500mW ISM Band Tx-Rx Module With UART Low Cost Transceiver
Applications
- Intelligent home control system
- Wireless sensor
- Radio modems
- POS terminals
- Bar code scanners
- Telemetry stations
- Fleet management
- Automatic data collection system
- Wireless remote control
- Wireless quening system
Technical Specifications
No. | Item | Technical Specification | Remark |
1 | Work Frequency | ISM band, 433MHz(default), 868Mhz, 915MHz available |
|
2 | Modulation | 2FSK |
|
3 | RF power | < 500mW |
|
4 | Sensitivity | -110dbm/38400bps, -122dbm/1200bps |
|
5 | Transmit current | 320mA |
|
6 | Receive current | < 27mA |
|
7 | Sleep current | 0.1uA |
|
8 | RF data rate | 1200/2400/4800/9600/19200/38400bps | Set by user |
9 | Port data rate | 1200/2400/4800/9600/19200/38400bps | Set by user |
10 | Port Data Format | 8E1/8N1/8O1 |
|
11 | Power supply | 3.3 V-6.0VDC | DC |
12 | Operate Temperature | -40°C~85°C |
|
13 | Humidity | 10%~90% RH, |
|
14 | Dimension | 41mm×22mm×3.2mm |
|
15 | Weight | 45g (Not including Antenna or data cable ) |
|
FC-RF209A 433MHz 3V | FC-RF209A 433MHz 5V | ||||||||
Power level | 1 | 2 | 3 | 4 | 1 | 2 | 3 | 4 | |
Output Power (mW) | 265 | 235 | 125 | 35 | 520 | 405 | 150 | 40 | |
RF power (dBm) | 24.23 | 23.71 | 20.97 | 15.44 | 27.16 | 26.07 | 21.76 | 16.02 | |
TX current (mA) | 240 | 220 | 170 | 120 | 320 | 285 | 190 | 130 | |
RF power and corresponding TX current
Converter board’s data interface
Intreface description :
Pin 1: VDD 3.0V-6.0V
Pin 2: GND
Pin 3: RXD: serial data receiving end (RS485 A)
Pin 4: TXD: serial data transmitting end (RS485 B)
Pin5:C485, RS485 control
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