The CSR8640A04-IBBC-R is a highly integrated Bluetooth audio ROM solution from CSR (now Qualcomm). It's designed for use in a wide range of wireless audio products, offering high-quality audio streaming, low power consumption, and robust connectivity. This module is commonly used in applications requiring wireless audio transmission and control.

Applications

• Bluetooth headsets
• Bluetooth speakers
• Wireless audio adapters
• Automotive infotainment systems
• Wearable audio devices
• Bluetooth remote controls

Features

• Bluetooth v4.0: Compliant with Bluetooth v4.0 specification, supporting EDR and LE (Low Energy) modes.
• A2DP and AVRCP Profiles: Supports Advanced Audio Distribution Profile (A2DP) and Audio/Video Remote Control Profile (AVRCP) for high-quality audio streaming and remote control.
• SBC, AAC Decoding: Supports SBC (Subband Codec) and AAC (Advanced Audio Coding) decoding for enhanced audio quality.
• Integrated Audio Amplifier: Includes an integrated audio amplifier for direct connection to speakers or headphones.
• Low Power Consumption: Optimized for low power consumption to maximize battery life in portable devices.
• Configurable I/O: Offers a range of configurable I/O pins for flexible interfacing with external devices.
• CSR's cVc audio enhancements: Incorporates Clear Voice Capture (cVc) technology for noise reduction and echo cancellation, improving voice call quality.

Benefits

• High-Quality Audio Streaming: Supports A2DP and advanced audio codecs for superior audio quality.
• Low Power Consumption: Extends battery life in portable audio devices.
• Robust Connectivity: Provides a stable and reliable Bluetooth connection.
• Easy Integration: Highly integrated solution simplifies design and reduces development time.
• Noise Reduction: cVc technology improves voice call quality in noisy environments.
• Versatile Application: Suitable for a wide range of wireless audio products.

Additional Details

The CSR8640A04-IBBC-R is a ROM-based solution, meaning that the Bluetooth stack and application code are pre-programmed into the device. This simplifies the development process and reduces the time to market. The module requires an external antenna for Bluetooth communication. It typically operates on a 3.3V power supply. The IBBC package indicates a specific packaging and pinout configuration.

This Bluetooth audio module is a popular choice for manufacturers looking to quickly and easily add wireless audio functionality to their products, leveraging CSR's proven technology and expertise in Bluetooth audio solutions.