Silicon Laboratories C8051F367-GMR Product Category: 8-bit Microcontrollers - MCU RoHS: yes Core: 8051 Data Bus Width: 8 bit Maximum Clock Frequency: 50 MHz Program Memory Size: 32 KB Data RAM Size: 1 KB On-Chip ADC: Yes Operating Supply Voltage: 3 V to 3.6 V Maximum Operating Temperature: + 85 C Package / Case: QFN Mounting Style: SMD/SMT A/D Bit Size: 10 bit A/D Channels Available: 21 Interface Type: I2C, SMBus, SPI, UART Minimum Operating Temperature: - 40 C Number of Programmable I/Os: 25 Number of Timers: 4 On-Chip DAC: Yes Processor Series: C8051 Program Memory Type: Flash Factory Pack Quantity: 2500 Supply Voltage - Max: 3.6 V Supply Voltage - Min: 2.7 V