Lorawan 868 Lora 868 Sx1276 Lora Module For Water Meter 868

Lora Sx1276 Module For Water Meter 868mhz Smart Parking Sensor Transceiver Lorawan 868
Product Description
Brand
Ebyte
IC
SX1276
Model
E32-868T20D
Interface
UART
Power
20dBm
Distance
3000m
RF connector
SMA-K
Frequency
868MHz (862-893MHz)
E32-868T20D is a 100mW wireless transceiver module with LoRa spread-spectrum technology, operates at 862~893MHz (Default: 868MHz), based on originally imported RFIC SX1276 from SEMTECH, transparent transmission is available, TTL level.
Electrical parameter
General parameters
Antenna type
SMA-K
50Ω characteristic impedance
Operating temperature
-40 ~ +85℃
-
Operating humidity
10% ~ 90%
Relative humidity,No condensation
Storage temperature
-40 ~ +125℃
-
Size
21*36mm
-
Weight
6.7g
Average weight
Connector
1*7*2.54mm
Plug-in
Operation Range
about 3000m
Test condition: clear and open area& 20dBm, antenna gain:5dBi, height: 2m, air data rate: 2.4kbps
Communication interface
UART
8N1, 8E1, 8O1,Eight kinds of UART baud rate, from 1200 to115200 bps
Driving mode
UART
Can be configured to push-pull/high pull, open-drain
Transmitting length
512 bytes buffer
58 bytes per package
Receiving length
512 bytes buffer
58 bytes per package
Electrical parametersFrequency Band 862 - 893MHz
Default: 868MHz, channel:32Supply voltage 2.1 - 5.5V DC
5V (recommended)
Communication voltage
Maximum 5.2V
-Transmitting power 20dBm
Can be configured to 20, 17, 14, 10dBmAir data rate 2.4kbps
Can be configured to0.3,1.2, 2.4, 4.8, 9.6, 19.2 kbpsStandby current4.0uA
M1=1, M0=1 ( Mode 3 )Transmitting current 120mA@20dBm
≥300mA
Receiving current
14mA
Mode 0 or Mode 1
Sensitivity-138dBm/0.3kbps
Sensitivity has nothing to do with baud rate or timing
Pin definition
PinA No.
Pin item
Pin direction
Pin application
1
M0
Input
(weak pull-up)
Work with M1 & decide the four operating modes.
Floating is not allowed, can be ground.
2
M1
Input
(weak pull-up)
Work with M0 & decide the four operating modes.
Floating is not allowed, can be ground.
3
RXD
Input
TTL UART inputs, connects to external (MCU, PC) TXD output pin. Can be configured as open-drain or pull-up input, see more in parameter setting.
4
TXD
Output
TTL UART outputs, connects to external RXD (MCU, PC) input pin. Can be configured as open-drain or push-pull output,see more in parameter setting.
5
AUX
Output
To indicate module’s working status & wakes up the external MCU. During the procedure of self-check initialization, the pin outputs low level. Can be configured as open-drain output or push-pull output (floating is allowed).
6
VCC
Input
Power supply refers to 2.1V-5.5V DC
7
GND
Input
Ground
8
Fixing hole
Fixing hole
9
Fixing hole
Fixing hole
10
Fixing hole
Fixing hole
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