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Summary of Contents for E22-400M30S

Page 1: ...n EBYTE E22 400M30S User Manual SX1268 433 470MHz SPI SMD LoRa Module Chengdu Ebyte Electronic Technology Co Ltd...

Page 2: ...ice eee b tee e sees be eee sheesh eee Rates eek terete sees en sarees ene an anes 10 LET aN 11 C3 17 I oT TSS 11 8 1 ANtenna reCOMMENAATION ceiiii iii ete ett steer et eset ete eee eee te sb esses se...

Page 3: ...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 informa...

Page 4: ...obtained FCC CE and RoHS certification already so users do not need to worry about the performance Adopted industrial grade high precision 32MHz crystal the product can cover an ultra wide frequency...

Page 5: ...ing power dBm 10 are used in short distance Operating temperature C 40 85 2 2 Operating parameter Performance Main parameter Remark Min Typ Max Operating voltage V 2 5 5 0 5 5 It s recommended to use...

Page 6: ...ion LoRa recommended Package SMD Connector 2 54mm Stamp hole Communication interface SPI 0 10Mbps Size 38 5 24 3 6 mm Antenna IPEX TPEX 50 ohm impedance 3 Size and pin definition 240x0 1mm 3 87 0 1mm...

Page 7: ...ly 2 5 5 5V t is recommended to add external ceramic filter capacitor 10 vee Power supply 2 5 5 5V t is recommended to add external ceramic filter capacitor 11 GND Ground wire connected to the power r...

Page 8: ...ipple the filter capacitor should be increased and as close as possible to the VCC and GND pins of module 5 It is recommended to add 200R protection resistor to RXD TXD of external MCU Note It is reco...

Page 9: ...to ensure that the antenna is exposed preferably vertically upward When the module is mounted inside the case use a good antenna extension cable to extend the antenna to the outside of the case The an...

Page 10: ...e too long Unsatisfactory power supply may also cause garbled characters and ensure the reliability of the power supply Ifthe extension cable or feeder is of poor quality or too long the bit error rat...

Page 11: ...nce Size Communication Model Chip Packaging Hz power dBm km mm Interface E22 900T228 S X1262 868M 915M 22 7 SMD 16 26 UART E22 230T228 S X1262 230M 22 7 SMD 16 26 UART E22 400T228 S X1268 433M 470M 22...

Page 12: ...ble Omnidirectional TX433 TWG 7 Soft PCB antenna 433M SMA J 2 5 75mm Flexible Omnidirectional TX433 JK 20 Soft PCB antenna 433M SMA J 3 210mm Flexible Omnidirectional TX433 JK 11 Soft PCB antenna 433M...

Page 13: ...rsion huaa 11 2019 2 17 Content revised Ray 12 2019 04 03 Content revised Ray 13 2020 11 26 Error correction Linson About us Website www ebyte com Sales info cdebyte com Support supporti cdebyte com T...

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