Freescale Semiconductor MC13237CHT Frequency Range: 2.4 GHz Output Power: 1 mW Type: Zigbee Operating Supply Voltage: 1.8 V to 3.4 V Maximum Operating Temperature: + 85 C Interface Type: I2C, SCI, SPI Package / Case: LGA-48 Maximum Operating Frequency: 2.4 GHz Maximum Supply Current: 0.85 mA Minimum Operating Temperature: - 40 C Mounting Style: SMD/SMT Number of Receivers: 1 Number of Transmitters: 1 Operating Temperature Range: - 40 C to + 85 C Sensitivity: - 94 dBm Supply Current Receiving: 35 mA Supply Current Transmitting: 28.2 mA Supply Voltage - Max: 3.4 V Supply Voltage - Min: 1.8 V