| 射频参数 | 参数值 | 备注 |
| 工作频段 | 2360~2500 MHz | 支持 ISM 频段 |
| 最大发射功率 | 8dBm | — |
| 接收灵敏度 | -103dBm@BLE 125kbps （长距离模式） -95dBm@BLE 1Mbps | — |
| 实测距离 | 250米 | 晴朗空旷，高度 2.5 米，空中速率 1Mbps |
| 硬件参数 | 参数值 | 备注 |
| 晶振频率 | 32MHz/32.768kHz | |
| 支持协议 | BLE4.2/5.0 | |
| 供电方式 | USB/1.27mm 孔 | |
| 接口方式 | USB/1.27mm 孔 | |
| IC 全称 | nRF52840-QIAAC0/aQFNTM 73 | |
| FLASH | 1024kB | |
| RAM | 256kB | |
| 内核 | ARM@ Cortex ® -M4 | |
| 外形尺寸 | 59*18mm | 加外壳带帽 |
| 射频接口 | PCB 板载天线 | |
| 电气参数 | 最小值 | 典型值 | 最大值 | 单位 | 条件 |
| 工作电压 | 4.35 | 5 | 5.5 | V | USB 供电 |
| 通信电平 | 0 | 3.3 | 3.6 | V | 使用 5V 电平有风险烧毁 |
| 发射电流（TX only run current (DCDC, 3V) PRF =+8 dBm） | - | 17.05 | - | mA | |
| 发射电流(TX only run current (DCDC, 3V) PRF =+4 dBm) | - | 12.68 | - | mA | |
| 发射电流(TX only run current (DCDC, 5V, REG0 out = 3.3 V)PRF= 0dBm) | - | 7.25 | - | mA | |
| 发射电流(TX only run current (DCDC, 3V)PRF = 0dBm) | - | 7.63 | - | mA | |
| 发射电流(TX current (3V) 1Mbps BLE measured from VBAT with PRF=9dBm) | - | 32 | - | mA | |
| 接收电流(RX only run current (DCDC, 3V) 1Mbps / 1Mbps BLE) | - | 7.71 | - | mA | |
| 接收电流(RX only run current (DCDC, 3V) 2Mbps / 2Mbps BLE) | - | 8.27 | - | mA | |
| 工作温度 | -40 | - | +125 | ℃ | 工业级 |
| 序号 | 引脚 | 引脚方向 | 备注 |
| 1 | GND | —— | 电源参考地 |
| 2 | P0.10 | J24 | 详见官方芯片手册 |
| 3 | P0.09 | L24 | 详见官方芯片手册 |
| 4 | P1.04 | U24 | 详见官方芯片手册 |
| 5 | P1.02 | W24 | 详见官方芯片手册 |
| 6 | P1.00 | AD22 | 详见官方芯片手册 |
| 7 | P1.07 | P23 | 详见官方芯片手册 |
| 8 | P1.01 | Y23 | 详见官方芯片手册 |
| 9 | P0.24 | AD20 | 详见官方芯片手册 |
| 10 | P0.22 | AD18 | 详见官方芯片手册 |
| 11 | P0.20 | AD16 | 详见官方芯片手册 |
| 12 | P0.17 | AD12 | 详见官方芯片手册 |
| 13 | P0.15 | AD10 | 详见官方芯片手册 |
| 14 | P0.13 | AD8 | 详见官方芯片手册 |
| 15 | P0.14 | AC9 | 详见官方芯片手册 |
| 16 | VBUS | USB5V | 禁止与 USB 同时供电，最大 5.5V |
| 17 | VDD | —— | 芯片供电引脚，最大 3.6V，禁止与 USB 电源同时供电 |
| 18 | GND | —— | 电源参考地 |
| 19 | P0.04 | J1 | 详见官方芯片手册 |
| 20 | P0.26 | G1 | 详见官方芯片手册 |
| 21 | P0.11 | B19 | 详见官方芯片手册 |
| 22 | P0.31 | A8 | 详见官方芯片手册 |
| 23 | P0.29 | A10 | 详见官方芯片手册 |
| 24 | P0.02 | A12 | 详见官方芯片手册 |
| 25 | P1.15 | A14 | 详见官方芯片手册 |
| 26 | P1.13 | A16 | 详见官方芯片手册 |
| 27 | P1.11 | B19 | 详见官方芯片手册 |
| 28 | P1.10 | A20 | 详见官方芯片手册 |
| 29 | GND | —— | 电源参考地 |
| 30 | GND | —— | 电源参考地 |
| 31 | V | VDD | 下载接口，尽量避免 USB 供电下 VDD 同时供电 |
| 32 | R | RESET | 下载接口，尽量避免 USB 供电下 VDD 同时供电 |
| 33 | D | SWDIO | 下载接口，尽量避免 USB 供电下 VDD 同时供电 |
| 34 | C | SWCLK | 下载接口，尽量避免 USB 供电下 VDD 同时供电 |
| 35 | G | GND | 下载接口，尽量避免 USB 供电下 VDD 同时供电 |
| 36 | RST | RESET | 复位按键 |
| 37 | SW | P1.06 | 功能按键 |
| 38 | LED1 | RGB 三色 LED | R(红色): P0.08; G(绿色): P1.09; B(蓝色): P0.12 |
