It belongs to the MSP430G2xx value-line series, designed for ultra-low-power sensing and control applications.
2 KB Flash and 256-byte RAM — sizing the firmware budget
With 2 KB of Flash and 256 bytes of RAM, this MCU targets simple control loops, sensor readout, and communication bridging. The 16 MHz clock allows tight timing for bit-banged protocols or PWM generation, but the firmware must fit within the 2 KB program memory — no room for a full RTOS or large lookup tables. The 256-byte RAM limits stack depth and buffer sizes; careful allocation is needed for interrupt service routines and serial data handling.
The brown-out detect resets the core cleanly during supply droop, critical for battery-operated systems.
Package and footprint — 32-VFQFN with exposed pad
The supplier device package is 32-VQFN (5x5).
It is ROHS3 compliant.