MSP430xG461x is a mixed signal microcontroller with features like low supply voltage range, ultralow power consumption, and multiple power-saving modes. It uses a 16-bit RISC architecture with extended memory and a high-speed instruction cycle. The microcontroller also offers several analog features such as a 12-bit A/D converter, configurable operational amplifiers, and dual 12-bit D/A converters. Additionally, it supports various serial communication interfaces, encoder and decoder functions, LCD driver, and timers.
The MSP430xG461x family is a mixed‑signal microcontroller line from Texas Instruments offering ultra‑low power operation, a 16‑bit RISC CPU, multiple timers, ADC/DAC converters and integrated LCD driver. It targets portable measurement applications such as medical and e‑meter devices, providing up to 80 I/O pins and a variety of low‑power modes.
The document includes functional block diagrams, detailed terminal pin assignments for both TQFP and BGA packages, mechanical dimensions, and an important notice on product warranties and usage restrictions. It serves as a reference for designers needing electrical and mechanical specifications of the MSP430xG461x devices.
| Supply voltage range | 1.8 V to 3.6 V |
|---|---|
| Active mode current consumption | 400 µA at 1 MHz, 2.2 V |
| Standby mode current consumption | 1.3 µA |
| Off mode (RAM retention) current | 0.22 nA |
| ADC resolution | 12‑bit |
| DAC resolution | Dual 12‑bit |
| Operational amplifiers | Three configurable |
| DMA channels | Three |
| I/O pins | 80 |
| LCD driver segments | Up to 160 segments |
The device operates from 1.8 V to 3.6 V.
It provides 80 general‑purpose I/O pins.