Overview
The SX1308 digital baseband chip, produced by Semtech Corporation, is a powerful digital signal processing engine designed to provide breakthrough gateway capabilities in the ISM bands worldwide. It integrates the LoRa® concentrator IP, making it a crucial component for various IoT and wireless communication applications. The chip is optimized for high sensitivity, interference rejection, and dynamic data-rate adaptation, making it a versatile solution for a wide range of use cases.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Semtech Corporation |
| Part Number | SX1308IMLTRT |
| Package Type | VFQFN-64 |
| Operating Temperature Range | 0°C to +70°C |
| Supply Voltage - Min | 3 V |
| Supply Voltage - Max | 3.6 V |
| Operating Supply Current | 5 mA |
| Maximum Input Frequency | 10 MHz |
| Moisture Sensitive | Yes |
| Mounting Style | SMD/SMT |
| Standard Pack Qty | 3000 |
Key Features
- Up to -139 dBm sensitivity with SX1257 or SX1255 Tx/Rx front-end
- 70 dB CW interferer rejection at 1 MHz offset
- Able to operate with negative SNR
- CCR up to 9 dB
- Emulates 49x LoRa demodulators and 1x (G)FSK demodulator
- Dual digital Tx & Rx radio front-end interfaces
- 10 programmable parallel demodulation paths
- Dynamic data-rate adaptation (ADR)
- True antenna diversity or simultaneous dual-band operation
Applications
- Smart Metering
- Security Sensors Network
- Agricultural Monitoring
- Internet of Things (IoT)
Q & A
- What is the SX1308 digital baseband chip used for?
The SX1308 is used to provide breakthrough gateway capabilities in the ISM bands worldwide, integrating the LoRa® concentrator IP for IoT and wireless communication applications. - What is the sensitivity of the SX1308 with the SX1257 or SX1255 front-end?
The sensitivity is up to -139 dBm. - What is the CW interferer rejection capability of the SX1308?
The SX1308 can reject CW interferers up to 70 dB at a 1 MHz offset. - Can the SX1308 operate with negative SNR?
Yes, the SX1308 is capable of operating with negative SNR. - How many LoRa demodulators can the SX1308 emulate?
The SX1308 can emulate 49 LoRa demodulators and 1 (G)FSK demodulator. - What is the packaging type of the SX1308IMLTRT?
The packaging type is VFQFN-64. - What is the operating temperature range of the SX1308IMLTRT?
The operating temperature range is from 0°C to +70°C. - What are some of the key applications of the SX1308?
Key applications include Smart Metering, Security Sensors Network, Agricultural Monitoring, and Internet of Things (IoT). - Does the SX1308 support dynamic data-rate adaptation?
Yes, the SX1308 supports dynamic data-rate adaptation (ADR). - Can the SX1308 operate with true antenna diversity or simultaneous dual-band operation?
Yes, the SX1308 supports true antenna diversity or simultaneous dual-band operation.
