[IC] : ASR6501
[Frequency] : CN470~510MHZ
[Power] : 22dBm
[Distance] : 7km
[Interface] : SoC
[Introduction] : E78-470LN22S is a SoC LoRa RF module designed by Ebyte. This module adopts ASR6501 chip of ASR company. Small size, low power consumption, and it supports LoRaWAN, LinkWAN protocols, suitable for various IoT application scenarios.
Main parameter
| Main parameter | Description |
| Core IC | ASR6501 |
| Size | 20* 14*2.8 mm |
| Net weight | 1.3±0.1g |
| Working temperature | -40 ~ 85℃ |
| Working humidity | 10% ~ 90% |
| Storage temperature | -40 ~ 125°C |
| Pin No. | Pin Item | Pin Direction | Pin Application |
1 | GND | - | Ground wire, connected to the power reference ground |
2 | VCC | - | Power supply, range 2.5-3.7V (external ceramic filter capacitor is recommended) |
3 | SETB | Input/output | Ground wire, connected to the power reference ground |
4 | DIO1 | Input/output | Multipurpose digital IO cannot be used as external GPIO |
5 | BUSY | Input/output | SPI busy indicator that cannot be used as an external GPIO |
6 | I2C_SDA | Input/output | I2C SCL pins |
7 | I2C_SCL | Input/output | I2C SDA pin |
8 | UART_CTS | Input/output | UART CTS pin |
9 | UART_RTS | Input/output | UART RTS pin |
10 | GND | - | Ground wire, connected to the power reference ground |
11 | ANT | - | Antenna interface, stamp hole (50 ohm characteristic impedance) |
12 | GND | - | Ground wire, connected to the power reference ground |
13 | GND | - | Ground wire, connected to the power reference ground |
14 | GND | - | Ground wire, connected to the power reference ground |
15 | GND | - | Ground wire, connected to the power reference ground |
16 | XRES | Input | External reset pins |
17 | ADC_IN | Input | ADC input pin |
18 | AUX | Input/output | MCU GPIO |
19 | SETA | Input/output | MCU GPIO |
20 | UART_RX | Input/output | UART RX pin |
21 | UART_TX | Input/output | UART TX pin |
22 | SWD_DATA | Input/output | SWD Data pins |
23 | SWD_CLK | Input/output | SWD Clock pin |
24 | GND | - | Ground wire, connected to the power reference ground |
25 | SPI_MISO | Input/output | SPI MISO test point, internally connected, cannot be used as external SPI |
26 | SPI_NSS | Input/output | SPI NSS test point, internally connected, cannot be used as an external SPI |
27 | SPI_MOSI | Input/output | SPI MOSI test point, internally connected, cannot be used as an external SPI |
28 | SPI_SCK | Input/output | SPI SCK test point, internally connected, cannot be used as external SPI |
| Order online |
| 【eBay】：https://www.ebay.com/usr/cdebyte |
| 【Aliexpress】：https://cdebyte.pt.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 | Interface | IC | Frequency Hz | Power dBm | Distance km | Air Rate(bps) | Package | Size (mm) | Feature | Manual | Sample |
|---|---|---|---|---|---|---|---|---|---|---|---|
| E78-868LN22S(6601) | SoC | ASR6601 | 868M | 22 | 5.6 | 0.018~62.5k | SMD | 14*20 | standard LoRaWan node module | ||
| E78-470LN22S(6601) | SoC | ASR6601 | 470M | 21 | 5.6 | 0.018~62.5k | SMD | 14*20 | LoRa SoC RF Module | ||
| E78-900TBL-01A | USB | ASR6505 | 850~925M | - | 5.5 | - | - | 70*36 | E78 series module test board | ||
| E78-400M22S1C | SoC | ASR6601 | 470M 433M | 21 | 5.5 | - | SMD | 26*16*2.8 | LoRa Spread Spectrum | ||
| E78-400TBL-01 | USB | - | - | - | - | - | - | 58*28 | E78 series module test board | ||
| E78-400M22S1A | - | ASR6505 | 470M 433M | 21 | 5.5 | - | SMD | 26* 16*2.8 | LoRaWan node module | ||
| E78-868LN22S | - | ASR6501 | 900MHz | 21 | - | - | SMD | 20* 14*2.8 | LoRa RF Module，Wireless Module | ||
| E78-470LN22S | - | ASR6501 | 433M | 22 | 7 | 0.018k~62.5k | SMD | 14*20 | Low consumption, anti-interference |