| 39 | LED | LED | P0.06 |
| 40 | G | GND | USB 测试点 |
| 41 | D+ | —— | USB 测试点 |
| 42 | D- | —— | USB 测试点 |
| 43 | V | VBUS | USB 测试点 |
| 在线购买 |
| 【天猫旗舰店】：https://detail.tmall.com |
| 【京东商城】：https://i-item.jd.com |
| 【官方淘宝店】：https://item.taobao.com |
| 【阿里巴巴】：https://detail.1688.com |
| 批量采购/定制产品 |
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| 技术咨询 |
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| 产品 型号 | 接口类型 | 芯片方案 | 工作频率 Hz | 发射功率 dBm | 通信距离 km | 通信协议 | 天线形式 | 产品尺寸 mm | 功能特点 | 技术 手册 | 样品 购买 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| EWM104-BT5125(SPDIF) | USB | QCC5125 | 2.4G | 9 | 0.12 | BLE 5.1 | 邮票孔 | 13*18 | SPDIF输出接口、无线蓝牙音频模块 | ||
| EWM104-BT5125(I2S) | USB | QCC5125 | 2.4G | 9 | 0.12 | BLE 5.1 | 邮票孔 | 13*18 | I2S输出接口、无线蓝牙音频模块 | ||
| EWM104-BT5125(DAC) | USB | QCC5125 | 2.4G | 9 | 0.12 | BLE 5.1 | 邮票孔 | 13*18 | DAC输出接口、无线蓝牙音频模块 | ||
| EWD104-BT57(485) | RS485 | - | 2.4G | 20 | 0.56 | BLE 5.2 | SMA-K | 102*28*27 | 国产RS232/RS485转蓝牙无线适配器 | ||
| E104-BT52PX | UART | DA14531 | 2.4G | 20 | 0.5 | BLE 5.0 | IPEX 3代 | 16*10 | 低功耗，小体积，高性价比 | ||
| EWM104-BT57UP | USB | - | 2.4G | 23 | 0.22 | BLE 5.2 | PCB | 60*18*8.5 | 蓝牙转USB适配器，低功耗、主从一体、虚拟串口模块 | ||
| EWM104-BT57U | USB | - | 2.4G | 4.5 | 0.1 | BLE 5.2 | PCB | 18.5*14.5*6.0 | USB转蓝牙适配器，小体积、主从一体、虚拟串口模块 | ||
| EWM104-BT09SX | UART | TLSR8208BER | 2.4G | 11.5 | 0.2 | BLE 5.0 | 贴片式 | 10*10 | 低功耗小体积，蓝牙从机模块 | ||
| EWM104-BT09SP | UART | TLSR8208BER | 2.4G | 11.5 | 0.12 | BLE 5.0 | 贴片式 | 10*14.5 | 低功耗，蓝牙转串口从机模块 | ||
| E104-BT5032B | UART | nRF52832 | 2.4G | 20 | 0.5 | BLE 5.0 | 陶瓷天线 | 11.6*20 | 低功耗，透明传输，主从一体 | ||
| E104-BT09 | UART | TLSR8208BER | 2.4G | 11.5 | 0.15 | BLE 5.0 | 贴片式 | 13*19 | 低功耗，从机模块 | ||
| E104-BT08 | UART | - | 2.4G | 8 | 0.06 | BLE 5.1 | 贴片式 | 10*10 | 低功耗，主从一体 | ||
| E104-BT07 | UART | - | 2.4G | 8 | 0.13 | BLE 5.1 | 贴片式 | 21.9*14.6 | 低功耗，主从一体 | ||
| E104-BT53C3 | UART | EFR32BG22 | 2.4G | 6 | 0.17 | BLE 5.2 | PCB | 23*16 | 车规级耐高温、串口转BLE蓝牙模块 | ||
| E104-BT55SP | UART | CC2340R5 | 2.4G | 8 | 0.17 | BLE 5.3 | 板载PCB天线 | 10*14.5 | 低功耗，小体积 | ||
| E104-BT52X | UART | DA14531 | 2.4G | 0 | 0.13 | BLE 5.0 | IPEX 3代 | 10*10 | 低功耗，小体积，高性价比 | ||
| E104-BT11N-IPX | UART | EFR32MG21 | 2.4G | 20 | 0.3 | BLE Mesh | IPX | 16*13 | SigMesh自组网 | ||
| E104-BT11G-IPX | UART | EFR32MG21 | 2.4G | 20 | 0.3 | BLE Mesh | IPX | 16*13 | SigMesh自组网 | ||
| E104-BT11N-PCB | UART | EFR32MG21 | 2.4G | 20 | 0.2 | BLE Mesh | PCB | 19*13 | SigMesh自组网 | ||
