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| Part Number | MSP430FR50431IPM | MSP430FR50431IPMR | MSP430FR5043IPM | MSP430FR5041IPM | 
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | 
| Product Status | Active | Active | Active | Active | 
| Core Processor | MSP430 CPUXV2 | MSP430 CPUXV2 | MSP430 CPUXV2 | MSP430 CPUXV2 | 
| Core Size | 16-Bit | 16-Bit | 16-Bit | 16-Bit | 
| Speed | 16MHz | 16MHz | 16MHz | 16MHz | 
| Connectivity | IrDA, SCI, SPI, UART/USART | IrDA, SCI, SPI, UART/USART | IrDA, SCI, SPI, UART/USART | I²C, IrDA, SPI | 
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | 
| Number of I/O | 44 | 44 | 44 | 44 | 
| Program Memory Size | 64KB (64K x 8) | 64KB (64K x 8) | 64KB (64K x 8) | 32KB (32K x 8) | 
| Program Memory Type | FRAM | FRAM | FRAM | FRAM | 
| EEPROM Size | - | - | - | - | 
| RAM Size | 12K x 8 | 12K x 8 | 12K x 8 | 12K x 8 | 
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 3.6V | 1.8V ~ 3.6V | 1.8V ~ 3.6V | 1.8V ~ 3.6V | 
| Data Converters | A/D 9x12b SAR | A/D 9x12b SAR | A/D 9x12b SAR | A/D 9x12b SAR | 
| Oscillator Type | Internal | Internal | Internal | Internal | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | 64-LQFP | 64-LQFP | 64-LQFP | 64-LQFP | 
| Supplier Device Package | 64-LQFP (10x10) | 64-LQFP (10x10) | 64-LQFP (10x10) | 64-LQFP (10x10) |