Connectivity is I²C, IrDA, SCI, SPI, UART/USART, USB - Embedded - Microcontrollers Distributor - MSP430F5503IRGZR MSP430F5505IRGZR

Part Number	Manufacturer / Brand	Brife Description	Part Status	Core Processor	Core Size	Speed	Connectivity	Peripherals	Number of I/O	Program Memory Size	Program Memory Type	EEPROM Size	RAM Size	Voltage - Supply (Vcc/Vdd)	Data Converters	Oscillator Type	Operating Temperature	Package / Case	Supplier Device Package
MSP430F5503IRGZR	Texas Instruments	IC MCU 16BIT 32KB FLASH 48VQFN	Active	CPUXV2	16-Bit	25MHz	I²C, IrDA, SCI, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, POR, PWM, WDT	31	32KB (32K x 8)	FLASH	-	6K x 8	1.8 V ~ 3.6 V	-	Internal	-40°C ~ 85°C (TA)	48-VFQFN Exposed Pad	48-VQFN (7x7)
MSP430F5505IRGZR	Texas Instruments	IC MCU 16BIT 16KB FLASH 48VQFN	Active	CPUXV2	16-Bit	25MHz	I²C, IrDA, SCI, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, POR, PWM, WDT	31	16KB (16K x 8)	FLASH	-	6K x 8	1.8 V ~ 3.6 V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	48-VFQFN Exposed Pad	48-VQFN (7x7)