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[Product weight]：5.6±0.1g
[IC]：SX1276
[Frequenc]：862~931MHz
[Power]：30dBm
[Distance]：8km
[Size]：25*40.5mm
[Introduction]：E32-900T30 S is a wireless serial port module ( TTL level) based on Semtech's SX1276 radio frequency chip, transparent transmission, working in the 8 62 ~ 930MHz frequency band, using LoRa spread spectrum technology.
The main parameters minimum maximum value Remark Supply voltage (V) 0 5.5 Exceeding 5.5 V permanently burns the module Blocking power (dBm) - 10 The probability of burning at close range is small Working temperature ( ℃ ) -40 + 85 Industrial grade The main parameters minimum Typical value maximu m value Remark Working voltage (V) 3.3 5.0 5.5 _ _ >5.5 V can cause permanent damage to the module ; Communication level (V) - 3.3 - - Working temperature ( ℃ ) -40 - + 85 Industrial grade design Working frequency band (MHz) 862 - 931 - Emission current (mA) - 650 - - Receive current (mA) - 25 - - Sleep current (μA) - 5 - - Maximum transmit power (dBm) - 30 - - Receive Sensitivity (dBm) -145 -147 -148 The air rate is 2.4kbps The main parameters Describe Remark reference distance 8.0Km Clear and open, antenna gain 5dBi, antenna height 2.5m, air rate 2.4kbps Subcontracting 58Btye The maximum capacity of a single package, after it is exceeded, it will be automatically divided into packages Cache capacity 512Btye - Modulation LoRa - Communication Interface UART serial port TTL level Packaging method - line - interface Pin header plug-in Spacing 1* 7 * 2.54mm Dimensions 25*40.5mm - Antenna interface SMA-K Characteristic impedance about 50 Ω