SX1273IMLTRT

SEMTECH

-130dBm -40℃~+85℃ 1.8V~3.7V 10.5mA 18mA 20dBm 300Kbps 802.15.4 860MHz~1.02GHz SPI QFN-28-EP(6x6) RF Transceiver ICs ROHS

Extended

semtech/SX1273IMLTRT

Category: RF Transceiver ICs
Package: QFN-28-EP(6x6)
Pins: 29

Overview

The SX1273IMLTRT is a RF Transceiver IC made by SEMTECH in a QFN-28-EP(6x6) package with 29 pins. -130dBm -40℃~+85℃ 1.8V~3.7V 10.5mA 18mA 20dBm 300Kbps 802.15.4 860MHz~1.02GHz SPI QFN-28-EP(6x6) RF Transceiver ICs ROHS.

PCBKit's library has its KiCad symbol (RF:SX1273, from KiCad's library) and its footprint (Package_DFN_QFN:QFN-28-1EP_6x6mm_P0.65mm_EP4.8x4.8mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C2654664).

Symbol

RF:SX1273From KiCad's library

Footprint

Package_DFN_QFN:QFN-28-1EP_6x6mm_P0.65mm_EP4.8x4.8mmFrom KiCad's library

Parameters

Applications: 802.15.4
Current Of Transmitting: 18mA
Data Rate: 300Kbps
Frequency Range: 860MHz~1.02GHz
Interface: SPI
Operating Temperature: -40℃~+85℃
Output Power: 20dBm
Receive Current: 10.5mA
Sensitivity: -130dBm
Type: transceiver
Typical Application Frequency: 915MHz
Voltage - Supply: 1.8V~3.7V

Order codes

SX1273IMLTRTLCSC C2654664

Pinout

The pins of the SX1273IMLTRT
Pin	Name	Type
1	VBAT1	Power in
2	VR_ANA	Power in
3	VR_DIG	Power in
4	XTA	Input/output
5	XTB	Input/output
6	RESET	Input
7	NC	Not connected
8	NC	Not connected
9	DIO0	Input/output
10	DIO1	Input/output
11	DIO2	Input/output
12	DIO3	Input/output
13	DIO4	Input/output
14	DIO5	Input/output
15	VBAT2	Power in
16	GND	Power in
17	SCK	Input
18	MISO	Output
19	MOSI	Input
20	NSS	Input
21	RF_MOD	Output
22	GND	Passive
23	RXTX	Output
24	RFO	Output
25	RFI	Input
26	GND	Passive
27	PA_BOOST	Power out
28	VR_PA	Power out
29	GND	Passive

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Questions

Is there a KiCad symbol and footprint for the SX1273IMLTRT?

Yes. The symbol is RF:SX1273 and the footprint Package_DFN_QFN:QFN-28-1EP_6x6mm_P0.65mm_EP4.8x4.8mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the SX1273IMLTRT?

QFN-28-EP(6x6), with 29 pins. Its footprint is drawn on this page.

Where can I order the SX1273IMLTRT?

JLCPCB lists it as part C2654664, with 0 in stock; the sellers' links on this page open their listings.

What can replace the SX1273IMLTRT?

Parts like it in the library: the SX1276IMLTRT by SEMTECH, the SX1278IMLTRT by SEMTECH and the SX1279IMLTRT by SEMTECH. Check their datasheets: a part that fits the footprint may still differ in its ratings.