[IC] ：CSRA64215
[Frequency]：2402~2480MHz
[Protocol] : V4.2+EDR
[Distance]：50m
[Size]：25*16mm
[Weight]：0.8±0.1g
[Introduction]：E104-BT30 is a multifunctional and cost-effective module developed by our company for audio Bluetooth transmission. The main control uses the CSRA64215 chip of CSR to provide the module with high-quality sound and compatibility. The Bluetooth module uses a driver-free method.
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
| Operating voltage | 1.9 | 3.3 | 3.6 | V | ≥3.3V can guarantee output power |
| Communication level | 1.8 | 3.3 | 3.6 | V | Level is determined by VDD-PADS-1 level and VDD-PADS-2 level |
| Operating temperature | -40 | 20 | +85 | ℃ | Industrial design |
| Operating frequency | 2402 | - | 2480 | MHz | Support Bluetooth protocol standard frequency band |
| Not connected current | 0.5 | - | 8 | mA | Bluetooth is discoverable |
| Connected unplayedcurrent | 10 | - | 14 | mA | Bluetooth is connected but no music is playing |
| Audio output statuscurrent | 15 | - | 18 | mA | Bluetooth is connected and playing music |
| Max Tx power | - | 9 | 9 | dBm | - |
| Receiving sensitivity | - | -90.5 | -92.0 | dBm | BDR |
| Main parameter | Description | Remark |
| Distance for reference | 50m | Clear and open area, antenna height: 2.5m, indoor communication ≥10m |
| Crystal frequency | 26MHz | - |
| On-board Flash | 4M | - |
| Package | SMD | - |
| Connector | 1.1mm | Refer to size drawings and PCB package library for details |
| Size | 16*25mm | Refer to size drawings for details |
| Antenna | PCB | 50 ohm impedance |
| Pin No. | Pin item | Pin direction | Application |
| 1 | GND | P | Ground, connect to power reference ground |
| 2 | AIO0 | I/O | Analog programmable I/O pin 0 (reserved function) |
| 3 | PIO4 | I/O | SPI-CS debug load pin |
| 4 | PIO16 | I/O | Module audio output indication pin, high level is effective |
| 5 | PIO3 | I/O | SPI-MISO debug load pin |
| 6 | SPI-PCM | I | SPI / PCM input selection, 0 = PCM / PIO interface, 1 = SPI |
| 7 | PIO2 | I/O | SPI-MOSI debug load pin |
| 8 | PIO17 | I/O | AUX input trigger pin (reserved function) |
| 9 | PIO5 | I/O | SPI-CLK debug load pin |
| 10 | RST | I | Module reset pin, pull down for 5ms to trigger reset |
| 11 | LED1 | O | Bluetooth status indication LED1 driver output |
| 12 | LED0 | O | Bluetooth status indication LED0 driver output |
| 13 | LED2 | O | Bluetooth status indication LED2 driver output |
| 14 | 1V35-SMPS | P | Module 1.35V power output, external decoupling capacitor is recommended, see Recommended circuit for details |
| 15 | VREGENABLE | I | Bluetooth module power-on / power-off control pin, high level is effective. Note that the module needs to be initialized before powering on. |
| 16 | VCHG | P | Internal charger input, usually connected to VBUS, see Typical application circuit for details |
| 17 | CHG_EXT | P | External battery charger control (reserved function) |
| 18 | VBAT_SE | P | Battery charge sensing input (reserved function) |
| 19 | VBAT-IN | P | Battery power input pin, cannot exceed 3.6V, otherwise the module will be damaged |
| 20 | GND | P | Ground, connect to power reference ground |
| 21 | USB-DN | I/O | USB cable negative (reserved function) |
| 22 | USB-DP | I/O | USB cable positive (reserved function) |
| 23 | PIO18 | I/O | General-purpose I / O (reserved function) |
| 24 | PIO21 | I/O | General-purpose I / O (reserved function) |
| 25 | PIO6 | I/O | General-purpose I / O (reserved function) |
| 26 | PIO1 | I/O | Next song Key input, high level is effective |
| 27 | PIO8 | I/O | Previous song Key input, high level is effective |
| 28 | VDD-PADS-1 | P | Input and output port power supply 1, usually 1.8V power supply connection |
| 29 | 1V8-SMPS | P | Module 1.8V power output, external decoupling capacitor is recommended, see 4.2 Recommended circuit for details |
| 30 | VDD-PADS-2 | P | Input and output port power 2, usually 1.8V power connection |
| 31 | PIO7 | I/O | Volume + Key input, high level effective, long press to continuously increase; |
| 32 | PIO9 | I/O | Play / Pause Key input, high level effective |
| 33 | PIO0 | I/O | Volume - Key input, high level effective, long press to continuously decrease; |
| 34 | MIC-AN | I | Channel A line or microphone input negative |
| 35 | MIC-AP | I | Channel A line or microphone input positive |
| 36 | MIC-BIAS | I | Microphone bias |
| 37 | LINE-BN | I | Channel B line input negative |
| 38 | LINE-BP | I | Channel B line input positive |
| 39 | SPK-RN | O | Right channel speaker output negative |
| 40 | SPK-RP | O | Right channel speaker output positive |
| 41 | SPK-LN | O | Left channel speaker output negative |
| 42 | SPK-LP | O | Left channel speaker output positive |
| 43 | GND | P | Ground, connect to power reference ground |
pay attention:
The function description of the above pins is only for the default program functions of our company. If you need other functions, please contact us for customization. For the self-developed pin functions, please refer to the official user manual of CSRA64215.
| 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 |
