C8051F581 Series

Catalog

8-BIT MICROCONTROLLERS - MCU 50 MIPS, 128 KB, 8 KB, SPI, 2XUART, I2C, QFP48

Part	Mounting Type	Package / Case	Program Memory Depth (128KB)	Program Memory Size	Program Memory Width (128KB)	Package Length	Package Name	Package Width	Peripherals	Voltage - Supply (Vcc/Vdd) Minimum	Voltage - Supply (Vcc/Vdd) Maximum	Operating Temperature (Max)	Operating Temperature (Min)	Speed	RAM Size Depth	RAM Size Width	Connectivity	Program Memory Type	Core Processor	Number of I/O	A/D Resolution (bits)	A/D Channels	Core Size (Bit Width)	Oscillator Type
SILICON LABS C8051F581-IQR	Surface Mount	48-TQFP	128 K	128KB	8	7 mm	48-TQFP	7 mm	POR PWM Temp Sensor WDT	1.8 V	5.25 V	125 °C	-40 °C	50 MHz	8.25 K	8 bit	EBI EMI SMBus (2-Wire/I2C) SPI UART USART	FLASH	8051	40	12 bit	32 count	8 Bit	Internal
SILICON LABS C8051F581-IM	Surface Mount	48-VFQFN Exposed Pad	128 K	128KB	8	7 mm	48-QFN	7 mm	POR PWM Temp Sensor WDT	1.8 V	5.25 V	125 °C	-40 °C	50 MHz	8.25 K	8 bit	EBI EMI SMBus (2-Wire/I2C) SPI UART USART	FLASH	8051	40	12 bit	32 count	8 Bit	Internal
SILICON LABS C8051F581-IQ	Surface Mount	48-TQFP	128 K	128KB	8	7 mm	48-TQFP	7 mm	POR PWM Temp Sensor WDT	1.8 V	5.25 V	125 °C	-40 °C	50 MHz	8.25 K	8 bit	EBI EMI SMBus (2-Wire/I2C) SPI UART USART	FLASH	8051	40	12 bit	32 count	8 Bit	Internal