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--- projects:amateur_radio:meshtastic:components [2024/10/04 00:59] – [Nordic nRF52840] Andrew Yong
+++ projects:amateur_radio:meshtastic:components [2025/05/25 10:57] (current) – summarize EBYTE information Andrew Yong
@@ Line 1: / Line 1: @@
 ====== Components ======
+:?: Most of my component recommendations are in [[projects:amateur_radio:buyers_guide]].
 ===== Microcontroller Development Boards =====
@@ Line 11: / Line 13: @@
 [[https://www.nordicsemi.com/Products/nRF52840|Nordic nRF52840 product page]];
-  * [[https://heltec.org/project/mesh-node-t114/|Heltec Mesh Node T114]]
   * [[https://www.seeedstudio.com/Seeed-XIAO-BLE-nRF52840-p-5201.html|Seeed Studio XIAO nRF52840]]
   * [[https://www.seeedstudio.com/Seeed-XIAO-BLE-Sense-nRF52840-p-5253.html|Seeed Studio XIAO nRF52840]]
@@ Line 27: / Line 28: @@
 :!: Note: Meshtastic only supports modules with SPI connectivity; UART modules are not supported.
-==== Semtech SX1262 ====
+==== EBYTE E22-xxxMxxS ====
-=== EBYTE E22-900M30S ===
-  * Product page: [[https://www.cdebyte.com/products/E22-900M30S|EBYTE E22-900M30S]]
-  * Features
-    * Tx PA: +10 dBm (maximum output power: 30 dBm)
-    * Rx LNA: +2 dBm (-150 dBm Rx sens. versus stock -148 dBm)
-Note: Transmit power of SX1262 must be configured per the table below to achieve the desired transmit power (data provided by EBYTE by email):
-^ SX1262 Tx Power (dBm) ^ Actual Tx Power at 868 MHz (dBm) ^ VIN Current (mA) ^
-| 20 | 30.54 | 618.12 |
-| 17 | 27.98 | 518.43 |
-| 14 | 24.75 | 440.35 |
-| 11 | 21.73 | 398.87 |
-| 8 | 18.81 | 377.56 |
-| 5 | 15.67 | 366.21 |
-| 2 | 12.88 | 352.61 |
-| -1 | 9.92 | 344.76 |
-=== EBYTE E22-900M33S ===
-  * Product page: [[https://www.cdebyte.com/products/E22-900M33S|EBYTE E22-900M33S]]
+^  Module ^  [[https://www.cdebyte.com/products/E22-900M22S|E22-900M22S]]  ^  [[https://www.cdebyte.com/products/E22-900M30S|E22-900M30S]]  ^  [[https://www.cdebyte.com/products/E22-900M33S|E22-900M33S]]  ^
-  * Features
+^  LoRa IC |  [[https://www.semtech.com/products/wireless-rf/lora-connect/sx1262|Semtech SX1262]]  |||
-    * Tx PA: +25 dBm (maximum output power: 33 dBm)
+^  Maximum Tx Power |  **22 dBm**  |  **30 dBm**  |  **33 dBm**  |
-    * Rx LNA: ? dBm (typical receive sensitivity: -135 dBm
+^  PA RFIC |  N/A  |  [[http://www.innotion.com.cn/cpxq?product_id=162|Innotion YP2233W]]  |  [[https://www.cemaxrf.com/56/731|Cemax ZDH1061]]  |
+^  PA Gain |  N/A  |  7 dB  |  25 dB  |
+^  SX126X_MAX_POWER |  22 dBm  |  22 dBm  |  9 dBm :!:  |
+^  LNA RFIC |  N/A  |  [[https://www.nxp.com/products/radio-frequency-rf/legacy-rf/legacy-rf-wideband-transistors/npn-wideband-silicon-rf-transistor:BFU520|NXP BFU520]]  ||
+^  LNA Gain |  N/A  |  18 dB :?:  |  18 dB :?:  |
+^  Rx Sensitivity (Datasheet) |  -146 dBm  |  -150 dBm  |  -135 dBm  |
+^  TXCO |  [[https://dgylec.com/detail/42645_9S32000054.html|YL 9S32000054]]  |||
-Note: Transmit power of SX1262 must be configured per the table below to achieve the desired transmit power (from datasheet page 5):
+  * [[https://github.com/S5NC/CDEBYTE_Modules|S5NC has more resources (measurements, internal photographs) of CDEBYTE modules]]
-^ SX1262 Tx Power (dBm) ^ Actual Tx Power at 850 MHz (dBm) ^
-| 8 | 33.0 |
-| 5 | 31.6 |
-| 3 | 30.0 |
-| 0 | 27.2 |
-| -3 | 23.6 |
-| -6 | 20.4 |
-| -9 | 17.2 |

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