NF-04

Product Description

RF chip: BK2425                       
Module size: 28.6*15.3mm （ ±0.2mm）
Modulation mode：GFSK modulation mode，Gaussian frequency shift keying 
Package: DIP-8  
Interface: adopt four-wire SPI interface， SPI port Maximum rate not greater than 10 M 
Transmission power: Maximum is 4 dBm ,others refer to chip datasheet 
Support RSSI, signa lreceived strength detection 
Operating frequency: 2.4GHz ~ 2.525GHz,Adjustable,1MHz 
Voltage range:1.9 ~ 3.6V,  typical value 3.3, Excessive voltage would damage the module
Data rate: support 2Mbps/1Mbps/250Kbps, more details refer to chip datasheet 
Channel: 128 RF Channel, each channel is separated 1MHz 
Test range 120m, Sunny no barrier , maximum transmit power
Receiving sensitivity: -96dBm@250Kbps, other details refer to chip datasheet 
Antenna interface: on-board pcb antenna, 500 Characteristic impedance
Emission length: Single packet 1~32 byte, 3class FIFO 
Received length: Single packet 1~32 byte ,  3class FIFO
Operating temperature: -20 ~ + 70℃ excessive temperature would damage the module 
Storage temperature: -40 ~ +125℃ excessive temperature would damage the module  
Standby current: 50µA ,other details are chip manual
Receive current: 16.5 mA (2Mbps), for other details see Chip Manual
Emission current:18 mA (4 dBm), for other details see the chip manual