Specifications
Manufacturer: STMicroelectronics
Device Type: 32-bit Cortex-M0 entry-level microcontroller
TR suffix stands for tape and reel packaging for automated SMT mounting
Core Parameters
- Core: Cortex-M0, maximum operating frequency 48MHz
- Flash: 32KB
- SRAM: 4KB
- Package: LQFP48
- Supply voltage: 2.0V ~ 3.6V
- Operating temperature: -40℃ ~ +85℃
Integrated Peripherals
Multi-channel 12-bit ADC
UART, SPI, I2C serial interfaces
Basic timers for PWM output
Abundant configurable GPIO pins
Main Features
Ultra-low cost entry-level chip
Multiple low-power working modes
Simple peripheral configuration, easy to develop
Stable running performance for lightweight control tasks
Typical Applications
Smart home small switches, miniature sensor acquisition boards, LED drive controllers, battery-powered portable gadgets, simple household electronic control modules
