| Applications Core Processor Program Memory Type Controller Series RAM Size Interface Number of I/O Voltage - Supply Operating Temperature Mounting Type Package / Case Supplier Device Package | Smart Transceiver Neuron External Program Memory - 64K x 8 I²C, SPI 12 3 V ~ 3.6 V -40°C ~ 85°C Surface Mount 48-VFQFN Exposed Pad 48-QFN (7x7) |