- Embedded microcontroller
- 16-bit RISC architecture up to 24 MHz
- Extended temperature: –40°C to 105°C
- Wide supply voltage range from 3.6 V down to 1.8 V (operational voltage is restricted by SVS levels, see VSVSH- and VSVSH+ in PMM, SVS and BOR)
- Optimized low-power modes (at 3 V)
- Active mode: 142 µA/MHz
- Standby:
- LPM3 with 32768-Hz crystal: 1.43 µA (with SVS enabled)
- LPM3.5 with 32768-Hz crystal: 620 nA (with SVS enabled)
- Shutdown (LPM4.5): 42 nA (with SVS disabled)
- Low-power ferroelectric RAM (FRAM)
- Up to 32KB of nonvolatile memory
- Built-in error correction code (ECC)
- Configurable write protection
- Unified memory of program, constants, and storage
- 1015 write cycle endurance
- Radiation resistant and nonmagnetic
- Ease of use
- 20KB ROM library includes driver libraries and FFT libraries
- High-performance analog
- One 12-channel 12-bit analog-to-digital converter (ADC)
- Internal shared reference (1.5, 2.0, or 2.5 V)
- Sample-and-hold 200 ksps
- Two enhanced comparators (eCOMP)
- Integrated 6-bit digital-to-analog converter (DAC) as reference voltage
- Programmable hysteresis
- Configurable high-power and low-power modes
- One with fast 100-ns response time
- One with 1-µs response time with 1.5-µA low power
- Four smart analog combo (SAC-L3) (MSP430FR235x devices only)
- Supports General-Purpose Operational Amplifier (OA)
- Rail-to-rail input and output
- Multiple input selections
- Configurable high-power and low-power modes
- Configurable PGA mode supports
- Noninverting mode: ×1, ×2, ×3, ×5, ×9, ×17, ×26, ×33
- Inverting mode: ×1, ×2, ×4, ×8, ×16, ×25, ×32
- Built-in 12-bit reference DAC for offset and bias settings
- 12-bit voltage DAC mode with optional references
- Intelligent digital peripherals
- Three 16-bit timers with three capture/compare registers each (Timer_B3)
- One 16-bit timer with seven capture/compare registers each (Timer_B7)
- One 16-bit counter-only real-time clock counter (RTC)
- 16-bit cyclic redundancy checker (CRC)
- Interrupt compare controller (ICC) enabling nested hardware interrupts
- 32-bit hardware multiplier (MPY32)
- Manchester codec (MFM)
- Enhanced serial communications
- Two enhanced USCI_A (eUSCI_A) modules support UART, IrDA, and SPI
- Two enhanced USCI_B (eUSCI_B) modules support SPI and I2C
- Clock system (CS)
- On-chip 32-kHz RC oscillator (REFO)
- On-chip 24-MHz digitally controlled oscillator (DCO) with frequency locked loop (FLL)
- ±1% accuracy with on-chip reference at room temperature
- On-chip very low-frequency 10-kHz oscillator (VLO)
- On-chip high-frequency modulation oscillator (MODOSC)
- External 32-kHz crystal oscillator (LFXT)
- External high-frequency crystal oscillator up to 24 MHz (HFXT)
- Programmable MCLK prescaler of 1 to 128
- SMCLK derived from MCLK with programmable prescaler of 1, 2, 4, or 8
- General input/output and pin functionality
- 44 I/Os on 48-pin package
- 32 interrupt pins (P1, P2, P3, and P4) can wake MCU from LPMs
- Development tools and software (also see Tools and Software)
- Family members (also see Device Comparison)
- MSP430FR2355: 32KB of program FRAM, 512 bytes of data FRAM, 4KB of RAM
- MSP430FR2353: 16KB of program FRAM, 512 bytes of data FRAM, 2KB of RAM
- MSP430FR2155: 32KB of program FRAM, 512 bytes of data FRAM, 4KB of RAM
- MSP430FR2153: 16KB of program FRAM, 512 bytes of data FRAM, 2KB of RAM
- Package options
- 48-pin: LQFP (PT)
- 40-pin: VQFN (RHA)
- 38-pin: TSSOP (DBT)
- 32-pin: VQFN (RSM)
