RAK4630 RAK3400 LoRa Module WisDuo Series Version V1.
RAK4630 Table of Contents 1 Introduction .........................................................3 2 Overview ..............................................................3 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 General description .............................................................................................3 Main Features ......................................................................................................3 Block Diagram.....................................................
RAK4630 1 Introduction This document defines RAK3400 module and describes hardware interface which are connected with customers applications. This document helps customers quickly understand the interface specifications, electrical and mechanical details, as well as other related information of RAK3400. 2 Overview 2.1 General description RAK3400 is an BLE5.0 wireless communication module, it includes an nRF52840, Ultra-low power consumption of 2.0uA in sleep mode, and BLE output power up to 4dBm.
RAK4630 2.3 Block Diagram The following figure shows a block diagram of RAK3400.
RAK4630 2.4 Pin Assignment The following figure shows the pin assignment of RAK3400 module. Figure 2: Pin Assignment □ NOTES □ For single 3.3V power supply, connect VBAT_NRF, VDD_NRF, together with 3.3V power □ For 3.6V li-SOCL2 battery or 4.2V li-MnO2 battery, connect VBAT_NRF with battery output, VDD_NRF can use to indicate IO voltage level. Please don’t power any chip with VDD_NRF. □ GND pins should be connected to ground in the design.
RAK4630 2.5 Pin Description The following tables show the pin definition and description of RAK3400. Table 2: Definition of I/O Parameters Type Description PI PO DI DO IO AI AO Power Input Power Output Digital Input Digital Output Bidirectional Analog Input Analog Output Table 3: Pin Description Power Supply Pin Name VDD_NRF VBAT_NRF GND Pin No. 43 44 14,16, 22,35, 36,38, 42 Type PI PI Ground Description Power supply High Power supply Comment I2C Interface Pin Name Pin No.
RAK4630 SWD Interface Pin Name SWDIO Pin No. 19 Type Debug SWCLK 18 Debug Pin No. 17 Type DI Description Reset the module Comment Pin No. 13 12 Type DI DI Description NFC input 1 NFC input 2 Comment P0.09 P0.10 Pin No. 15 Type IO Description Bluetooth antenna interface Comment 50Ω Impedance If unused, keep this pin open GPIO Interface Pin Name GPIO P1.01 Pin No. 25 Type IO Comment GPIO P1.02 26 IO GPIO P1.03 27 IO GPIO P1.
RAK4630 The following table show the absolute maximum ratings of RAK3400 Table 5: Absolute Maximum Ratings Symbol VDD_NRF VBUS VBAT_NRF ESD HBM ESD CDM Description MCU power supply USB supply voltage MCU high voltage power supply Human Body Model Charged Device Model Min. -0.3 -0.3 -0.3 - Nom. - Max. 3.9 5.8 5.8 2000 500 Unit V V V V V 2.8 Recommended operating conditions The following table shows the recommended operating conditions of RAK3400.
RAK4630 3 Mechanical Dimensions This chapter describes the mechanical dimensions of the module. All dimensions are measured in millimeter (mm), and the dimensions tolerances are ±0.05mm unless otherwise specified. 3.1 Top and Side Dimensions The following figure shows the mechanical dimension of the RAK3400 module. Figure 3: Top and Side Dimensions 3.2 Recommended Footprint The following figure shows the recommended footprint of the RAK3400 module.
RAK4630 4 Recommended Reflow Profile The following figure shows the Recommended Reflow Soldering Thermal Profile of RAK3400.
RAK4630 Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. FCC Caution: Changes or modifications not expressly approved by the part responsible for compliance could void the user's authority to operate the equipment.
