20pcs 2.4G Patch Wireless Module XH-NF-03 On Board Antenna SPI Interface Internet Module

Features: 2.4G patch module is a small size, 2.4 G wireless module of board antenna, high air rate (up to 2 Mbps) using SPI interface, transceiver and receiver integrated hardware module; high stability, high cost performance, good spectrum testing characteristics, small size, using all-industry-class components. 2.4G patch module can be widely used in various Internet of Things occasions. It is suitable for wireless keymouse, wireless remote control, somatosensory devices, active RFID, NFC, low-power ad hoc wireless sensor network nodes, etc. It is an ideal solution for Internet of Things applications. 2.4G patch module is encapsulated by stamp holes. Whether it is for learning or mass production, it can quickly connect to existing products and is very convenient to use. Stamp holes, ultra-small size package, built-in 2.4 G antenna, compact size, easy to use. Supports six-channel data reception. Support general modulation methods such as GFSK/FSK. Support 2Mbps/1Mbps/250Kbps data rate. With four-wire SPI interface, the speed can reach 10MHz. Internal Intelligent ARQ Baseband Protocol Engine. Hardware interrupt output of receiving and receiving data. Support 1 bit RSSI output. Num. Pin Direction Function 1 VCC - Power supply must be between 2.0 - 3.6V 2 GND - Ground wire, connected to the power reference ground 3 CE Input Control pin 4 CSN Input Chip select pin for starting an SPI communication 5 SCK Input SPI bus clock 6 MOSI Input SPI data input pin 7 MISO Output SPI data output pin 8 IRQ Output Interrupt signal output, active low Model XH-NF-03 Package DIP-8 Size 28.6*15.3*3.2 mm Communication Interface SPI (up to 10Mbps) Air speed rate 250k~2Mbps 3 levels adjustable (250kbps, 1Mbps, 2Mbps) Spectrum range 2400MHz~2525MHz adjustable, 1MHz stepping Antenna form Onboard PCB antenna, gain 2dBi Maximum transmit power 7dBm Receiving sensitivity -96dBm@250kbps Average current Emission current: 25mA (7dBm) Receive current: 15mA (2Mbps) Shutdown current 1.0uA (Shutdown mode) Power supply range 2.0V~3.6V, typical value 3.3V Operating temperature -20 ~ 85 Storage environment -20 ~ 90 < 90%RH Package included: 20 x 2.4G Patch Wireless Module