Silicon Laboratories C8051T601-GSR Product Category: 8-bit Microcontrollers - MCU RoHS: yes Core: 8051 Data Bus Width: 8 bit Maximum Clock Frequency: 25 MHz Program Memory Size: 8 KB Data RAM Size: 256 B On-Chip ADC: Yes Operating Supply Voltage: 1.8 V to 3.6 V Maximum Operating Temperature: + 85 C Package / Case: SOIC-14 Mounting Style: SMD/SMT Interface Type: I2C, SMBus, UART Minimum Operating Temperature: - 40 C Number of Programmable I/Os: 8 Number of Timers: 3 On-Chip DAC: No Processor Series: C8051 Program Memory Type: EPROM Factory Pack Quantity: 2500 Supply Voltage - Max: 1.9 V, 3.6 V Supply Voltage - Min: 1.7 V, 1.8 V