Nuvoton Technology Corporation 64-LQFP NUC126SE4AE

The NUC126SE4AE is a 32-bit microcontroller by Nuvoton Technology, built around an ARM Cortex-M0 core operating at up to 72 MHz. Key features include an integrated 48 MHz high-precision RC oscillator supporting USB operation without external crystal, adjustable V DDIO pins accepting a wide voltage range of 1.8V to 5.5V for flexible interfacing, PWM with max frequency of 144 MHz, a hardware divider for faster software execution, and a built-in SP ROM for secure and encrypted code execution to protect IP.