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Chengdu Ebyte Electronic Technology Co.,Ltd.

E220-900M22S User Manual

，

Chengdu Ebyte Electronic Technology Co.,Ltd.

7.2

Reflow soldering curve

8 E220 series

Model No.

Frequency

Tx power

dBm

Distance

Package

Size mm

Antenna

E220-900M22S

LLCC68

868M/915M

5.5

SMD

14*20

SPI

E22-400M22S

SX1268

433M/470M

5.0

SMD

14*20

SPI

Antenna recommendation

9.1 Recommendation

The antenna is an important role in the communication process. A good antenna can largely improve the

communication system. Therefore, we recommend some antennas for wireless modules with excellent performance and
reasonable price.

Содержание E220-900M22S

Страница 1: ...0 E220 900M22S Llcc68 868 915MHz 160mw SPI SMD Lora module ...

Страница 2: ...2 2 Operating parameter 5 3 Size and pin definition 6 4 Basic operation 7 4 1 Hardware design 7 4 2 Programming 8 5 basic application 8 5 1 Connection instructions to the emulator 8 6 FAQ 9 6 1 Communication range is too short 9 6 2 Module is easy to damage 9 6 3 BER Bit Error Rate is high 9 7 Production guidance 10 7 1 Reflow soldering temperature 10 7 2 Reflow soldering curve 11 8 E220 series 11...

Страница 3: ...oduction use modification or disclosure to third parties of this document or any part thereof without the express permission of EBYTE is strictly prohibited The information contained herein is provided as is and EBYTE assumes no liability for the use of the information No warranty either express or implied is given including but not limited with respect to the accuracy correctness reliability and ...

Страница 4: ...MHz band In LoRaTM mode the data transmission rate is 1 76kbps 62 5kbps FSK mode supports up to 300kbps data transmission rate FIFO has large capacity and supports 256 byte data cache Support spread spectrum factor sF5 SF6 sf7 SF8 Sf9 SF10 SF11 Support 1 8V 3 7V power supply more than 3 3V power supply can guarantee the best performance Industrial standard design support 40 85 C long term use Dual...

Страница 5: ...lation products The module is mainly aimed at smart home wireless meter reading scientific research and medical and medium and long distance wireless communication equipment The product can cover a wide frequency range of 850 930mhz Because the module is a pure RF transceiver module it needs to use MCU driver or special SPI debugging tool 1 2 Application Home security alarm and remote keyless entr...

Страница 6: ...onsumption RX current mA 6 5 Sleep current μA 180 Software shutdown Max TX power dBm 21 4 21 5 22 Receiving sensitivity dBm 129 BW_L 250kHz SF 10 LORATM Air data rate bps 1 76k 62 5k Controlled via user s programming Main parameter Description Remark Reference distance 5500m In clear and open environment the antenna gain is 5dBi the antenna height is 2 5m and the air speed is 2 4kbps FIFO 256Byte ...

Страница 7: ...EN input RF switch receive control pin connect external MCU IO high level effective 7 TXEN input RF switch emission control pin connected to external MCU IO or dio2 high level effective 8 DIO2 Input output Configurable universal IO port see llcc68 manual for details 9 VCC Power supply range 1 8V 3 7V it is recommended to add ceramic filter capacitor externally 10 GND Ground connect to power refere...

Страница 8: ...odule should be as far away as possible from the power supply transformers high frequency wiring and other parts with large electromagnetic interference Bottom LayerHigh frequency digital routing high frequency analog routing and power routing must be avoided under the module If it is necessary to pass through the module assume that the module is soldered to the Top Layer and the copper is spread ...

Страница 9: ...pletely Dio1 dio2 and DIO3 are common IO ports which can be configured into multiple functions Dio2 can be connected to TXEN not to IO port of MCU and is used to control RF switch emission See llcc68 manual for details and can be suspended if not used The internal use of 32mhz passive crystal oscillator without pin control software program control can be The differences between llcc68 and sx1262 s...

Страница 10: ...ease check the power supply to ensure that it is between the recommended supply voltage If it exceeds the maximum value the module will be permanently damaged Please check the stability of the power supply The voltage should not fluctuate greatly and frequently Please ensure that the installation process of anti static operation high frequency device electrostatic sensitivity Please ensure that th...

Страница 11: ...t temperature max Tsmax Maximum preheating temperature 150 degrees 200 degrees Preheat Time Tsmin to Tsmax ts Preheating time 60 120 sec 60 120 sec Average ramp up rate Tsmax to Tp Average rising rate 3 second max 3 second max Liquidous Temperature TL Liquid temperature 183 degrees 217 degrees Time tL Maintained Above TL Time above liquidus 60 90 sec 30 90 sec Peak temperature Tp Peak temperature ...

Страница 12: ...Bm Distance km Package Size mm Antenna E220 900M22S LLCC68 868M 915M 22 5 5 SMD 14 20 SPI E22 400M22S SX1268 433M 470M 22 5 0 SMD 14 20 SPI 9 Antenna recommendation 9 1 Recommendation The antenna is an important role in the communication process A good antenna can largely improve the communication system Therefore we recommend some antennas for wireless modules with excellent performance and reaso...

Страница 13: ... 0 52 Ultra short direct omnidirectional antenna TX915 JK 11 Rubber rod antenna 915M SMA J 2 5 110 Bendable rubber rod omnidirectional antenna TX915 JK 20 Rubber rod antenna 915M SMA J 3 0 210 Bendable rubber rod omnidirectional antenna TX915 XPL 100 Sucker antenna 915M SMA J 3 5 290 100 Small suction cup antenna high cost performance Revision history Version Date Description Issued by 1 0 2021 01...

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