INTERFACE
輸出介面
(擇一)
APPEARANCE
產品外觀
RS485
TTL
視频教程
https://pan.baidu.com/s/1F_6Uj4ok2-s3_ftY00aQ0g
FEATURES
產品特色
SPECIFICATION
產品規格
922~928MHz(多頻段可軟體設定)
UHF Band Wireless Data Transceiver
RF Output Power up to 500mW
距離約700m~2KM(依障礙物而定)
Sensitivity up to -126dBm(2Kbps)
RS485/TTL 介面
Transceiver Data Rate 1.6Kbps~128Kbps 軟體可自行設定通訊速率
| Parameter | Min | Type | Max | Unit | Condition |
| Operating Condition | |||||
| Operating Temperature Range | -10 | +70 | ℃ | ||
| Operating Supply Voltage | 4.5 | 5 | 5.5 | V | |
| Current Consumption | |||||
| RX Mode(TTL 3V) | 34 | 40 | mA | ||
| TX Mode(TTL 3V) | 600 | mA | Peak | ||
| RX Mode(RS485) | 34 | 40 | mA | ||
| TX Mode(RS485) | 600 | mA | Peak | ||
| RX Mode(RS232) | 34 | 40 | mA | ||
| TX Mode(RS232) | 600 | mA | Peak | ||
| RX Mode(USB) | 34 | 40 | mA | ||
| TX Mode(USB) | 600 | mA | Peak | ||
| RF Characteristic | |||||
| Frequency Range | 922 | 925 | 928 | MHz | |
| Data Rate | 1.6 | 128 | Kbps | GFSK | |
| TX Output Power | 27 | 27.5 | dBm | ||
| RX Sensitivity | -126 | -125 | dBm | 2Kbps | |
| Modulation | GFSK | ||||
| Other | |||||
| ESD | 2000 | V | |||
| Interface Data Rate | 1.2 | 115.2 | Kbps | ||