[IC]:CC2540
[Frequency]:2.402~2.480GHz
[Protocol]:BLE 4.0
[Distance]:60m
[Interface]:USB
[introduction]:E104-2G4U04A is a small Bluetooth wireless module designed and manufactured by Chengdu Ebyte, USB type (pin spacing 1.27mm). This module has a high-performance PCB on-board antenna, using low power consumption Bluetooth (BLE) SOC solution.
| RF Parameter | Value | Remark |
| Working frequency | 2.402~2.480 GHz | Support ISM band |
| Transmitting power | 4 dBm | - |
| Receiving sensitivity | -94 dBm | Air data rate is 250kbps |
| Test distance | 60m | Test condition：clear and open area,antenna height: 2.5m, air data rate: 250kbps |
| Hardware Parameter | Value | Remark |
| IC | CC2540F256RHAR/QFN40 | - |
| FLASH | 256 KB | - |
| SRAM | 8 KB | - |
| Core | 8051 mcu | - |
| Size | 59 * 18 mm | With case |
| Power supply | USB | - |
| Protocol | BLE 4.0 | - |
| Electronic parameter | Min | Type | Max | Unit | Remark |
| Operating voltage | 2.7 | 5 | 5.5 | V | USB power supply |
| Operating voltage | 2.0 | 3.3 | 3.6 | V | On-board power supply |
| Communication level | - | 3.3 | - | V | For 5V TTL, it may be atrisk of burning down |
| TX current | - | 31.5 | - | mA | - |
| RX current | - | 22 | - | mA | - |
| Sleep current | - | - | - | μA | - |
| Operating temperature | -40 | - | 85 | ℃ | Industrial class |
| Storage temperature | -40 | 20 | +125 | ℃ | - |
| Pin No. | Item | Direction | Description |
| 1 | P1.4 | Input/Output | General purpose IO port(see CC2540 datasheet for details) |
| 2 | P1.5 | Input/Output | General purpose IO port(see CC2540 datasheet for details) |
| 3 | P1.6 | Input/Output | General purpose IO port(see CC2540 datasheet for details) |
| 4 | P1.7 | Input/Output | General purpose IO port(see CC2540 datasheet for details) |
| 5 | VCC | Power supply | 2.0V-3.6V (please avoid power supply with USB) |
| 6 | DD | Input/Output | Program download port P2_1(see CC2540 chip datasheet for details) |
| 7 | DC | Input/Output | Program download port P2_2(see CC2540 chip datasheet for details) |
| 8 | RESET | Input | Reset (there is a reset circuit inside the product) |
| 9 | GND | Power supply | Ground |
| 10 | P0.2 | Input/Output | General purpose IO port(see CC2540 datasheet for details) |
| 11 | P0.3 | Input/Output | General purpose IO port(see CC2540 datasheet for details) |
| 12 | P0.4 | Input/Output | General purpose IO port(see CC2540 datasheet for details) |
| 13 | P0.5 | Input/Output | General purpose IO port(see CC2540 datasheet for details) |
| 14 | P0.6 | Input/Output | General purpose IO port(see CC2540 datasheet for details) |
| 15 | P0.7 | Input/Output | General purpose IO port(see CC2540 datasheet for details) |
| 16 | LED | Signal indication | Connect to P1.1 of CC2540,high level will drive to light up |
| 17 | LED | Signal indication | Connect to P0.0 of CC2540, lowlevel will drive to light up |
| 18 | Button | Button | Connect to P1.3 of CC2540, low level active |
| 19 | Button | Button | Connect to P1.2 of CC2540, low level active |
| Order online |
| 【eBay】：https://www.ebay.com/usr/cdebyte |
| 【Aliexpress】：https://cdebyte.pt.aliexpress.com |
| 【amazon】：https://www.amazon.co.uk |
| 【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 |
