Overview
The AD2428WCCSZ-RL is an Automotive Audio Bus (A2B) transceiver produced by Analog Devices. This component is designed for use in automotive audio systems, providing a robust and reliable communication link between various audio components. It supports both main node and subordinate node configurations, making it versatile for different system architectures.
The AD2428WCCSZ-RL is AEC-Q100 qualified, ensuring its suitability for automotive applications where reliability and performance are critical. It can be programmed via an I2C interface and supports multichannel I2S/TDM and PDM interfaces, facilitating the integration of multiple audio sources and microphones.
Key Specifications
| Feature | Specification |
|---|---|
| Main Node Capable | Yes |
| Number of Subordinate Nodes Discoverable | Up to 10 |
| Functional TRX Blocks | A + B |
| I2S/TDM Support | Yes |
| PDM Microphone Inputs | Up to 4 |
| Max Node to Node Cable Length | 15 m |
| Supply Voltage | 3V to 3.63V |
| Package Type | LFCSP-32 |
Key Features
- A2B Bus Features:
- Line topology with single main node and multiple subordinate nodes
- Up to 15 m between nodes and up to 40 m overall cable length
- Communication over distance with synchronous data and low latency
- Multichannel I2S/TDM to I2S/TDM interface
- Control and status information via I2C
- GPIO and interrupt capabilities
- Bus power or local power for subordinate nodes
- A2B Transceiver Features:
- Configurable as A2B bus main node or subordinate node
- Programmable via I2C interface
- 8-bit to 32-bit multichannel I2S/TDM interface
- PDM interface with up to 4 high dynamic range microphone inputs
- Programmable PDM clock rate and I2S/TDM data rate
- Unique ID register for each transceiver
- Additional Features:
- Configurable with SigmaStudio/SigmaStudio+ graphical software tool
- AEC-Q100 qualified for automotive applications
Applications
- Audio communication links in automotive systems
- Microphone arrays and beamforming applications
- Hands-free and in-car communication systems
- Active and road noise cancellation systems
- Audio/video conferencing systems
Q & A
- What is the primary function of the AD2428WCCSZ-RL?
The AD2428WCCSZ-RL is an Automotive Audio Bus (A2B) transceiver designed for use in automotive audio systems, providing a communication link between various audio components.
- Can the AD2428WCCSZ-RL be configured as both main and subordinate nodes?
- What types of audio interfaces does the AD2428WCCSZ-RL support?
The AD2428WCCSZ-RL supports multichannel I2S/TDM and PDM interfaces.
- How many PDM microphone inputs does the AD2428WCCSZ-RL support?
The AD2428WCCSZ-RL supports up to 4 PDM microphone inputs.
- What is the maximum cable length between nodes?
The maximum cable length between nodes is 15 meters, with an overall cable length of up to 40 meters.
- Is the AD2428WCCSZ-RL AEC-Q100 qualified?
- How is the AD2428WCCSZ-RL programmed?
The AD2428WCCSZ-RL is programmable via an I2C interface.
- What software tool can be used to configure the AD2428WCCSZ-RL?
The AD2428WCCSZ-RL can be configured using the SigmaStudio/SigmaStudio+ graphical software tool.
- What are some common applications of the AD2428WCCSZ-RL?
- What is the supply voltage range for the AD2428WCCSZ-RL?
The supply voltage range for the AD2428WCCSZ-RL is from 3V to 3.63V.
