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RD400D high-speed continuous transmission module data transmission radio
Air speed bps: 9600, 19200
Product details
| limit parameter | performance | notes | |
| minimum value | Maximum value | ||
| Power supply voltage (v) | 3.3 | 3.6 | Module permanently burned out beyond 3.6V |
| Working temperature (℃) | -40 | +85 | Industrial grade |
| Storage temperature (℃) | -40 | +125 | - |
| Parameters | performance | notes | |||
| minimum value | Typical values | Maximum value | |||
| Normal voltage mode | - | 3.3 | 3.6 | ≥3.3VGuaranteed output power | |
| Communication level（V） | - | 3.3 | - | There is a risk of burning out when using 5V TTL | |
| Working frequency band（MHz） | 410 | 450 | 470 | - | |
| Transmission power（dPm） | high power | - | 30 | - | scholar 0.5dBm@3.3V DC |
| low-power | - | 27 | - | ||
| Receiving sensitivity [dBm] | - | -115 | - | @BER 10-3，9600bps | |
|
work consume |
Emission current（mA） | - | 1 066 | - | @30dBm |
| Receive current（mA） | - | 50 | - | - | |
| Performance specifications of transmitter | ||
| Parameters | describe | notes |
| RF power stability | ± 1dB | - |
| Adjacent Channel Power | >50dB | - |
| Second Harmonic | <-25dBm | |
| Receiver performance specifications | ||
| Parameters | describe | notes |
| Co channel suppression | >-12dB |
- |
| adjacent channel selectivity | > 50dB@25KHz | - |
| Stray immunity | >50dB |
- |
| air rate | 9600bps, 19200bps |
- |
| Parameters | describe | notes |
| Reference distance | 5.6Km | Clear and open environment, height 2.0 meters@ 30dBm, airspeed 9600bps |
| Modulation Type | GMSK/4FSK |
- |
| communication interface | UART |
- |
| Frequency stability | ≤±1.0ppm |
- |
| Working mode | half-duplex | - |
| Packaging method | Surface mount type | - |
| External dimensions | 33*26.5*3.7mm | Shi 0.1mm |
| antenna interface | Stamp hole IPEX | Equivalent impedance is about 50Ω |
| Number of pins | 80 |
- |
| Product weight | 4.8g | 0.1g |
| Pin number | Pin Name | input/output | Pin usage |
| 1 | GND | input/output | Power Ground |
| 2 | RSSI | output | Analog voltage output, indicating received signal strength, voltage output range: 0.5V-2.5V. The higher the voltage, the stronger the signal reception strength. |
| 3-6 | NC | input | Suspended (for internal testing purposes) |
| 7-9 | NC | NC | - |
| 10-13 | I/0 | input/output | reserve |
| 14-16 | NC | - |
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| 17 | GND | input/output | Power Ground |
| 18-19 | NC | NC | - |
| 20-24 | I/0 | reserve | reserve |
| 25-26 | GND | input/output | Power Ground |
| 27 | NC | NC | - |
| 28 | RXD | input | Serial port receiving interface |
| 29 | TXD | output | Serial port sending interface |
| 30-36 | NC | NC | - |
| 37-38 | NC | input | reserve |
| 39-41 | GND | input/output | Power Ground |
| 42-44 | NC | NC | - |
| 45 | RST | input | Module reset pin, low level effective |
| 46 | CONFIG | input | The module parameter configuration mode controls the pins, and low level enters the parameter configuration mode, High level exits parameter configuration mode |
| 47-61 | NC | NC | - |
| 62-64 | VCC | input | Power input pins (3.3-3.6V), when in use, pins 62, 63, and 64 need to be fully connected Connect it. |
| 65-67 | GND | input/output | Power Ground |
| 68-77 | NC | NC | - |
| 78-80 | GND | input/output | Power Ground |
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| product model |
interface type | Chip Solution | Carrier frequency Hz | Transmission power dBm | Test distance in kilometers | Air speed bps | Packaging form | Product size mm | Product Features | technology manual |
sample buy |
|---|---|---|---|---|---|---|---|---|---|---|---|
| UART | - | 433M | 30 | 5.6 | 9600, 19200 | Patch | 33*26.5*3.7 | Data transmission radio, measurement and mapping module, high-speed series |
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RD400D
Product model: RD400D
interface type
: UART
Chip Solution
:-
Carrier frequency Hz
: 433M
Transmission power dBm
: thirty
Test distance in kilometers
: five point six
Air speed bps
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