Reverse Engineering MCU Chip Silicon Labs C8051F340

We can CRACK MCU Silicon Labs C8051F340 mcu chip, please view the microcontroller ic features for your reference:

Analog Peripherals

HIgh Speed 8051 µC Core 10-Bit ADC

Pipelined instruction architecture; executes 70% of Up to 200 ksps

Built-in analog multiplexer with single-ended and differential mode

VREF from external pin, internal reference, or VDD Instructions in 1 or 2 system clocks

48 MIPS and 25 MIPS versions available.

Expanded interrupt handler

·   Built-in temperature sensor

·   External conversion start input option

Two comparators Memory

4352 or 2304 Bytes RAM

Internal voltage reference

Brown-out detector and POR Circuitry

64 or 32 kB Flash; In-system programmable in 512-byte sectors


USB Function Controller


Digital Peripherals


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


40/25 Port I/O; All 5 V tolerant with high sink current

Hardware enhanced SPI™, SMBus™, and one or two

enhanced UART serial ports

Four general purpose 16-bit counter/timers

16-bit programmable counter array (PCA) with five cap-

ture/compare modules

External Memory Interface (EMIF)


On-Chip Debug


Clock Sources


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

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

Voltage Supply Input: 2.7 to 5.25 V


Voltages from 3.6 to 5.25 V supported using On-Chip

Voltage Regulator


48-pin TQFP (C8051F340/1/4/5)

32-pin LQFP (C8051F342/3/6/7)


Temperature Range: –40 to +85 °C

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