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E32-433T20D OEM/ODM LoRa solution 433Mhz UART Wireless lora module

[Frequency]:410~441MHz

[Power]:19~20dBm

[Distance]:3.0km

[Interface]:UART

[Product weight]:6.3±0.1g

[Introduction]:E32-433T20D is a wireless serial port module based on SEMTECH's LoRa solution (TTL level), transparent transmission mode, working in the 410-441MHz frequency band (default 433MHz), and using LoRa spread spectrum technology.

RF Parameter Value Remark
Working frequency 410~441 MHz Default: 433MHz
Transmitting power 19~20 dBm -
Receiving sensitivity -144~147 dBm Air data rate: 2.4kbps
Air data rate 2.4k~19.2kbps -
Test distance 3000 meter In open and clear air, with maximum power, 5dBi antenna gain, height of 2.5m,air data rate: 2.4kbps
Hardware Parameter Value Remark
Size 21 * 36 mm
Antenna type SMA-K Characteristic impedance about 50Ω
Communication interface UART TTL level
Package In-line
Buffer 512 bytes buffer
Electronic parameter Min. Typ. Max. Unit Condition
Power supply 2.3 5.0 5.5 V ≥3.3V can guarantee output power
Communication level - 3.3 - V Risk of burnout with 5V TTL
Transmitting current - 110 - mA Instantaneous power consumption
Receiving current - 14 - mA
Sleep current - 4 - μA software shutdown