AD2421W
NOT RECOMMENDED FOR NEW DESIGNSEnhanced Automotive Audio Bus® (A2B®) Transceiver supporting Slave operation as an end point
- Part Models
- 2
- 1ku List Price
- Starting From $2.78
Part Details
- High bandwidth (50Mbps) digital bus support for up to 32 upstream and downstream audio channels
- Data, control, plus power on a single wire pair provides system cost reduction using low-cost unshielded, twisted pair cable
- Single-master, multiple-slave, line topology supports daisy chaining with zero processor intervention
- Phantom power capability eliminates the need for local power supplies
- Embedded diagnostics provide easy system level fault detection & correction
- Fully configurable via SigmaStudio™ graphical design environment promotes Fast time to market
The Automotive Audio Bus® (A2B®) is an innovative technology that reduces system cost, weight, and design complexity by distributing audio and control data, together with clock and power over a single, low-cost, unshielded twisted pair cable. The AD2421W is an enhanced A2B transceiver offering an expanded feature set while retaining complete compatibility with existing AD240x devices. The AD2421W is the lowest cost A2B transceiver supporting slave operation as an end-point only.
The AD2421W is targeted for use in microphone connectivity applications such as Beam Forming Arrays, Active Noise Cancellation, and In-Car Communications.
Applications
- Automotive audio communication link
- Active noise cancellation
- Microphone arrays for hands free and in car communication
Documentation
Data Sheet 1
Application Note 1
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Complete documentation is available upon completion of a Non-Disclosure Agreement (NDA).
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ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.
| Part Model | Pin/Package Drawing | Documentation | CAD Symbols, Footprints, and 3D Models |
|---|---|---|---|
| AD2421WCCSZ | 32-Lead LFCSP (5mm x 5mm x 0.75mm w/ EP) | ||
| AD2421WCCSZ-RL | 32-Lead LFCSP (5mm x 5mm x 0.75mm w/ EP) |
This is the most up-to-date revision of the Data Sheet.
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