# MSP430F552x, MSP430F551x Mixed-Signal Microcontrollers

## Features

️· Low Power Consumption: Active mode (AM) down to 150 µA/MHz, Standby (LPM3) down to 1.9 µA, Shutdown (LPM4.5) down to 0.18 µA. Wake-up from standby in 3.5 µs.
️· Core: 16-bit RISC CPU, extended memory, up to 25 MHz clock.
️· Memory: Various flash/RAM sizes (up to 128KB flash).
️· Power Management: Integrated LDO, supply supervision, brownout detection.
️· Clock System: FLL control, VLO, REFO, 32kHz crystals (XT1), high-frequency crystals (XT2).
️· Timers: 16-bit Timer_A (x3), 16-bit Timer_B, RTC.
️· Communication: Two USCIs supporting UART, IrDA, SPI, I2C. Full-speed USB (integrated PHY, PLL, power system).
️· Analog: 12-bit ADC (MSP430F552x only), comparator.
️· Other: Hardware multiplier, DMA, serial onboard programming.

## Peripherals

️· Timers: Timer_A (x3) with capture/compare, Timer_B with shadow registers.
️· Communication: USCI_A (UART, IrDA, SPI), USCI_B (SPI, I2C).
️· USB: Full-speed USB with integrated PHY, PLL, and power system (8 input/8 output endpoints).
️· ADC: 12-bit ADC (MSP430F552x only) with internal reference and autoscan.

️· DMA: 3-channel internal DMA.
️· RTC: Basic timer with RTC feature.

## Development Support

️· LaunchPad development kit.
️· Experimenter’s board.
️· Target development boards (80-pin, 64-pin).
️· USB developers package.
️· MSP430Ware code examples.

## Package Options

️· LQFP (80)
️· VQFN (64)
️· DSBGA (64)
️· nFBGA (80)
️· MicroStar Junior BGA (80)