RYLR896 - LoRa 868/915MHz UART Transceiver Module | REYAX
Teilenummer: RYLR896 ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $13.5 | $13,50 |
| 10 | $12.8 | $128,00 |
| 100 | $11.9 | $1.190,00 |
| 500 | $11.2 | $5.600,00 |
| 1.000 | $10.5 | $10.500,00 |
RYLR896 Übersicht
A LoRa transceiver module is a radio subsystem that implements the LoRa PHY (physical layer) developed by Semtech. LoRa uses chirp spread spectrum (CSS) modulation to achieve link budgets far beyond conventional FSK radios, trading data rate for range and interference immunity. Within a wireless system hierarchy, the module sits between the host MCU and the antenna, providing the complete RF front end, modem, and protocol command layer.
Key features include long-range low-power LoRa communication with high interference immunity, a plain AT-command UART interface that removes the need to write SPI register-level drivers for the SX1276, ultra-low current consumption for battery operation, and regulatory certifications including FCC Part 15 Class B compliance documented in the manufacturer datasheet.
Technically, the RYLR896 wraps the Semtech SX1276 so that all modem configuration - frequency, spreading factor, bandwidth, coding rate, and power - is set through text commands rather than register writes. The module exposes a minimal pin set: VDD power supply, NRST (active-low reset), RXD, TXD, and GND, as documented in the Zephyr RTOS shield definition for RYLR896/RYLR915.
Typical applications include smart agriculture sensor nodes, IoT telemetry and metering, home automation and appliance control over kilometers without internet infrastructure, and industrial monitoring links.
Design-wise, keep UART baud rate and supply decoupling per the datasheet, and verify your regional band plan (868 MHz EU vs 915 MHz US) since this module targets the 868/915 MHz variants.
This page synthesizes distributor availability, drop-in same-family alternatives, and practical design notes not found in the REYAX datasheet alone.
Drop-in-Alternativen für RYLR896 – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
RYLR998
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
RYLR915
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
RYLR498
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
RYLR406
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
RYLR896 Technische Daten
| Product Type | LoRa Transceiver Module |
| LoRa Engine | Semtech SX1276 |
| Frequency Range | 820 MHz to 960 MHz |
| Target Bands | 868 MHz / 915 MHz ISM |
| Modulation | LoRa (chirp spread spectrum) |
| Schnittstelle | UART (AT command set) |
| Antenna | Antenna included |
| Mounting | Chassis mount, castellated SMD pads |
| Reset Pin | NRST, active low |
| Pin-Anzahl | 5 (VDD, NRST, RXD, TXD, GND) |
| Regulatory | FCC Part 15 Class B (per datasheet) |
RYLR896 Pin-Konfiguration
| Pin 1 | VDD — Power supply input |
| Pin 2 | NRST — Reset, active low |
| Pin 3 | RXD — Serial data input (UART receive) |
| Pin 4 | TXD — Serial data output (UART transmit) |
| Pin 5 | GND — Ground |
Typische Anwendungen
RYLR896 ist geeignet für 6 Anwendungs: Smart Agriculture Sensor Nodes, Home Automation Without Internet, Industrial Telemetry and Metering, IoT Telemetry and Asset Monitoring, Wireless Sensor Network Prototyping, Remote Security and Alarm Links.
Smart Agriculture Sensor Nodes
The RYLR896 fits smart agriculture because LoRa chirp spread spectrum delivers kilometer-scale links from battery-powered nodes while the module's minimized current consumption (per REYAX datasheet) preserves multi-season battery life. A low-cost MCU drives the module over UART with AT commands, sending short soil-moisture, temperature, or tank-level payloads at duty-cycle-limited intervals. Placed between the sensor MCU and the included antenna, the module removes all RF design work; the trade-off versus a cellular IoT link is low data rate (hundreds of bits to a few kbps), which is ample for telemetry but not for streaming.
Empfohlen
Home Automation Without Internet
For controlling home appliances over long distances without internet presence - as demonstrated in the DFRobot LoRa appliance-control project - the RYLR896 provides the wireless backbone. Its UART AT-command interface means a single serial port and a few text commands replace an entire LoRaWAN stack, keeping firmware small on 8-bit or entry-level MCUs. The SX1276-based modem's high interference immunity keeps command links reliable in cluttered residential RF environments at 868/915 MHz. Performance consideration: command latency rises at higher spreading factors, so choose SF7-SF9 for responsive switching and reserve high SF for maximum-range endpoints.
Empfohlen
Industrial Telemetry and Metering
In factories and utility metering, the RYLR896 links remote meters and machine monitors back to a LoRa gateway where running cable is impractical. The module's FCC Part 15 Class B compliance (per the 01-Nov-2021 datasheet) simplifies integration into commercial equipment, and the chassis-mount castellated package suits industrial carrier PCBs with screw or connector antenna mounting. Because configuration lives in AT parameters (frequency, SF, network ID, AES key), commissioning fleets is a serial-command exercise rather than a firmware rebuild. Trade-off: LoRa is point-to-point or gateway-based here, not a full mesh, so plan gateway placement accordingly.
