[IC]：RTL8760ATT
[Frequency]：2402~2480MHz
[Protocol]：V2.1
[Distance]：50m
[Size]：25*13mm
[Weight]：1.2±0.1g
[Introduction]：E104-BT20 Bluetooth serial communication module is a data transmission module based on Bluetooth Specification V2.1 BR / EDR Bluetooth protocol.The working frequency is 2.4GHz ISM, and the modulation method is GFSK. The module's maximum transmission power is 3dBm.
Limit Parameters
| Main Parameters | Value | Remarks | |
| Min. | Max | ||
| Input Voltage(V) | 0 | 3.6 | Permanent damage occurred when voltage is over 3.6V |
| Blocking Power(dBm) | - | 10 | Low chance to be damaged for short-distance transceiving |
| Working Temp.(℃) | 0°C | +85 | - |
Working Parameters
| Main Parameters | Value | Remarks | ||
| Min. | Typical | Max | ||
| Working Voltage(V) | 3.0 | 3.3 | 3.6 | Voltage above 3.3V can guaranty Max TX power |
| Tx Electrical Level(V) | - | 3.3 | - | 5V TTL could cause permanent damage |
| Working Temp(℃) | 0℃ | - | +70℃ | - |
| Working FrequencyChannel(MHz) | 2402 | - | 2480 | Support ISM Chanel |
| TX Current(mA) | 18.5 | - | 72.6 | - |
| RX Current(mA) | 18.7 | - | 69.1 | - |
| Max TX Power(dBm) | - | 3 | - | - |
| RX Sensitivity(dBm) | - | -89 | - | - |
| Arbitrary IO(VIL/VIH) | -/1.75V | - | 1.5V/- | - |
| Arbitrary IO(VOL/VOH) | -/VCC-0.25 | - | GNG+0.25/- | - |
| Connection Current(slave module) | - | 20 | - | mA |
| Parameters | Value | Remarks |
| Reference Range | 1500m@SUB-1GHz | Conditions: Clear Sky, Antenna Gain 5dBi, Antenna Height 2.5m, Air rate 1kbps |
| 120m@2.4G | Conditions: Clear Sky, Antenna Gain 5dBi, Antenna Height 2.5m, Air rate 1Mbps | |
| TCXO Frequency | 48MHz/32.768k | High rate at 48MHz/Low Rate at 32.768k |
| Protocol | GFSK | / |
| Encapsulation | SMD | / |
| Interface Type | 1.27mm Stamp Hole | / |
| IC Model | CC1352P1F3RGZ | / |
| FLASH | 352KB | / |
| RAM | 80KB | / |
| Core | Arm ® Cortex ® -M4F | / |
| Size | 32*20mm | / |
| Antenna Interfaces | IPEX/Stamp Hole@sub-1G, PCB Antenna@2.4G | Equivalent Impedance is around 50Ω |
| Reference distance | 50m | Clear and open environment, antenna height 2.5m |
| Launch length | 300Byte | - |
| Bluetooth protocol | Bluetooth Specification V2.1+EDR | - |
| Communication Interface | UART | - |
| Packaging type | SMD | - |
| Interface method | 1.27mm | - |
| Dimensions | 13*25mm | - |
| product weight | 1.2±0.1g | - |
| Antenna interface | PCB Antenna | Equivalent impedance about 50Ω |
| No | Name | Direction | Function | Remark |
| 1 | GND | - | Power Supply Ground | Ground, connected to the power reference ground |
| 2 | SWDIO | Input/Output | - | Inputting and outputting data |
| 3 | P_LED | - | - | - |
| 4 | SWCLK | Input | - | Clock input |
| 5 | GPIO1 | Suspension | Universal IO | Pin for User configuration |
| 6 | GPIO2 | Suspension | Universal IO | Pin for User configuration |
| 7 | LINK | Output | LED indicator | Module connection indicator Output pin② |
| 8 | MOD | Input | modification | Input high level, the module enters configuration mode, input low level, the module enters transparent transmission mode |
| 9 | MCU_MODE | Input | - | (This pin has internal pull-down, and works in transparent transmission mode by default) |
| 10 | GND | - | Power Supply Ground | High level enters online programming mode, low level is working mode |
| 11 | GPIO3 | Suspension | Universal IO | Ground, connected to the power reference ground |
| 12 | GPIO4 | Suspension | Universal IO | Pin for User configuration |
| 13 | GPIO5 | Suspension | Universal IO | Pin for User configuration |
| 14 | GPIO6 | Suspension | Universal IO | Pin for User configuration |
| 15 | RESETB | Input | Module reset pin (RST) | Pin for User configuration |
| 16 | GND | - | Power Supply Ground | The low-level input module enters the hardware reset state, and the high-level input module returns to the normal working state. This function is used for reset operation in emergency |
| 17 | GND | - | Power Supply Ground | Ground, connected to the power reference ground |
| 18 | VCC | Input | 3.3V | Ground, connected to the power reference ground |
| 19 | GND | - | Power Supply Ground | Power Supply Input |
| 20 | GPIO7 | Suspension | Universal IO | Ground, connected to the power reference ground |
| 21 | CTS | Input | Hardware flow control | Pin for User configuration |
| 22 | STATUS | Output | LED indicator | UART clear transmit input pin |
| 23 | TXD | Output | TX Power Ground | Module status indicator Output pin① |
| 24 | RTS | Output | Hardware flow control | Module external output serial data |
| 25 | RXD | Input | RX Serial Port | UART request send input pin |
| 26 | GND | - | Power Supply Ground | Module receives external serial data |
| Order online |
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| 【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 |
| 产品 型号 | Interface | IC | Frequency Hz | Power dBm | Distance m | communication protocol | Package | Size (mm) | Feature | 技术 手册 | 样品 购买 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 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-BT10N-IPX | UART | TLSR8269 | 2.4G | 8 | 0.05 | BLE 4.2 | IPX | 17 * 13 | SigMesh network | ||
| E104-BT10G-IPX | UART | TLSR8269 | 2.4G | 8 | 0.05 | BLE 4.2 | IPX | 17 * 13 | SigMesh network | ||
| 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-BT20 | UART | RTL8760ATT | 2.4G | 3 | 0.05 | EDR2.1 | PCB | 25 *13 | Continuous 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-BT10 | UART | TLSR8269 | 2.4G | 8 | 0.05 | BLE 4.2 | PCB | 19 * 13 | SigMesh network | ||
| 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 |
