E200-470A17S SMD wireless serial port module
[Frequency]：470~512MHz
[Power]：17dBm
[Distance]：300m
[Size]：16*26mm
[Weight]：2.1±0.1g
[Feature]： new wireless audio transmission module
[Introduction]：E200-470A17S is a new wireless audio transmission module, which integrates transceiver. It has the characteristics of small size and convenient use. It works in the frequency band (470.033 ～ 512.273MHz) (default 512.273MHz), uses hardware I/O to select channels, supports MIC input and speaker output, and is compatible with 3.3V and 5V power supply voltages.
Limit Parameters
| Main Parameters | Performance | Remarks | |
| Min. | Max | ||
| voltage（V） | 0 | 5.5 | Voltage over 5.5V will cause permanent damageto module |
| I/O Voltage | -0.3 | 3.6 | Voltage over 3.6V will cause permanent damageto module I/O |
| Blocking power（dBm） | - | 15 | It is less likely to burn when used at close range |
| Operating temperature（℃） | -40 | +85 | Industrial grade |
Operating parameter
| Main Parameters | Performance | Remarks | ||
| Min. | Type | Max | ||
| Operating voltage（V） | 2.3 | 3.3 | 5.5 | ≥5.0 V ensures output power |
| Communication level（V） | -0.3 | 3.3 | 3.6 | For 5V TTL, it may be at risk of burning down |
| Operating temperature（℃） | -40 | - | +85 | Industrial design |
| Operating frequency（MHz） | 470.033 | - | 512.273 | Support ISM band |
| TX Current(mA) | 98 | 100 | 102 | Instantaneous power consumption, averagecurrent: 35mA |
| RX current（mA） | 44 | 45 | 46 | The output is connected to 8ohm, 250mW speaker, the maximum volume is 185mA |
| Max TX power（dBm） | 16.5 | 17 | 17.5 | - |
| Receiving sensitivity（dBm） | - | -98 | - | Air data rate 500kbps |
| Main parameter | Description | Remarks |
| Reference distance | 300m | Test condition：clear and open area, antenna gain: 5dBi， antennaheight: 2.5 m，air data rate: 500 kbps |
| Modulation | FSK | Modulation technology |
| Communication Interface | UART serial | TTL level (reserved unused) |
| Package | SMD | - |
| Interface | 1.27mm | - |
| size | 16*26 mm | - |
| RF Interface | IPEX/Stamp hole | 50 ohm impedance |