SX1278ZTR4-GC wireless module is a radio frequency module based on SEMTECH RF integrated chip SX127X. It is a high-performance IoT wireless transceiver. Its special LORA debugging method can greatly increase the communication distance and can be widely used in short-distance objects in various occasions the field of networked wireless communication. It has the characteristics of small size, low power consumption, long transmission distance and strong anti-interference ability. It can be equipped with a variety of antenna solutions according to the actual application. the module is not equipped with a micro-control chip and is mainly used for customer secondary development.

 

 

 

NO.	Parameter Name	Parameter values details
1	Model Number	SX1278TR4
2	Modulation mode	LoRa
3	Operating Voltage	DC2.4V-3.7V
4	Working frequency	410-525MHz
5	Output Power	19±1dBm(max)
6	Emission current	<100mA
7	Receiving sensitivity	-136dBm
8	Receive current	≤13mA
9	Sleep current	<2uA
10	Antenna	PCB antenna
11	Working temperature	-40°C-85°C
12	Size	15*15mm
13	Distance	5km
14	Application	Modules IOT solutions
15	Interface	SPI

 

 

 

 

 

Serial number	Interface name	Function
1,2,3,4,11,	GND	Power GND
12, 19,20,22
5	DIO0	Programmable decision
6	DIO1	Programmable decision
7	7 DIO2	Programmable decision
8	DIO3	Programmable decision
9	NC	Module internal use. this pin cannot be connected to any electrical network in the circuit design
10	DIO5	Programmable decision
13	VCC	Module power pin. the power supply
		Shall not exceed 3.7V, otherwise the module will be burnt
14	CLK	SPI bus clock pin, normally high level
15	MISO	SPI bus slave output pin. When MCU
		Reads module data, module data is output by this pin
16	MOSI	Bus slave input pin. When MCU writes
		Data to module, number Write from this pin
17	SEL	SPI chip selection pin, effective at low level
18	RST	Reset pin, valid for low level
21	ANT	Antenna port

 

 

      about product transportation

 Regarding the choice of product logistics: 
1. Considering the transportation cost and being able to accept the extension of product arrival time, we can choose a low-cost logistics company for you.

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*Each product will be sent using anti-static bag packaging and foam bag anti-extrusion placement
* Each product will undergo rigorous testing before being shipped out of the warehouse

                                                                                                                                  

Q: Are you a manufacturer?

A: Yes, all our products are independently developed, manufactured and sold by our company.

Q: how long is your delivery time?

A: under normal circumstances, the delivery of products within 2K is out of the warehouse within 3-5 days

Q: Is the price on the platform the final sales price?

A: No, the price on the platform can be negotiated according to the situation in batches.

Q: Does your product have quality guarantee?

A: You can purchase samples for testing in the early stage. All our products will undergo strict functional testing before they are shipped out of the factory. All products of the company will have after-sales service and technical support.

Q: Can it be customized?

A: Yes. We support customized requirements.

Q: how do you establish long-term and good business relations with us?

A: 1. for our corporate culture with the concept of product quality and customer service, we will track the use of products by customers for a long time, understand the advantages and disadvantages of products in real time, and continue to learn and improve.

2. We will listen carefully and listen to the suggestions of customers, respect each cooperative customer, treat the customer as the most sincere friend, complete the win-win situation to develop the market, welcome every customer in need to come to consult.