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Silicon Labs

C8051F581-IM

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C8051F581-IM Overview

The C8051F581-IM is a highly integrated automotive and industrial microcontroller (MCU) that is auto-grade qualified and tested to AEC-Q100 specification with enhanced temperature operation of up to 125 ºC. The C8051F581-IM features a powerful 8051 core with 50 MHz performance along with 128 kB Flash, 8 kB RAM. This MCU also offers integrated communication interfaces and a 12-bit, 32-ch., 200 ksps ADC and 3 comparators in a 7x7 mm, QFN48. With enhanced communication peripherals and robust peripheral set, the C8051F581-IM is ideal for motor control, sensor interface, parking assistance, seat position and adjustment, fluid level monitoring and other automotive/industrial applications.

Specifications

  • Core Processor 8051

  • Speed 50MHz

  • Operating Temperature -40℃ ~ 125℃ (TA)

  • Program Memory Type FLASH

  • RAM Size 8.25K x 8

  • Number of I/O 40

  • Peripherals POR, PWM, Temp Sensor, WDT

  • Mounting Type Surface Mount

  • Oscillator Type Internal

  • Supplier Device Package 48-QFN (7x7)

  • Package / Case 48-VFQFN Exposed Pad

  • Core Size 8-Bit

  • Connectivity EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART

  • Program Memory Size 128KB (128K x 8)

  • Data Converters A/D 32x12b

  • Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.25V

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