| Type Interface Clock Rate Non-Volatile Memory On-Chip RAM Voltage - I/O Voltage - Core Operating Temperature Mounting Type Package / Case Supplier Device Package | Fixed Point SPI, SSP, UART 400MHz ROM (1 kB) 84kB 3.30V 1.20V -40°C ~ 85°C Surface Mount 176-LQFP 176-LQFP (24x24) |