Empfohlen
IoT Telemetry and Asset Monitoring
The RYLR896 serves general IoT telemetry - asset trackers, environmental monitors, parking sensors - where nodes wake, transmit a compact frame, and sleep for hours. The Semtech SX1276 LoRa PHY maximizes link budget per millijoule, and the UART interface (VDD, NRST, RXD, TXD, GND per the Zephyr shield definition) allows the host MCU to fully power-manage the radio, gating the supply or asserting NRST between reports. Performance consideration: at maximum spreading factor the airtime per frame grows substantially, so aggregation and compression of sensor data directly reduce energy per report and improve network scalability.
Empfohlen
Wireless Sensor Network Prototyping
For labs and education, the RYLR896 is a fast path to multi-node LoRa experiments: two modules plus USB-UART bridges form a working kilometer-scale link in minutes, with no RF layout, matching network, or driver development. The included antenna and chassis-mount form factor suit breadboard-to-enclosure progression, and the AT command surface exposes LoRa parameters (frequency, spreading factor, bandwidth, coding rate, power) as teachable settings. Note for classroom use: modules for the same network must share frequency and parameter sets, and regional law dictates which 868/915 MHz channel plan may be radiated.
Empfohlen
Remote Security and Alarm Links
Alarm panels, gate sensors, and rural perimeter devices benefit from the RYLR896's long range and AES-keyed AT-command encryption, sending event frames from sites without mains power or internet backhaul. The module's low current draw supports battery or solar-battery supplies, and the active-low NRST pin gives the host MCU a hard-recovery path if the radio hangs - important for unattended security equipment. The SX1276 modem's interference immunity keeps alert delivery dependable in congested 868/915 MHz bands. Design consideration: define an acknowledged retry scheme in firmware, since LoRa has no inherent delivery guarantee at the PHY level.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für RYLR896 – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | RYLR998 | RYLR915 | RYLR498 | RYLR406 |
|---|---|---|---|---|---|
| Package | Castellated SMD module (chassis mount), antenna included | Same castellated SMD module footprint | Same castellated SMD module footprint | Same castellated SMD module footprint | Same castellated SMD module footprint |
| Brand | REYAX | REYAX | REYAX | REYAX | REYAX |
| Frequency Band | 868/915 MHz (820-960 MHz coverage) | 868/915 MHz class | 915 MHz | 490 MHz class | 433 MHz class |
| Interface | UART AT commands | UART AT commands | UART AT commands | UART AT commands | UART AT commands |
| Pin Count | 5 (VDD, NRST, RXD, TXD, GND) | Same pin arrangement | Same pin arrangement | Same pin arrangement | Same pin arrangement |
| Antenna | Antenna included | Antenna included | Antenna included | Antenna included | Antenna included |
| Typical Use Region | EU 868 MHz / US 915 MHz ISM | EU 868 MHz / US 915 MHz ISM | US 915 MHz ISM | CN 490 MHz class | EU/CN 433 MHz class |
Wichtigste Unterscheidungsmerkmale
- AT-command UART interface instead of SPI register programming (vs. RYLR998)
- Antenna included with the module (vs. RYLR406)
- Trade-off: older SX1276 silicon (vs. RYLR998)
Designhinweise
The RYLR896 uses castellated edge pads on a chassis-mount form factor; lay out carrier PCB pads to match the module land pattern exactly and avoid routing traces under the module's antenna end. Provide a solid ground plane beneath the module body but keep the antenna region free of copper and components to preserve radiation efficiency. Place 100 nF plus 10 uF decoupling directly at the VDD pin to support TX burst currents.
Estimated: RF transmit bursts draw pulse currents well above the average receive/sleep current, so size the VDD supply and local bulk capacitance for the peak transmit condition rather than average current. If powering from a coin cell or long cable runs, add local bulk storage (e.g., 100 uF) at the module. Confirm exact current figures from the REYAX RYLR896 datasheet electrical characteristics table before finalizing the power budget.
Never power the module with the antenna disconnected during transmission - the SX1276 power amplifier can be stressed into an unmatched load. Cross UART wiring correctly (module RXD to MCU TXD), level-shift if the host runs at 5 V logic, and remember NRST is active low - leave it floating only if the datasheet permits an internal pull-up, otherwise drive it from a GPIO. Verify regional band legality (EU868 vs US915) before deployment.
Keep the UART lines short and, on electrically noisy industrial nodes, add 100 ohm series resistors near the MCU to damp ringing. The AT command protocol is simple text, so a logic analyzer or USB-UART adapter makes bring-up and parameter verification straightforward; capture the module's response strings during commissioning to confirm spreading factor, frequency, and network ID settings before sealing enclosures.
Compliance-Informationen
FCC Part 15 Class B compliance is documented in the REYAX RYLR896 datasheet (56312E37, 01-Nov-2021): the equipment has been tested and found to comply with Class B digital device limits. RoHS/REACH status not stated in the retrieved data - confirm with REYAX.