- Embedded microcontroller
- 16-bit RISC architecture up to 24 MHz
- Extended temperature: –40°C to 105°C
- Wide supply voltage range from 3.6 V down to 1.8 V (operational voltage is restricted by SVS levels, see VSVSH- and VSVSH+ in PMM, SVS and BOR)
- Optimized low-power modes (at 3 V)
- Active mode: 142 µA/MHz
- Standby:
- LPM3 with 32768-Hz crystal: 1.43 µA (with SVS enabled)
- LPM3.5 with 32768-Hz crystal: 620 nA (with SVS enabled)
- Shutdown (LPM4.5): 42 nA (with SVS disabled)
- Low-power ferroelectric RAM (FRAM)
- Up to 32KB of nonvolatile memory
- Built-in error correction code (ECC)
- Configurable write protection
- Unified memory of program, constants, and storage
- 1015 write cycle endurance
- Radiation resistant and nonmagnetic
- Ease of use
- 20KB ROM library includes driver libraries and FFT libraries
- High-performance analog
- One 12-channel 12-bit analog-to-digital converter (ADC)
- Internal shared reference (1.5, 2.0, or 2.5 V)
- Sample-and-hold 200 ksps
- Two enhanced comparators (eCOMP)
- Integrated 6-bit digital-to-analog converter (DAC) as reference voltage
- Programmable hysteresis
- Configurable high-power and low-power modes
- One with fast 100-ns response time
- One with 1-µs response time with 1.5-µA low power
- Four smart analog combo (SAC-L3) (MSP430FR235x devices only)
- Supports General-Purpose Operational Amplifier (OA)
- Rail-to-rail input and output
- Multiple input selections
- Configurable high-power and low-power modes
- Configurable PGA mode supports
- Noninverting mode: ×1, ×2, ×3, ×5, ×9, ×17, ×26, ×33
- Inverting mode: ×1, ×2, ×4, ×8, ×16, ×25, ×32
- Built-in 12-bit reference DAC for offset and bias settings
- 12-bit voltage DAC mode with optional references
- Intelligent digital peripherals
- Three 16-bit timers with three capture/compare registers each (Timer_B3)
- One 16-bit timer with seven capture/compare registers each (Timer_B7)
- One 16-bit counter-only real-time clock counter (RTC)
- 16-bit cyclic redundancy checker (CRC)
- Interrupt compare controller (ICC) enabling nested hardware interrupts
- 32-bit hardware multiplier (MPY32)
- Manchester codec (MFM)
- Enhanced serial communications
- Two enhanced USCI_A (eUSCI_A) modules support UART, IrDA, and SPI
- Two enhanced USCI_B (eUSCI_B) modules support SPI and I2C
- Clock system (CS)
- On-chip 32-kHz RC oscillator (REFO)
- On-chip 24-MHz digitally controlled oscillator (DCO) with frequency locked loop (FLL)
- ±1% accuracy with on-chip reference at room temperature
- On-chip very low-frequency 10-kHz oscillator (VLO)
- On-chip high-frequency modulation oscillator (MODOSC)
- External 32-kHz crystal oscillator (LFXT)
- External high-frequency crystal oscillator up to 24 MHz (HFXT)
- Programmable MCLK prescaler of 1 to 128
- SMCLK derived from MCLK with programmable prescaler of 1, 2, 4, or 8
- General input/output and pin functionality
- 44 I/Os on 48-pin package
- 32 interrupt pins (P1, P2, P3, and P4) can wake MCU from LPMs
- Development tools and software (also see Tools and Software)
- Family members (also see Device Comparison)
- MSP430FR2355: 32KB of program FRAM, 512 bytes of data FRAM, 4KB of RAM
- MSP430FR2353: 16KB of program FRAM, 512 bytes of data FRAM, 2KB of RAM
- MSP430FR2155: 32KB of program FRAM, 512 bytes of data FRAM, 4KB of RAM
- MSP430FR2153: 16KB of program FRAM, 512 bytes of data FRAM, 2KB of RAM
- Package options
- 48-pin: LQFP (PT)
- 40-pin: VQFN (RHA)
- 38-pin: TSSOP (DBT)
- 32-pin: VQFN (RSM)