| E104-BT11G-PCB | UART | EFR32MG21 | 2.4G | 20 | 0.2 | BLE Mesh | PCB | 19*13 | SigMesh自组网 | ||
| E104-BT5032U | USB | nRF52832 | 2.4G | 3 | 0.08 | BLE 4.2/BLE 5.0 | PCB | 59 * 18 | 蓝牙SoC方案，USB接口 | ||
| E104-BT53A3 | UART | EFR32BG22C224F512GM32 | 2.4G | 6 | 0.12 | BLE 5.2 | PCB | 13*19 | 低功耗，透明传输 | ||
| E104-BT12NSP-TB | USB | - | - | - | - | - | - | 46.5*26 | E104-BT12NSP模块测试板 | ||
| E104-BT12LSP-TB | USB | - | - | - | - | - | - | 46.5*26 | E104-BT12LSP模块测试板 | ||
| E104-BT12USP-TB | UART | TLSR8253F512 | 2.4G | 10 | 0.06 | - | PCB | 19*13 | SigMesh自组网 | ||
| E104-BT12LSP | UART | TLSR8253F512 | 2.4G | 10 | 0.06 | - | PCB | 19*13 | SigMesh自组网 | ||
| E104-BT12NSP | UART | TLSR8253F512 | 2.4G | 10 | 0.06 | - | PCB | 19*13 | SigMesh自组网 | ||
| E104-BT5040UA | USB | nRF52840 | 2.4G | 8 | 0.25 | BLE 4.2/BLE 5.0 | PCB | 59 * 18 | 蓝牙SoC方案，USB接口 | ||
| E104-BT5005A | UART | nRF52805 | 2.4G | 4 | 0.07 | BLE 5.0 | 陶瓷天线 | 9*9 | 超小体积封装，透明传输 | ||
| E104-BT5011A | UART | nRF52811 | 2.4G | 4 | 0.07 | BLE 5.1 | 陶瓷天线 | 11.5*16 | Long Range特性，透明传输 | ||
| E104-BT51A | UART | CC2640R2L | 2.4G | 5.5 | 0.05 | BLE 5.0 | 陶瓷天线 | 16*11.5 | 低功耗，透明传输 | ||
| E104-BT5040U | USB | nRF52840 | 2.4G | 8 | 0.25 | BLE 4.2/BLE 5.0 | PCB | 59 * 18 | 蓝牙SoC方案，USB接口 | ||
| E104-BT52 | UART | DA14531 | 2.4G | 0 | 0.09 | BLE 5.0 | 板载天线 | 14.5*10 | 低功耗，小体积，高性价比 | ||
| E104-BT53A1 | UART | EFR32 | 2.4G | 6 | 0.12 | BLE 5.2 | PCB | 13*19 | 低功耗，透明传输 | ||
| E104-BT11 | UART | EFR32MG21 | 2.4G | 20 | 0.2(PCB天线) 0.3(IPX天线) | BLE Mesh | PCB/IPX | 19*13(PCB版本) 16*13(IPX版本) | SigMesh自组网 | ||
| E104-BT30 | 1.1mm（详见尺寸图及 PCB 封装库） | CSRA64215 | 2.4G | 9 | 0.05 | V4.2+EDR | PCB | 25 *16 | 音频蓝牙传输、高性价比 | ||
| E104-BT40 | UART | - | 2.4G | 3 | 0.03 | V4.2+V3.0 SPP | PCB | 21*13 | 低功耗，串口转双模蓝牙从机 | ||
| E104-BT51 | UART | CC2640R2F | 2.4G | 5 | 0.75 | BLE 5.0 | PCB/IPX | 17.5*28.7 | 低功耗，透明传输 | ||
| E104-BT5032A | UART | nRF52832 | 2.4G | 4 | 0.06 | BLE 5.0 | 陶瓷天线 | 11.6 * 16 | 低功耗，透明传输 | ||
| E104-BT5010A | UART | nRF52810 | 2.4G | 4 | 0.055 | BLE 5.0 | 陶瓷天线 | 11.5*16 | 低功耗，透明传输 | ||
| E104-BT54S | UART | BLUENRG355MC | 2.4G | 8 | 0.3 | BLE 5.1 | IPEX，板载PCB天线 | 28*16*2.7 | STM意法半导体全新SoC蓝牙模块 | ||
| E104-BT05 | UART | - | 2.4G | 8 | 0.07 | BLE 4.2 | PCB | 10 * 14.5 | 低功耗，透明传输 | ||
| E104-2G4U04A | USB | CC2540 | 2.4G | 4 | 0.06 | BLE 4.0 | PCB | 59 * 18 | 蓝牙SoC方案，USB接口 | ||
| E104-BT02 | UART | DA14580 | 2.4G | 0 | 0.1 | BLE 4.2 | PCB | 14 * 22 | 透明连传，业界最低功耗 | ||
| E104-BT01 | I/O | CC2541 | 2.4G | 0 | 0.05 | BLE 4.0 | PCB | 14 * 22 | 超低功耗，高性价比 |
