[IC]：nRF52811
[Frequency]：2.402~2.480GHz
[Protocol]：BLE5.1
[Distance] ：70m
[Size]：11.5*16mm
[Weight]：0.8±0.1g
[Introduction]：E104-BT5011A is a serial to BLE Bluetooth master-slave integrated module based on Bluetooth protocol version 5.1. It is small in size and low in power consumption. It works in the 2.4GHz frequency band.
Limit Parameters
| Main Parameters | Performance | Note | |
| Min | Max | ||
| Voltage supply [V] | 0 | 3.6 | Voltage over 3.6V will cause permanent damage to module |
| Blocking power [dBm] | - | 10 | Chances of burn is slim when modules areused in short distance |
| Operating temperature[℃] | -40 | +85 | Industrial grade |
Operating parameter
| Main Parameters | Performance | Remarks | ||
| Min | Typ | Max | ||
| Voltage supply [V] | 1.7 | 3.3 | 3.6 | ≥3.3 V ensures output power |
| Communication level（V） | - | 3.3 | - | For 5V TTL, it may be at risk of burning down |
| Operating temperature（℃） | -40 | - | +85 | Industrial design |
| Frequency [MHz] | 2402 | - | 2480 | Support ISM band |
| Transmitting current（mA） | - | 13 | 19 | - |
| Receivingcurrent（mA） | - | 13 | - | - |
| Sleep current（μA） | - | 8 | - | - |
| Maximum transmittingpower（dBm） | - | 3.8 | 4 | - |
| Receiving sensitivity（dBm） | - | -96 | - | Bluetooth®lowenergymode |
| Arbitrary I/O | VIL/VIH | GND/0.84 | GND/VCC | 0.36/VCC |
| VOL/VOH | GND/1.88 | GND/VCC | 0.47/VCC | |
| Sleep broadcast current(default) | - | 13.83 | - | Unit: uA. Broadcast gap is 1s |
| Sleep connection current(default) | - | 6.89 | - | Unit: uA. Broadcast gap is 1s |
| Main parameter | Description | Remarks |
| Distance | 70m | Test condition ： Clear and open environment, height 2.0 meters; @4dBm; air speed: 1Mbps |
| BLE protocol | BLE5.1 | - |
| Communication interface | UART | - |
| Package | SMD | - |
| Connector | 1.27 mm | - |
| Size | 11.6*16mm | - |
| Antenna | Ceramic antenna | 50Ω Impedance |
| No. | Item | Direction | Application | Remarks |
| 1 | GND | Input | Ground | - |
| 2 | P0.25 | - | NC | - |
| 3 | P0.26 | - | NC | - |
| 4 | MOD 1 | Input | Mode selection | Low level: configuration mode; High level: transparent transmission mode. |
| 5 | WKP 2 | Input | Wake-up pin | Wake up: falling edge Sleep: rising edge |
| 6 | DISC | Input | Disconnect pin | Internal pull up. Active on falling edge |
| 7 | LINK 3 | Output | Connection Status | Bluetooth connection: low level Bluetooth no connection: high level |
| 8 | DATA 4 | Output | Data indication | Data indication pin |
| 9 | GND | - | Ground | - |
| 10 | P0.02 | - | NC | - |
| 11 | P0.03 | - | NC | - |
| 12 | P0.04 | - | NC | - |
| 13 | P0.05 | - | NC | - |
| 14 | P0.06 | - | NC | - |
| 15 | P0.07 | - | NC | - |
| 16 | GND | - | Ground | Ground |
| 17 | VCC | - | Power ispositive | Power is positive |
| 18 | RXD | Input | UART RX pin | - |
| 19 | TXD | Output | UART TXpin | - |
| 20 | RTS | Output | Flow Control | Internal pull up |
| 21 | CTS | Input | Flow Control | Internal pull up |
