2.4-GHz Direct Sequence Spread Spectrum (DSSS) radio
transceiver
Operates in the unlicensed worldwide Industrial, Scientific
and Medical (ISM) band (2.400 GHz–2.483 GHz)
320mA operating current (Transmit @ 23 dBm)
Transmit power up to +27 dBm
Receive sensitivity up to –97 dBm
Sleep Current <1 μA
Operating range: 10m+
DSSS data rates up to 250 kbps, GFSK data rate of 1 Mbps
Low external component count
Auto Transaction Sequencer (ATS) - no MCU intervention
Framing, Length, CRC16, and Auto ACK
Receive Signal Strength Indication (RSSI)
4-MHz SPI microcontroller interface
Battery Voltage Monitoring Circuitry
Serial Peripheral Interface (SPI) control while in sleep mode
Operating voltage from 2.7to 3.6V
提升卡
变色卡
千斤顶
