Type Interface Clock Rate Non-Volatile Memory On-Chip RAM Voltage - I/O Voltage - Core Operating Temperature Mounting Type Package / Case Supplier Device Package | Sigma I²C, SPI 172MHz - 46kB 3.3V 1.80V -40°C ~ 105°C * 100-TQFP Exposed Pad 100-TQFP-EP (14x14) |