[Frequency] : 400~470MHz
[Power] : 30dBm
[Distance] : 5km
[Tx gain] : 12dB
[Rx gain] : 15dB
[Size] : 27.5*18mm
[Feature] : E21-400G30S is a pure hardware RF mid-power amplifier (PA) launched by Chengdu Ebyte Company, with a maximum output power of 1W, covering a frequency range of 410 to 470MHz. The module has a built-in LNA low-noise amplifier, which can greatly improve wireless communication. Communication distance.
Pin number | Pin name | Pin direction | Pin usage |
1 | VCC | enter | Power supply, range 3.3~5.5V (5V recommended, ceramic filter capacitor is recommended to be added externally) |
2 | GND | enter | Ground wire, connected to the power reference ground |
3 | TX_EN | enter | RF switch pin control; when transmitting, TX_EN is high and RX_EN is low |
4 | RX_EN | enter | RF switch pin control; when receiving, RX_EN is high and TX_EN is low |
5 | GND | input/Output | Ground wire, RF reference ground |
6 | PIN | input/Output | Sending mode: RF signal input, receiving mode: RF signal output,impedance 50ohm |
7 | GND | input/Output | Ground wire, RF reference ground |
8 | GND | input/Output | Ground wire, RF reference ground |
9 | ANT | input/Output | Sending mode: RF signal output, receiving mode: RF signal input,impedance 50ohm |
10 | GND | input/Output | Ground wire, RF reference ground |
Order online |
【eBay】:https://www.ebay.com/usr/cdebyte |
【Aliexpress】:https://cdebyte.pt.aliexpress.com |
【Aliexpress】:https://www.aliexpress.com |
【Alibaba】:https://www.alibaba.com |
For batch order/customized product |
【Sales hotline】:+86-28-61399028 Ext.812 |
【E-mail】:service@cdebyte.com |
Technical support |
【Submit online】:http://www.ebyte.com/en/apple-technology.aspx |
【E-mail】:support@cdebyte.com |
Model | IC | Interface | Frequency Hz | Power dBm | Distance km | Air Rate(bps) | Package | Size (mm) | Feature | Manual | Sample |
---|---|---|---|---|---|---|---|---|---|---|---|
E21-900G30S | - | - | 868/915M | 30 | 5.0 | 1k | SMD | 27.5*18 | Long transmission distance, strong penetration and diffraction ability | ||
E21-400G30S | - | - | 433/470M | 30 | 5.0 | 1k | SMD | 27.5*18 | Long transmission distance, strong penetration and diffraction ability | ||
E21-PA01 | - | - | 410 ~ 480M | 30 | 5.0 | - | SMD | 23 * 40mm | LNA (low-noise amplifier) |