| 22 | P0.21/RST | - | Power reset | Active low |
| 23 | SWDCLK | - | - | - |
| 24 | SWDIO | - | - | - |
| 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 m | communication protocol | Package | Size (mm) | Feature | Manual | Sample |
|---|---|---|---|---|---|---|---|---|---|---|---|
| E104-BT54S | UART | BLUENRG355MC | 2.4G | 8 | 0.3 | BLE 5.1 | IPEX,PCB antenna | 28*16*2.7 | New Bluetooth Module | ||
| E104-BT53A3 | UART | EFR32BG22C224F512GM32 | 2.4G | 6 | 0.12 | BLE 5.2 | PCB | 13*19 | Low power,BT5.2 | ||
| E104-BT12LSP-TB | USB | - | - | - | - | - | - | 46.5 * 26 | E104-BT12LSP module test board | ||
| E104-BT12NSP | UART | TLSR8253F512 | 2.4G | 10 | 60 | - | PCB | 19*13 | SigMesh self-organizing network | ||
| E104-BT12LSP | UART | TLSR8253F512 | 2.4G | 10 | 60 | - | PCB | 19*13 | SigMesh self-organizing network | ||
| E104-BT5040UA | USB | nRF52840 | 2.4G | 8 | 0.25 | BLE 4.2/BLE 5.0 | PCB | 59 * 18 | Bluetooth SoC，USB | ||
| E104-BT5005A | UART | nRF52805 | 2.4G | 4 | 0.07 | BLE 5.0 | Ceramic antenna | 9*9 | Ultra-slim size，transparent | ||
| E104-BT5040U | USB | nRF52840 | 2.4G | 8 | 0.25 | BLE 4.2/BLE 5.0 | PCB | 59 * 18 | Bluetooth SoC solution, USB interface | ||
| E104-BT5011A | UART | nRF52811 | 2.4G | 4 | 0.07 | BLE 5.1 | Ceramic antenna | 11.5 * 16 | Long Range feature, transparent transmission | ||
| E104-BT52 | UART | DA14531 | 2.4G | 0 | 0.09 | BLE 5.0 | PCB | 14.5*10 | Low energy Bluetooth to UART module | ||
| E104-BT51A | UART | CC2640R2L | 2.402~2.480GHz | 5 | 50 | BLE5.0 | PCB | 16*11.5mm | Low power Bluetooth to serial module | ||
| E104-BT06 | UART | - | 2.4G | 3 | 0.08 | BLE 4.2 | PCB | 27*13 | low-power consumption | ||
| E104-BT11 | UART | EFR32MG21 | 2.4G | 20 | 200m(PCB antenna)/300m(IPX antenna) | BLE Mesh | PCB/IPX | 19*13mm(PCB version)/16*13mm(IPX version) | SigMesh Ad hoc network | ||
| E104-BT53A1 | UART | EFR32BG22 | 2.4G | 6 | 0.12 | BLE 5.2 | PCB | 13*19 | Low power consumption, Bluetooth 5.2 | ||
| E104-BT40 | UART | - | 2.4G | 3 | 0.03 | V4.2+V3.0 SPP | PCB | 21*13 | Dual-mode Bluetooth module | ||
| E104-BT51 | UART | CC2640R2F | 2.4G | 5 | 0.75 | BLE 5.0 | PCB/IPX antenna | 17.5*28.7 | Low-power transparent transmission | ||
| E104-BT30 | - | CSRA64215 | 2.4G | 9 | 0.05 | V4.2+EDR | PCB | 25 *16 | BLE audio transmission | ||
| E104-BT5010A | UART | nRF52810 | 2.4G | 4 | 0.055 | BLE 5.0 | Ceramic antenna | 11.5 * 16 | Bluetooth UART Transparent module | ||
| E104-BT5032A | UART | nRF52832 | 2.4G | 4 | 0.06 | - | Ceramic antenna | 11.6 * 16 | Ultra low power consumption,Transparent transmission | ||
| E104-BT05 | UART | TLSR8266 | 2.4G | 8 | 0.7 | BLE 4.2 | PCB | 10 * 14.5 | Low power,Continuous transmission | ||
| E104-2G4U04A | USB | CC2540 | 2.4G | 4 | 0.06 | BLE 4.0 | PCB | 59 * 18 | Bluetooth SoC solution, USB | ||
| E104-BT02 | UART | DA14580 | 2.4G | 0 | 0.1 | BLE 4.2 | PCB | 14*22 | Low power,Continuous transmission | ||
| E104-BT01 | UART | CC2541 | 2.4G | 0 | 0.05 | BLE 4.0 | PCB | 14*22 | Low power |
