E31-400M17S_AX5243_SPI-SOC-UART

Ebyte 433mhz Low Energy Wireless Module Industrial Grade AX5243 Long Range Rf Module Receiver Rohs

[IC]：AX5243

[Frequency]：400~525MHz

[Power]：17dBm

[Distance]：2000m

[Size]：14*20mm

[Weight]：1.35±0.1g

[Introduction]：E31-400M17S is a micro-size long range RF transceiving module with 400MHz central frequency;Based on AXSEM's AX5243 RF chip—a narrow-band multi-channel single-chip, the module has multiple modulation methods such as FSK / MSK / 4-FSK / GFSK.

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No.	Name	Type	Functions
1	GND	P	Ground wire, connected to the power reference ground
2	GND	P	Ground wire, connected to the power reference ground
3	GND	P	Ground wire, connected to the power reference ground
4	GND	P	Ground wire, connected to the power reference ground
5	GND	P	Ground wire, connected to the power reference ground
6	NC	-	Suspended Port
7	NC	-	Suspended Port
8	SYSCLK	I/O	Crystal oscillator output；（see details fromAX5243 manual）
9	VCC	P	Power supply, range 1.8 ~ 3.6V (additional external ceramic filter capacitor suggested)
10	GND	P	Ground wire, connected to the power reference ground
11	GND	P	Ground wire, connected to the power reference ground
12	GND	P	Ground wire, connected to the power reference ground
13	TCX0-P	I	The internal TCXO power supply of the module needs to be linked with the 14 pin when the TCXO pin of theAX5243 is enabled.
14	TCX0-EN	I/O	AX5243 external TCXO pin; (see AX5243 manual for details)
15	IRQ	I/O	Transceiver data interrupt; (see AX5243 manual for details)
16	SPI-MISO	O	SPI data output pin; (see AX5243 manual for details)
17	SPI-MOSI	I	SPI data input pin; (seeAX5243 manual for details)
18	SPI-CLK	I	SPI clock input pin; (see AX5243 manual for details)
19	SPI-NSS	I	Module chip select pin for starting an SPI communication; (seeAX5243 manual for details)
20	GND	P	Ground wire, connected to the power reference ground
21	ANT	A	Antenna interface, stamp hole (50 ohm characteristic impedance)
22	GND	P	Ground wire, connected to the power reference ground