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LoRa SX1278 Ra-02 10KM 433MHz Wireless Spread Spectrum Transmission Module DIY → Обява 53267207

LoRa SX1278 Ra-02 10KM 433MHz Wireless Spread Spectrum Transmission Module DIY, снимка 1 - Друга електроника - 53267207 LoRa SX1278 Ra-02 10KM 433MHz Wireless Spread Spectrum Transmission Module DIY, снимка 2 - Друга електроника - 53267207 LoRa SX1278 Ra-02 10KM 433MHz Wireless Spread Spectrum Transmission Module DIY, снимка 3 - Друга електроника - 53267207 1/3
LoRa SX1278 Ra-02 10KM 433MHz Wireless Spread Spectrum Transmission Module DIY
гр. София, Младост 1 Наблюдавай

Публикувана/обновена вчера в 10:41 ч.

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Модули LoRa (Ra-02) 433MHz с SX1278 , позволява комуникация на далечни разстояния. Благодарение на патентованата от SEMTECH модулационна технология LoRa™, SX1278 има висока чувствителност от -148 dBm, изходна мощност от +18 dBm, минимизиране на текущото потребление и висока надеждност.

Спецификация:

  • Модел: Ra-02;
  • Работно напрежение: 2.5v - 3.7v DC (3.3v типично);
  • Работна температура: -30С до +85С;
  • Честотен диапазон: 410-525 MHz;
  • LoRa ™ Spread Spectrum modulation technology;
  • Изходна мощнос: + 18dBm
  • Висока чувствителност: down to -148dBm;
  • Интерфейс: SPI;
  • Програмируема скорост: up to 300kbps;
  • Съвместими FSK, GFSK, MSK, GMSK, LoRa ™ и OOK режими;
  • Автоматично разпознаване на RF сигнал, CAD режим и много висока скорост AFC
  • Размери: 28 mm x 20 mm x 5 mm;
  • Тегло: 4.8g.


The SX1276/77/78/79 transceivers feature the LoRaTM long
range modem that provides ultra-long range spread
spectrum communication and high interference immunity
whilst minimising current consumption.

Using Semtech’s patented LoRaTM modulation technique
SX1276/77/78/79 can achieve a sensitivity of over -148dBm
using a low cost crystal and bill of materials. The high
sensitivity combined with the integrated +18 dBm power
amplifier yields industry leading link budget making it
optimal for any application requiring range or robustness.
LoRaTM also provides significant advantages in both
blocking and selectivity over conventional modulation
techniques, solving the traditional design compromise
between range, interference immunity and energy
consumption.
These devices also support high performance (G)FSK
modes for systems including WMBus, IEEE802.15.4g. The
SX1276/77/78/79 deliver exceptional phase noise,
selectivity, receiver linearity and IIP3 for significantly lower
current consumption than competing devices.

 QFN 28 Package - Operating Range [-40;+85°C]

 Pb-free, Halogen free, RoHS/WEEE compliant product

 LoRaTM Modem

 168 dB maximum link budget

 +18 dBm constant RF output vs. V supply

 +14 dBm high efficiency PA

 Programmable bit rate up to 300 kbps

 High sensitivity: down to -148 dBm

 Bullet-proof front end: IIP3 = -11 dBm

 Excellent blocking immunity

 Low RX current of 9.9 mA, 200 nA register retention

 Fully integrated synthesizer with a resolution of 61 Hz

 FSK, GFSK, MSK, GMSK, LoRaTMand OOK modulation

 Built-in bit synchronizer for clock recovery

 Preamble detection

 127 dB Dynamic Range RSSI

 Automatic RF Sense and CAD with ultra-fast AFC

 Packet engine up to 256 bytes with CRC

 Built-in temperature sensor and low battery indicator

 Automated Meter Reading.

 Home and Building Automation.

 Wireless Alarm and Security Systems.

 Industrial Monitoring and Control

 Long range Irrigation Systems




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