GT-38 UART/Serial Single Chip Wireless Transceiver Module
- +25 4 % $5.73
- +50 6 % $5.62
- +100 7 % $5.51
- +300 9 % $5.40
- +500 11 % $5.28
Description
The wireless working frequency band is 433-4585mhz, and multiple channels can be set. The step is 100kHz, with a total of 255 channels.
The maximum transmitting power of the module is 100MW (20dbm), the receiving sensitivity is - 116dbm at 5000bps space baud rate, and the open communication distance can reach 1200m.
The module adopts multiple serial port transparent transmission modes, and the user can select at command according to the use requirements.
The maximum number of bytes sent at one time is 256 bytes.
Wireless transceiver module has built-in MCU, which communicates with external devices through serial port.
Features
Model: GT-38
Chip: SI4438
Communication interface: UART 3.3V to 5V TTL level
Operating voltage: 3.2V to 5.5V
Maximum transmission power: 20dBm
Reference distance: 1200 meters
Working frequency band: 433-458.5 MHz
Antenna interface: spring antenna / antenna socket
Sleep current: no sleep mode