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E19-900M20S2

[IC]:SX1276

[Frequency]:862~931MHz

[Power]:20dBm

[Distance]:5km

[Size]:15*15mm

[Antenna]:Stamp hole

[Introduction]:E19-900M20S2 is an ultra-small 915MHz SMD LoRaTM wireless module independently developed based on the SX1276 produced by Semtech in the United States. It uses an industrial-grade high-precision 32MHz crystal oscillator.

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The main parametersValue
Remark
Working frequency
862~931 MHz

Support ISM frequency band

Max TX power20 dBm

-

Receiving sensitivity-147 dBm

The sensitivity test condition is airspeed 0.3kbps,coding rate 4/5,spreading factor 12

Air data rate

0.018k~37.5kbps(LoRa)

1.2k~300kbps(GFSK)

User programmable customization

Reference distance 5000米

Clear and open, antenna gain 5dBi, antenna height 2.5 meters,air rate 1kbps


The main parametersValue
Remark
Dimensions
15 * 15 mm

   

Antenna interfaceStamp hole

Equivalent impedance is about 50Ω

Communication InterfaceSPI

0-10Mbps

Packaging methodSMD

   


The main parametersMin.TypicalMax.UnitRemark
Working voltage
2.33.33.6V≥3.3V can guarantee output power
Communication level-3.3-VUsing 5V TTL is risky to burn
Emission current-135-mAInstantaneous power consumption
Receiving current-12.6-mA
-
Sleep current-2.0-μASoftware shutdow
Working temperature
-4020
+85-


02

Pin No.
ItemDirectionDescription
1GND
-   Ground wire, connected to the power reference ground
2GND
-    Ground wire, connected to the power reference ground
3GND
-    Ground wire, connected to the power reference ground
4GND
-    Ground wire, connected to the power reference ground
5DIO0
Input/Output
   Configurable general IO port (see SX1276 manual for details)
6DIO1
Input/Output    Configurable general IO port (see SX1276 manual for details)
7DIO2
Input/Output    Configurable general IO port (see SX1276 manual for details)
8DIO3
Input/Output
  Configurable general IO port (see SX1276 manual for details)
9NC-    Internal use of the module (this pin cannot be connected to any electrical network in the circuit design)
10DIO5
Input/Output
   Configurable general IO port (see SX1276 manual for details)
11GND
-    Ground wire, connected to the power reference ground
12GND
-    Ground wire, connected to the power reference ground
13VCC
-    Power supply, range 2.3~3.6V (recommended 3.3V, recommended to add ceramic filter capacitor)
14SCK
Input    SSPI clock input pin
15MISO
Output
   SPI data output pin
16MOSI
Input    SPI data input pin
17NSS
Input    Module chip select pin, used to start a SPI communication, active low
18RST
Input
   Chip reset trigger input pin, active low
19GND-    Ground wire, connected to the power reference ground
20GND
-    Ground wire, connected to the power reference ground
21ANT
-    antenna
22GND
-    Ground wire, connected to the power reference ground
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产品
型号
IC Interface Frequency
Hz
Power
dBm
Distance
km
Air
data
rate
Package Size
(mm)
Feature技术
手册
样品
购买
E19-900M20S2 SPI SX1276 868M/915M 20 5 0.018~37.5k SMD 15 * 15 LoRa spread spectrum,super mini size
E19-433M20S2 SPI SX1278 433M 20 5 0.018~37.5k SMD 15 * 15 LoRa spread spectrum
E19-868M30S SPI SX1276 868M 30 10.0 0.018~37.5k SMD 25*40 Lora spread-spectrum
E19-915M30S SPI SX1276 915M 30 10.0 0.018~37.5k SMD 25*40 Lora spread-spectrum
E19-433M30S SPI SX1278 433M/470M 30 10.0 0.018~37.5k SMD 25*37 Lora spread-spectrum
E19-433M20SC SPI SX1278 433M 20 5.0 0.018~37.5k SMD 17.6*25.2 Lora spread-spectrum
E19-868M20S SPI SX1276 868M 20 5.0 0.018~37.5k SMD 17.6*25.2 Lora spread-spectrum
E19-915M20S SPI SX1276 915M 20 5.0 0.018~37.5k SMD 17.6*25.2 Lora spread-spectrum
  • E19-900M20S2

    产品型号:E19-900M20S2

    IC :SPI

    Interface :SX1276

    Frequency Hz :868M/915M

    Power dBm :20

    Distance km :5

    Air data rate :0.018~37.5k

    Package :SMD

    Size (mm) :15 * 15

    Feature:LoRa spread spectrum,super mini size

    PDF :

    购买:

  • E19-433M20S2

    产品型号:E19-433M20S2

    IC :SPI

    Interface :SX1278

    Frequency Hz :433M

    Power dBm :20

    Distance km :5

    Air data rate :0.018~37.5k

    Package :SMD

    Size (mm) :15 * 15

    Feature:LoRa spread spectrum

    PDF :

    购买:

  • E19-868M30S

    产品型号:E19-868M30S

    IC :SPI

    Interface :SX1276

    Frequency Hz :868M

    Power dBm :30

    Distance km :10.0

    Air data rate :0.018~37.5k

    Package :SMD

    Size (mm) :25*40

    Feature:Lora spread-spectrum

    PDF :

    购买:

  • E19-915M30S

    产品型号:E19-915M30S

    IC :SPI

    Interface :SX1276

    Frequency Hz :915M

    Power dBm :30

    Distance km :10.0

    Air data rate :0.018~37.5k

    Package :SMD

    Size (mm) :25*40

    Feature:Lora spread-spectrum

    PDF :

    购买:

  • E19-433M30S

    产品型号:E19-433M30S

    IC :SPI

    Interface :SX1278

    Frequency Hz :433M/470M

    Power dBm :30

    Distance km :10.0

    Air data rate :0.018~37.5k

    Package :SMD

    Size (mm) :25*37

    Feature:Lora spread-spectrum

    PDF :

    购买:

  • E19-433M20SC

    产品型号:E19-433M20SC

    IC :SPI

    Interface :SX1278

    Frequency Hz :433M

    Power dBm :20

    Distance km :5.0

    Air data rate :0.018~37.5k

    Package :SMD

    Size (mm) :17.6*25.2

    Feature:Lora spread-spectrum

    PDF :

    购买:

  • E19-868M20S

    产品型号:E19-868M20S

    IC :SPI

    Interface :SX1276

    Frequency Hz :868M

    Power dBm :20

    Distance km :5.0

    Air data rate :0.018~37.5k

    Package :SMD

    Size (mm) :17.6*25.2

    Feature:Lora spread-spectrum

    PDF :

    购买:

  • E19-915M20S

    产品型号:E19-915M20S

    IC :SPI

    Interface :SX1276

    Frequency Hz :915M

    Power dBm :20

    Distance km :5.0

    Air data rate :0.018~37.5k

    Package :SMD

    Size (mm) :17.6*25.2

    Feature:Lora spread-spectrum

    PDF :

    购买:

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