Ebyte E34-2G4H11S High transmission rate anti-interference automatic frequency ttl uart ethernet module 2.4GHz rf module
[Frequency]：2.4~2.518GHz
[Transmit power]：11dBm
[Communication interface]：UART serial port
[Size]：12*19mm
[Introduction]：E34-2G4H11S is a wireless data transmission module, operating in the 2.4~2.518GHz frequency band, half-duplex, TTL level output, using serial port for data transceiver, reducing none The threshold of line application
| main parameters | performance | Remark | |||
| Min | Typ | Max | |||
| Supply voltage (V). | 2.5 | 3.3 | 3.6 | ≥3.3V guaranteed output power | |
| Communication level (V) | 3.3 | ||||
| Operating temperature (°C) | -40 | - | 85 | Industrial-grade design | |
| Operating frequency band (MHz) | 2400 | - | 2518 | ISM bands are supported | |
| power consumption | Emission current (mA). | 50 | Instantaneous power consumption | ||
| Receive current (mA) | 23 | ||||
| Sleep current (μA) | 3 | The software shuts down | |||
| Maximum transmit power (dBm) | 10.5 | 11 | 11. 5 | ||
| Reception sensitivity (dBm) | -90 | The air speed is 250kbps | |||
| Air rate (bps) | Not adjustable | Software automatic optimization, automatically adapt to the baud rate | |||
| main parameters | performance | Remark |
| The reference distance | 130m | Sunny and open environment, antenna height of 2.5 meters, air speed 250kbps |
| Subcontracting | 27 Btye | Maximum length of a single send |
| Cache capacity | 256 Btye | |
| Modulation mode | GFSK | |
Communication interface | UART serial | TTL level |
| Encapsulation mode | SMD | |
| Interface mode | 1.27mm | |
| Dimensions | 12* 1 9mm | |
| Antenna interface | PCB onboard | The equivalent impedance is approximately 50Ω |
| main parameters | performance | Remark | |
| Min | Max | ||
| Supply voltage (V). | 2.5 | 3.6 | Permanently burns modules over 3.6V |
| Blocking power (dBm) | - | 10 | The probability of burning at close range is small |
| Operating temperature (°C) | -40 | +85 | Industrial grade |