Dragino LGT-92 Series, Руководство пользователя

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LGT-92 LoRa GPS Tracker User Manual
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1.2 Specifications
Micro Controller:

STM32L072CZT6 MCU

MCU: STM32L072CZT6

Flash:192KB

RAM:20KB

EEPROM: 6KB

Clock Speed: 32Mhz
Common DC Characteristics:

Supply Voltage: 2.1v ~ 3.6v

Operating Temperature: -40 ~ 85°C
LoRa Spec:

Frequency Range,

Band 1 (HF): 862 ~ 1020 Mhz
or

Band 2 (LF): 410 ~ 528 Mhz

168 dB maximum link budget.

+20 dBm - 100 mW constant RF output vs.

+14 dBm high efficiency PA.

Programmable bit rate up to 300 kbps.

High sensitivity: down to -148 dBm.

Bullet-proof front end: IIP3 = -12.5 dBm.

Excellent blocking immunity.

Low RX current of 10.3 mA, 200 nA register retention.

Fully integrated synthesizer with a resolution of 61 Hz.

FSK, GFSK, MSK, GMSK, LoRaTM and 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.

LoRaWAN 1.0.2 Specification
Battery:

1000mA Li-on Battery power (for model LGT-92-LI)

2 x AA battery holder for 1.5v AA battery power (for model LGT-92-AA)
Power Consumption

Sleeping Mode: 77uA (for model LGT-92-LI), 17uA (for model LGT-92-AA)