Texas Instruments MSP430FR5957 MSP430FR5957 16 MHz Ultra-Low-Power Microcontroller featuring 32 KB FRAM, 1 KB SRAM, 33 IO MSP430FR5957IDAR

The MSP430FR5957IDAR is a 16 MHz ultra-low-power microcontroller from Texas Instruments, featuring 32 KB of ferroelectric RAM (FRAM) and 1 KB of SRAM. It operates within a wide supply voltage range from 1.8 V to 3.6 V and is designed for energy-efficient applications, with active mode current consumption of approximately 100 µA/MHz and standby current as low as 0.02 µA in shutdown mode. This microcontroller includes 33 general-purpose I/O pins, all of which support capacitive touch functionality without the need for external components. It is equipped with a 12-bit analog-to-digital converter (ADC), multiple timers, and a real-time clock (RTC) with calendar and alarm functions. The device also features a 32-bit hardware multiplier and an internal direct memory access (DMA) controller for efficient data handling. The MSP430FR5957IDAR is suitable for various applications, including metering, energy harvesting sensor nodes, and wearable electronics, making it a versatile choice for engineers looking for a low-power microcontroller with integrated memory and advanced peripherals.