SX1243SKA915 Semtech

wireless Ultimate Long-Range, Low-Power Solutions Wireless & RF Selector Guide Excels in harsh environments Long range > 2-mile range in dense urban environments Up to 30 miles outdoor LOS Multi-year battery operation up to 20 years Scalable network with tens of thousands of nodes per gateway www.semtech.com/wireless-rfWireless RF Products LoRa The Ultimate Long-Range Solutions Ideal for eliminating repeaters, reducing infrastructure cost, extending battery lifetime, and improving network capacity LoRa PRODUCTS Long range of up to 30 miles GFSK modes supported by a Footprint-compatible ICs for outdoor line of sight single radio global coverage Deep indoor coverage for hard to Scalable, multi-channel, high- Supported by over 400 members reach areas capacity gateways powered of LoRa Alliance that defines Bi-directional communication link by SX1301 the open LoRaWAN protocol with adaptive data rates Available for any environment Large and growing online Low power sensors with extended LoRa modulation offers 30dB developer community for LoRa- battery lifetime of up to 20 years improvement over FSK for based products - 100nA sleep mode co-channel interference rejection Public, semi-private and private - 9.7mA active receive mode Programmable registers for networks available worldwide LoRa, IEEE 802.15.4g and maximum flexibility WMBus compliant. SX1276 BLOCK DIAGRAM RFI-HF 1:1 ADCI LoRA NSS Demodulator RFO-HF PA HP ADCQ FSK/OOK MISO Demodulator PA VR PA TXDAC High Band Regulator LoRa Fractional-N PLL MOSI Modulator SPI FSK/OOK SCK PA HP Interface PA BOOST Modulator DIO (5:0) Low Band Fractional-N PLL RFO LF PA LP RxTx/RFMOD Crystal RC Power Distribution Oscillator Oscillator RFI LF XTAL A XTAL B VBAT ANA VBAT RF VR DIG GND NRESET VBAT DIG VR ANA LoRa Products Part Frequency Range Link Budget RXCurrent FSK Max DR LoRa DR Max Sensitivity TX Power Number (MHz) (dB) (mA) (kbps) (kbps) (dBm) (dBm) SX1272 8621020 158 10 300 0.340 -138 + 20 SX1273 8621020 150 10 300 1.740 -130 + 20 SX1276 1371020 168 11 300 0.01840 -148 + 20 SX1277 1371020 158 11 300 1.740 -138 + 20 SX1278 137525 168 11 300 0.01840 -148 + 20 SX1279 137960 168 11 300 0.01840 -148 +20 2 Wireless & RF Selector Guide MUX Config LoRa/FSK Registers FIFO