[IC]：nRF52810
[Frequency]：2.379~2.496GHz
[Protocol]：BLE 4.2/5.0
[Distance]：100m
[Size]：17.5*23.5mm
[Antenna]：IPEX
[Introduction]：E73-2G4M04S1AX is a small volume chip Bluetooth wireless module independently developed based on nrf52810 chip of Nordic of Norway. It adopts 32mhz industrial crystal oscillator to ensure its industrial characteristics and stable performance.
| Main parameter | Description | Remark |
| Operating frequency | 2379~2496 MHz | Support ISM band |
| Tx power | 4 dBm | - |
| Receiving sensitivity | -95 dBm | Air data rate is 1Mbps |
| Crystal frequency | 32MHz/32.768KHz | - |
| Distance for reference | 100m | Test condition：clear and open area, antenna gain: 5dBi,antenna height: 2.5m，air data rate: 1Mbps |
| Main parameter | Performance | Remark |
| IC | nRF52810-QFAABB/QFN48 | - |
| FLASH | 192 KB | - |
| RAM | 24 KB | - |
| Kernel | ARM Cortex®-M4 | - |
| Size | 17.5*23.5mm | - |
| Antenna | IPEX | Impedance is about 50 ohms |
| Support protocal | BLE 4.2/5.0 | - |
| Package | SMD | - |
| Main parameter | Min. | Typ. | Max. | Unit | Remark |
| Operating voltage | 1.8 | 3.3 | 3.6 | V | ≥3.3 V can ensures output power |
| Communication level | - | 3.0 | - | V | For 5V TTL, it may be at risk of burning down |
| TX current | - | 18 | - | mA | Instant power consumption |
| RX current | - | 13 | - | mA | |
| Sleep current | - | 2 | - | μA | Software is shut down |
| Operating temperature | -40 | 20 | +85 | ℃ | Industrial design |
| No. | Pin | Pin direction | Description |
| 0 | GND | Input | Ground, connected to reference ground of power |
| 1 | GND | Input | Ground, connected to reference ground of power |
| 2 | GND | Input | Ground, connected to reference ground of power |
| 3 | DEC2 | - | 1.3 V digital power decoupling regulator (see chip manual for details) |
| 4 | DEC3 | - | Power supply decoupling (see chip manual for details) |
| 5 | P0.25 | Input/Output | MCU GPIO |
| 6 | P0.26 | Input/Output | MCU GPIO |
| 7 | P0.27 | Input/Output | MCU GPIO |
| 8 | P0.28 | Input/Output | MCU GPIO |
| 9 | P0.29 | Input/Output | MCU GPIO |
| 10 | P0.30 | Input/Output | MCU GPIO |
| 11 | P0.31 | Input/Output | MCU GPIO |
| 12 | DEC4 | - | Power supply decoupling (see chip manual for details Input from DC/DC regulator, output from 1.3 V LDO) |
| 13 | DCC | - | DC / DC regulator output (see chip manual for details) |
| 14 | DEC1 | - | 0.9 V digital power decoupling regulator (see chip manual for details) |
| 15 | GND | Input | MCU GPIO |
| 16 | VCC | Input | Power supply 1.8 ~ 3.6V DC（Note: The voltage higher 3.6V is forbidden） |
| 17 | P0.02 | Input/Output | MCU GPIO |
| 18 | P0.03 | Input/Output | MCU GPIO |
| 19 | P0.04 | Input/Output | MCU GPIO |
| 20 | P0.05 | Input/Output | MCU GPIO |
| 21 | P0.06 | Input/Output | MCU GPIO |
| 22 | P0.07 | Input/Output | MCU GPIO |
