Core Controller Configuration Equipped with a 32-bit Arm® Cortex®-M0 core, with a maximum clock frequency of 25 MHz. Built-in 48 KB Flash (including simulated EEPROM), 4 KB RAM, and a 768-byte 100-times programmable storage area. Integrated boot ROM, supporting chip power-on boot and Flash programming operations. ⚡ Power and Switch Characteristics Supply voltage range of 3.0 V to 28 V, with an integrated 5 V voltage regulator output that can directly power external Hall sensors. On-board 1 high-side switch and 2 low-side switches supporting PWM output, requiring no additional driver chips. Built-in LIN transceiver, supporting online firmware programming via the LIN bus. 📊 Measurement and Peripheral Resources Integrated 8-bit 7-channel ADC for voltage and temperature monitoring. The UD version additionally features a 10-bit 13-channel ADC, supporting 6 analog input channels and 4 high-voltage monitoring input channels. On-chip temperature sensor and battery voltage measurement unit, requiring no external sampling circuits. 18 GPIO pins provided, with peripheral interfaces including PWM and LIN communication channels. 🌡️ Automotive-Grade Reliability Operating temperature range covers -40 ℃ to +150 ℃, complying with AEC-Q100 automotive certification. Provides multiple low-power modes, supporting sleep cycle wake-up and cyclic sensing functions. Product supply lifecycle planned until 2035, ensuring long-term supply. 📦 Packaging and Typical Applications Uses VQFN-48 (7×7 mm) surface-mount package, with compact pin resources. Mainly targets automotive body control scenarios such as power window lifting and small relay driving.