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C8051F971 - Low Power Capacitive Sensing MCU

Download the C8051F971 datasheet PDF. This datasheet also covers the C8051F97x variant, as both devices belong to the same low power capacitive sensing mcu family and are provided as variant models within a single manufacturer datasheet.

Key Features

  • 6 2.2.2. Crossbar 26 2.3. Clocking 27 2.4. Counters/Timers and PWM 27 2.4.1. Programmable Counter Array (PCA0) 27 2.4.2. Timers (Timer 0, Timer 1, Timer 2, and Timer 3) 27 2.5. Communications and other Digital Peripherals 28 2.5.1. Universal Asynchronous Receiver/Transmitter (UART0) 28 2.5.2. Serial Peripheral Interface (SPI0) 28 2.5.3. System Management Bus / I2C (SMBus0) 28 2.5.4. High-Speed I2C Slave (I2CSLAVE0) 29 2.5.5. 16/32-bit CRC (CRC0) 29 2.6. Analog Peripherals 29 2.6.1. 10-Bit.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (C8051F97x-SiliconLaboratories.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by Silicon Laboratories

Part Number Description
C8051F970 Low Power Capacitive Sensing MCU
C8051F972 Low Power Capacitive Sensing MCU
C8051F973 Low Power Capacitive Sensing MCU
C8051F974 Low Power Capacitive Sensing MCU
C8051F975 Low Power Capacitive Sensing MCU

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
C8051F97x Low Power Capacitive Sensing MCU with up to 32 kB of Flash Low Power Consumption - 200 µA/MHz in active mode (24.5 MHz clock) - 2 µs wakeup time - 55 nA sleep mode with brownout detector - 280 nA sleep mode with LFO - 600 nA sleep mode with external crystal Capacitance Sense Interface - Supports buttons, sliders, wheels, and proximity sensing - Fast 40 µs per channel conversion time - 16-bit resolution, up to 43 input channels - Auto scan and wake-on-touch - Auto-accumulate up to 64x samples 10-Bit Analog-to-Digital Converter - Up to 43 external pin input channels, up to 300 ksps - Internal VREF or external VREF supported Clock Sources - Internal oscillators: 24.