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Microchip Bluetooth Chip Class 2 4.1 UART/I2S BM20SPKS1NBC-0001AA
Specifications
| Country of Origin | India |
|---|---|
| Frequency | 2.48GHz |
| Brand | Microchip |
| Height | 7.62mm |
| Length | 322.6mm |
| Model | BM20SPKS1NBC-0001AA |
| Width | 135.9mm |
| Series | BM20 |
| Maximum Operating Temperature | 70°C |
| Minimum Operating Temperature | -20°C |
| Receiver Sensitivity | -91dBm |
| Interface Type | UART, I2S |
| Bluetooth Version | 4.1 |
| Maximum Supply Voltage | 3.3V |
| Minimum Supply Voltage | 2.7V |
| Bluetooth Class | Class 2 |
| Compact surface mount module | 29 x 15 x 2.5 mm3 |
| PCB Mounting | Castellated Surface Mount Pads |
Key Features
- Integrated Class 2 Bluetooth chip supporting version 4.1 for wireless audio and data communication.
- Flexible interface options including UART and I2S for seamless integration with embedded systems.
- Operating frequency of 2.48 GHz and maximum output power of 4 dBm enable reliable wireless connectivity.
- Supports multiple audio and data profiles including HSP, HFP, SPP, A2DP, AVRCP.
- Compact surface mount form factor with integrated antenna, suitable for portable and battery-operated devices.
- Receiver sensitivity of -91 dBm offers reliable performance in noise-prone environments.
- Field upgradable firmware and easy configuration for custom applications.
- Wide operating temperature range from -20°C to 70°C for robust functioning in varied environments.
Product Description
The Microchip BM20SPKS1NBC-0001AA is an advanced Bluetooth stereo module designed for integration into electronic devices requiring wireless audio and voice communication capability. Combining Bluetooth version 4.1 with Class 2 transmission, this module delivers efficient wireless performance suitable for both commercial and industrial embedded designs. Its compact surface-mount package, measuring 29 x 15 x 2.5 mm, incorporates an integrated antenna for space-saving installation on PCBs.
Featuring versatile connectivity, the BM20SPKS1NBC-0001AA supports UART and I2S interfaces, enabling seamless audio and serial data communication with host processes. The digital audio interface enables designers to implement stereo audio streaming, making this module particularly useful for consumer electronics, industrial automation, and portable battery-operated devices.
With a maximum output power of 4 dBm and an operating frequency of 2.48 GHz, the BM20 module ensures stable wireless connectivity. Its receiver sensitivity of -91 dBm allows reliable operation even in environments with moderate radio interference. Supported profiles include HSP, HFP, SPP, A2DP, and AVRCP, making the module suitable for hands-free, audio streaming, and serial data applications.
The BM20 supports transparent UART mode for simple serial-over-wireless communication, and configuration can be performed using a Windows GUI or directly through a microcontroller. Firmware updates are possible via UART, ensuring longevity and adaptability for evolving applications.
Engineered with embedded Bluetooth stack and worldwide radio certifications, the BM20SPKS1NBC-0001AA is ideal for industrial controls, laboratory instrumentation, commercial audio systems, and portable electronics. Its environmentally friendly design and internal battery regulator circuitry further enhance suitability for low-power and battery-sensitive applications.
The wide operating temperature range (-20°C to 70°C) enables use in various environments. Mounting is facilitated by castellated pads for reliable PCB integration.
Applications include industrial automation endpoints, laboratory interface devices, manufacturing equipment controls, HVAC systems, portable electronics, and commercial wireless audio products. The module is especially valuable where compact size, low power operation, and robust communication are priorities.
Explore more Bluetooth Module options and compatible accessories in the Electronics Components category from Microchip at EnvMart.
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Frequently Asked Questions
The module has a compact surface mount form factor measuring 29 x 15 x 2.5 mm.
It has a maximum output power of 4 dBm, ensuring stable wireless connectivity.
It supports UART and I2S interfaces, allowing for seamless integration with embedded systems.
The operating frequency is 2.48 GHz, which is standard for Bluetooth communication.
The receiver sensitivity is -91 dBm, providing reliable performance in noise-prone environments.
It operates within a wide temperature range from -20°C to 70°C, making it suitable for various environments.
Mounting is facilitated by castellated surface mount pads, ensuring reliable integration onto printed circuit boards.
The minimum supply voltage is 2.7V and the maximum supply voltage is 3.3V, ensuring proper operation.
Yes, the firmware is field-upgradable via UART, allowing for easy updates and customization for evolving applications.
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