| 23 | P0.08 | Input/Output | MCU GPIO |
| 24 | P0.09 | Input/Output | MCU GPIO |
| 25 | P0.10 | Input/Output | MCU GPIO |
| 26 | P0.11 | Input/Output | MCU GPIO |
| 27 | P0.12 | Input/Output | MCU GPIO |
| 28 | P0.13 | Input/Output | MCU GPIO |
| 29 | P0.14 | Input/Output | MCU GPIO |
| 30 | P0.15 | Input/Output | MCU GPIO |
| 31 | P0.16 | Input/Output | MCU GPIO |
| 32 | P0.17 | Input/Output | MCU GPIO |
| 33 | P0.18 | Input/Output | MCU GPIO |
| 34 | P0.19 | Input/Output | MCU GPIO |
| 35 | P0.20 | Input/Output | MCU GPIO |
| 36 | P0.21 | Input/Output/RST | MCU GPIO |
| 37 | SWDCLK | Input | Serial Line Debugging / Clock Input Debugging and Programming |
| 38 | SWDIO | Input | Serial line debugging and programming debugging |
| 39 | P0.22 | Input/Output | MCU GPIO |
| 40 | P0.23 | Input/Output | MCU GPIO |
| 41 | P0.24 | Input/Output | MCU GPIO |
| 42 | GND | Input | Ground, connected to reference ground of power |
| 43 | GND | Input | Ground, connected to reference ground of power |
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| 【Alibaba】：https://www.alibaba.com |
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| Technical support |
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| Model | IC | Interface | Frequency Hz | Power dBm | Distance km | Air Rate(bps) | Package | Size (mm) | Feature | Manual | Sample |
|---|---|---|---|---|---|---|---|---|---|---|---|
| E73-2G4M04S1FX | I/O | nRF52811 | 2.4G | 4 | 0.12 | BLE 5.1/IEEE 802.15.4-2006 | PCB/IPEX | 17.5*23.5 | ARM CORTEX-M4 Core | ||
| E73-2G4M04S1F | I/O | nRF52811 | 2.4G | 4 | 0.12 | BLE 5.1/IEEE 802.15.4-2006 | PCB/IPEX | 17.5 * 28.7 | ARM CORTEX-M4 Core | ||
| E73-2G4M08S1EX | I/O | nRF52833 | 2.4G | 8 | 0.12 | BLE 5.1、Ble mesh、Thread、Zigbee | IPEX | 13*18 | ARM CORTEX-M4 Core | ||
| E73-2G4M08S1CX | I/O | nRF52840 | 2.4G | 8 | 0.12 | BLE 4.2/5.0 | IPEX | 13.0 * 18.0 | Small volume chip Bluetooth wireless module | ||
| E73-2G4M04S1AX | I/O | nRF52810 | 2.4G | 4 | 0.1 | BLE 4.2/5.0 | IPEX | 17.5*23.5 | Small volume chip Bluetooth wireless module | ||
| E73-2G4M04S1BX | I/O | nRF52832 | 2.4G | 4 | 0.1 | BLE 4.2/5.0 | IPEX | 17.5*23.5 | Small volume chip Bluetooth wireless module | ||
| E73-2G4M08S1E | I/O | nRF52833 | 2.4G | 8 | 0.12 | BLE 5.1、Ble mesh、Thread、Zigbee | ceramic antenna | 13.0 * 18.0 | ARM CORTEX-M4 Core | ||
| E73-2G4M04S1A | nRF52810 | I/O | 2.4G | 4 | 0.1 | BLE 4.2/5.0 | PCB/IPX | 17.5 * 28.7 | Small size, integrated ARM MCU | ||
| E73-2G4M08S1C | nRF52840 | I/O | 2.4G | 8 | 0.12 | BLE 4.2/5.0 | Ceramic antenna | 13.0 * 18.0 | Small size, integrated ARM MCU | ||
| E73-2G4M04S1D | nRF51822 | I/O | 2.4G | 4 | 0.1 | BLE 4.2 | PCB/IPX | 17.5 * 28.7 | Low power consumpti, bluetooth | ||
| E73-2G4M04S1B | nRF52832 | I/O | 2.4G | 4 | 0.1 | BLE 4.2/5.0 | PCB/IPX | 17.5 * 28.7 | Small size, integrated ARM MCU |
