Frequency range: 410-440M (antenna matching the best range, and the domestic free ISM band)
Sensitivity: up to -120 ~ -121dBm (1.2Kbps)
Maximum output power of wireless transmitter: 20dBm (1.2Kbps, 433M)
Data transfer rate: 0.123-256kbps
Modulation mode: FSK, GFSK and OOK
Power supply: 1.8-3.6 V
Ultra-low power consumption in the power-down mode 10nA (4.21ms), in standby mode 300nA, sleep mode 600nA (1.21ms); receive current 18.5mA, the maximum emission current 80mA (200us).
Digital received signal strength indicator (RSSI)
Regular wake-up function, wireless wake-up function (WUT)
Antenna automatically matches and two-way switch control
Packet structure can be configured
Pre-synchronization signal detection
64 bytes Transmit Data Register (FIFO)
On-chip low battery detection
On-chip temperature sensor and 8-bit analog-to-digital converter
Operating temperature range: -40 ~ +80 ° C (temperature characteristics and product consistency is much better!)
Integrated voltage regulator
Frequency hopping function
Power-on reset function
Built-in crystal error adjustment function
Chip automatically calculates and checks CRC-16, and supports three 16-bit CRC polynomial 22, up to 4 bytes of the first frame head available at the receiving end of the use of the first frame of the first filter, which can be set up by address to receive
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