MSP430F5257IRGCR

MSP430F5257IRGCR is TI’s MSP430 ultra-low-power, 16‑bit microcontroller from the F525x family. It combines a 16-bit RISC CPU with on‑chip Flash and RAM and a broad set of peripherals for embedded control and sensing in battery-powered applications.
Key points:
- 16-bit MSP430 core with low-power operation and multiple low-power modes
- On-chip Flash memory (hundreds of KB range) and RAM
- Peripherals: timers/counters, ADC, comparators, watchdog, and multiple serial interfaces (UART/SPI/I2C)
- Suitable for timing-critical and real-time control in sensors, meters, portable devices, and embedded instrumentation
- Power options and voltage range designed for energy efficiency in battery-powered systems
Suffix note:
- IRGCR denotes the specific package type and temperature rating (industrial range) for this device; check TI documentation to confirm exact package and pinout.
For exact specifications (flash/RAM sizes, I/O count, peripherals, voltage range, package), consult the MSP430F5257 datasheet and user guide.

Key features of MSP430F5257IRGCR:
- 16-bit RISC CPU, up to about 25 MHz operation.
- Memory: up to 128 KB Flash; up to ~8 KB RAM.
- Clock/oscillator: digitally controlled oscillator with bandgap/low-power sources; flexible clock tree.
- Low-power design: multiple low-power modes (LPM0–LPM4) with fast wake-up; operates from 1.8–3.6 V; brown-out/voltage supervisor.
- Peripherals:
- USCI_A0 (UART) and USCI_B0 (SPI/I2C) serial modules.
- Timers: Timer_A and Timer_B for pulse-width modulation and timing.
- ADC12_A: 12-bit ADC with multiple channels.
- Comparator_A and reference generator.
- DMA controller for data movement with minimal CPU intervention.
- Debug/Programming: JTAG and Spy-Bi-Wire support.
- Robustness: watchdog timer, interrupt/event-driven architecture.
- Package/temperature: industrial-grade options (temperature range typically −40 to 85°C) with standard MSP430 packaging.
Note: exact flash/RAM counts and peripheral availability can vary by exact device variant and revision; consult the datasheet for precise numbers.

MSP430F5257IRGCR uses a 32-pin QFN (Quad Flat No-Lead) package, typically 4×4 mm.

- Pin count: 64 pins (64-pin package)
- Function: 16-bit MSP430 microcontroller (MSP430F5257) with on-chip flash and RAM and a broad peripheral set (analog, timers, and serial communications) for low-power embedded applications.

- Manufacturer: Texas Instruments (TI).
- What kind of company: American multinational technology and semiconductor company that designs and manufactures analog and embedded processing ICs, including MSP430 microcontrollers.

Typical application areas for MSP430F5257IRGCR:
- USB-enabled portable devices and peripherals
- Low-power sensing and data-acquisition systems (multi-channel ADC/DAC, comparators)
- Portable data loggers and meters (electricity, water, gas)
- Consumer electronics and handheld instruments
- Embedded control for appliances, automation, wearables, and medical devices requiring low power and mixed-signal capabilities

There isn’t a published exact cross-reference for MSP430F5257IRGCR. The closest substitutes are other MSP430F5xx devices with similar memory/peripherals in the RGCR package. Typical candidates include MSP430F5250, MSP430F5254, and MSP430F5255 (same family). For an exact substitution, use TI’s Cross Reference Tool to verify pinout, RAM/Flash, peripherals, and package compatibility.