SARA-R5 系列
基于 u-blox 芯片组的 LTE-M / NB-IoT 模块
LTE-M/NB-IoT 模块,用于 400 MHz 频谱和安全云
Standard
Professional
Automotive
SARA-R540S
适合多区域使用的安全云 LTE-M 和 NB-IoT 模块,支持 400 MHz 频谱
Product variants | SARA-R540S |
---|---|
LTE bands | 1, 2, 3, 4, 5, 8, 12, 13, 18, 19, 20, 25, 26, 28, 31, 66, 71, 72, 73, 85, 87, 88 |
LTE power class [dBm] | 23 |
Positioning | CellLocate, GNSS via Modem |
UART x 2 | ✓ |
USB | ✓ |
I2C | ✓ |
USIM | ✓ |
GPIO x 6 | ✓ |
Maximum supply [V] | 4.5 |
Minimum supply [V] | 3 |
Maximum temperature [°C] | 85 |
Minimum temperature [°C] | -40 |
Antenna dynamic tuning | ✓ |
CellTime | ✓ |
CoAP | ✓ |
DTLS | ✓ |
FOTA | ✓ |
FTP | ✓ |
FW update via serial interface | ✓ |
HTTP | ✓ |
Jamming detection | ✓ |
Last gasp | ✓ |
LwM2M | ✓ |
MQTT | ✓ |
MQTT-SN | ✓ |
PSM | ✓ |
Secure boot and updates | ✓ |
TCP/IP, UDP | ✓ |
TLS | ✓ |
Dimensions [mm] | 16.0×26.0×2.2 |
AssistNow | ✓ |
CellLocate | ✓ |
MQTT Anywhere | ✓ |
MQTT Flex | ✓ |