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Silicon Labs

Small Form Factor Microcontrollers » C8051F384-GQ

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Analog Peripherals

    - 10-Bit ADC (C8051F380/1/2/3/C only)
    • • Up to 500 ksps
      • Built-in analog multiplexer with single-ended and differential mode
      • VREF from external pin, internal reference, or VDD
      • Built-in temperature sensor
      • External conversion start input option
  • - Two comparators
    - Internal voltage reference (C8051F380/1/2/3/C only)
    - Brown-out detector and POR Circuitry

USB Function Controller

    - USB specification 2.0 compliant
    - Full speed (12 Mbps) or low speed (1.5 Mbps) operation
    - Integrated clock recovery; no external crystal required for full speed or low speed
    - Supports eight flexible endpoints
    - 1 kB USB buffer memory
    - Integrated transceiver; no external resistors required

On-Chip Debug

    - On-chip debug circuitry facilitates full speed, non-intrusive in-system debug (No emulator required)
    - Provides breakpoints, single stepping, inspect/modify memory and registers
    - Superior performance to emulation systems using ICE-chips, target pods, and sockets

Voltage Supply Input: 2.7 to 5.25 V

    - Voltages from 2.7 to 5.25 V supported using On-Chip Voltage Regulators

High Speed 8051 µC Core

    - Pipelined instruction architecture; executes 70% of instructions in 1 or 2 system clocks
    - Up to 48 MIPS operation
    - Expanded interrupt handler


    - 4352 or 2304 Bytes RAM
    - 64, 32, or 16 kB Flash; In-system programmable in 512-byte sectors

Digital Peripherals

    - 40/25 Port I/O; All 5 V tolerant with high sink current
    - Hardware enhanced SPI™, two I2C/SMBus™, and two enhanced UART serial ports
    - Six general purpose 16-bit counter/timers
    - 16-bit programmable counter array (PCA) with five capture/compare modules
    - External Memory Interface (EMIF)

Clock Sources

    - Internal Oscillator: ±0.25% accuracy with clock recovery enabled. Supports all USB and UART modes - External Oscillator: Crystal, RC, C, or clock (1 or 2 Pin modes)
    - Low Frequency (80 kHz) Internal Oscillator
    - Can switch between clock sources on-the-fly


    - 48-pin TQFP (C8051F380/2/4/6)
    - 32-pin LQFP (C8051F381/3/5/7/C)
    - 5x5 mm 32-pin QFN (C8051F381/3/5/7/C)

Temperature Range: –40 to +85 °C