[IC]：-
[Frequency]：2.4~2.525GHz
[Power]：19~20dBm
[Distance]：1000m
[Size]：14*23mm
[Weight]：1.2±0.1g
[Introduction]：E01-2G4M20S1B is a 2.4GHz SMD small-sized wireless module with PCB antenna developed by Ebyte. Built-in power amplifier (PA) and low-noise amplifier (LNA) on the original basis, so that the maximum transmit power reaches 100mW while receiving sensitivity is further improved.
| Main parameter | Description | Remark |
| Voltage supply | 0~3.6V | Voltage over 3.6V will cause permanent damage to module |
| Blocking power | -10dBm | Chances of burn is slim when modules are used in short distance |
| Working temperature | -40 ~85℃ | - |
| Distance | 1000m | in open and clear air, at height of 2.5m，air data rate:250kbps |
| FIFO | 32Byte | Max packet length per time |
| Crystal Frequency | 16MHz | - |
| Modulation | GFSK | - |
| Package | SMD | - |
| Connector | Half hole 1.27mm | - |
| Communication interface | SPI | 0-10Mbps |
| Size | 23 * 14mm | with PCB antenna |
| Antenna | PCB antenna | 50 ohm impedance match |
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
| Operating voltage | 2.0 | 3.3 | 3.6 | V | ≥3.3 V ensures output power |
| Communication level | - | 3.3 | - | V | For 5V TTL, it may be at risk of burning down |
| TX current | - | 135 | - | mA | Instant power consumption |
| RX current | - | 20 | - | mA | - |
| Sleep current | 19 | 19.5 | 20 | μA | Software is set 0dBm, built-in pa |
| Pin No. | Pin item | Pin direction | Application |
| 1 | VCC | Power supply | Power supply must be between 2.0 and 3.6V |
| 2 | CE | Input | Module control pin |
| 3 | CSN | Input | Chip select pin for starting new SPI communication |
| 4 | SCK | Input | SPI clock pin |
| 5 | MOSI | Input | SPI data input pin |
| 6 | MISO | Output | SPI data output pin |
| 7 | IRQ | Output | Interrupt request，valid in low level |
| 8 | GND | Power supply | Ground, connected to power reference ground (Module fixed) |
| 9 | GND | Power supply | Ground, connected to power reference ground (Module fixed) |
| 10 | GND | Power supply | Ground, connected to power reference ground |
| Order online |
| 【eBay】：https://www.ebay.com/usr/cdebyte |
| 【Aliexpress】：https://www.aliexpress.com/store/2798183 |
| 【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 data rate | Package | Size (mm) | Feature | Manual | Sample |
|---|---|---|---|---|---|---|---|---|---|---|---|
| E01-2G4M27S | SPI | nRF24L01P | 2.4G | 27 | 2.2 | 250k~2M | SMD | 14*23 | a small-size SMD wireless module with PCB antenna | ||
| E01C-ML01D | SPI | Si24R1 | 2.4G | 7 | 0.3 | 250k~2M | DIP | 12.6 * 22.6 | Small in-line type, on-board antenna | ||
| E01-2G4M27SX | SPI | nRF24L01P | 2.4G | 27 | 4 | 250k~2M | SMD | 18*14.5 | 2.4GHz SMD wireless module with ultra-small size | ||
| E01-2G4M20S1B | SPI | - | 2.4G | 20 | 1 | 250k~2M | SMD | 14 * 23 | 2.4GHz SMD Wireless Module | ||
| E01-2G4M01S1B | SPI | - | 2.4G | 5 | 0.2 | 250k~2M | SMD | 12 * 19 | Ultra-small volume patch type, PCB antenna | ||
| E01-2G4M13S | SPI | nRF24L01P | 2.4G | 13 | 0.8 | 250k~2M | SMD | 14*23 | Small size, easy for embedded development | ||
| E01-2G4M27D | SPI | nRF24L01P | 2.4G | 27 | 5 | 250k~2M | DIP | 18*33.4 | Strong anti-interference ability | ||
| E01-ML01S | SPI | nRF24L01P | 2.4G | 0 | 0.1 | 250k~2M | SMD | 12*19 | Small size, easy for embedded development | ||
| E01-ML01D | SPI | nRF24L01P | 2.4G | 0 | 0.1 | 250k~2M | DIP | 12.6*22.6 | Small size, easy for embedded development | ||
| E01-ML01IPX | SPI | nRF24L01P | 2.4G | 0 | 0.2 | 250k~2M | SMD | 12*19 | Small size, easy for embedded development | ||
| E01-ML01SP2 | SPI | nRF24L01P | 2.4G | 20 | 1.8 | 250k~2M | SMD | 12.8*25 | Dual antennas, small for embedded development | ||
| E01-ML01SP4 | SPI | nRF24L01P | 2.4G | 20 | 2.0 | 250k~2M | SMD | 14.5*18 | Small, long distance, anti-interference | ||
| E01-ML01DP4 | SPI | nRF24L01P | 2.4G | 20 | 1.8 | 250k~2M | DIP | 15*27 | PCB antenna, for embedded development | ||
| E01-ML01DP5 | SPI | nRF24L01P | 2.4G | 20 | 2.5 | 250k~2M | DIP | 18*33.4 | Strong anti-interference ability |
