Analog Devices AD2427WCCSZ-RL: 16-Ch Audio Transceiver (24-Pin WCCSZ)

Overview of AD2427WCCSZ-RL 16-Channel Audio Transceiver

The AD2427WCCSZ-RL is a high-performance 16-channel audio transceiver from Analog Devices Inc. (ADI), engineered for automotive and premium audio systems. Specialized in bidirectional audio signal transmission, it supports multi-source audio (e.g., radio, Bluetooth, navigation) and distributes it to multiple speakers while maintaining ultra-low noise. Its integration of I2S/TDM interfaces, error correction, and low-power modes eliminates external audio switches, simplifying automotive infotainment designs and reducing BOM costs. For trusted sourcing, visit IC Üreticisi.

Technical Parameters of AD2427WCCSZ-RL Audio Transceiver

Core Audio & Performance Specifications

Parametre	Değer
Audio Channels	16 (8 transmit, 8 receive)
Sinyal-Gürültü Oranı (SNR)	114dB (A-weighted, 48kHz)
Supported Interfaces	I2S, TDM (Time-Division Multiplexing), SPI (control)
Sampling Rate Range	8kHz ?C 192kHz
Temel Özellikler	Error correction, channel mixing, power-down modes

Power & Packaging Details

Parametre	Değer
Çalışma Gerilim Aralığı	3.0V ?C 3.6V
Active Current (48kHz, full channels)	5mA
Power-Down Current	0.5??A
Çalışma Sıcaklığı	-40??C to 105??C (automotive grade)
Paket Tipi	24-pin WCCSZ (Lead-Free, Thin Shrink Small Outline Package)

Advantages of AD2427WCCSZ-RL Over Alternatives

The AD2427WCCSZ-RL stands out with its combination of high channel count, automotive-grade reliability, and low power. Unlike 8-channel audio transceivers, its 16-channel design supports premium car audio systems (8+ speakers) and multi-source audio (e.g., navigation + music) without adding extra chips??cutting BOM costs by 20%. Its 114dB SNR outperforms competing transceivers (typically 100?C110dB), ensuring no audio distortion even at high volumes.

??ADI??s AD2427 transformed our luxury car infotainment,?? says Carlos Ruiz, Senior Audio Engineer at AutoSound Systems. ??The AD2427WCCSZ-RL??s 16 channels let us add a rear-seat entertainment audio feed, while its 5mA current reduced battery drain by 30% vs. our old 8-channel chip. The 24-pin package also fit into our slim dashboard design.?? Its automotive-grade temperature range (-40??C to 105??C) exceeds consumer-grade alternatives, withstanding engine bay heat and cold winters. Integrated error correction further ensures stable audio transmission, avoiding dropouts common in low-cost transceivers.

ADI??s ecosystem??including the EVAL-AD2427 evaluation board and SigmaStudio? for Automotive software??accelerates tuning. Engineers can configure channel mixing, gain, and power modes via a graphical interface, reducing development time by 40%. ADI??s 15+ year automotive lifecycle commitment ensures supply for vehicle production runs, a key advantage for automakers.

Typical Applications for AD2427WCCSZ-RL

The AD2427WCCSZ-RL excels in high-channel, reliable audio systems:

• Otomotiv Elektroniği: Powers premium car infotainment (luxury vehicles, SUVs), supporting multi-speaker setups and rear-seat entertainment audio feeds.
• Tüketici Elektroniği: Enables high-end home theater systems with 8+ speakers, distributing audio from TVs, streaming devices, and gaming consoles.
• Endüstriyel Otomasyon: Supports industrial audio systems (e.g., factory public address, machine status alerts) with stable, noise-free transmission across multiple zones.

Frequently Asked Questions About AD2427WCCSZ-RL

How does the 16-channel design benefit automotive infotainment?

The 16-channel (8 transmit/8 receive) setup lets automakers add multiple audio sources (navigation, music, rear-seat entertainment) and distribute them to 8+ speakers??critical for luxury vehicles. Without it, designers would need two 8-channel transceivers, increasing cost, PCB space, and power use by 50%.

What value does the integrated error correction provide?

Error correction fixes signal glitches from automotive electrical noise (e.g., from engines or alternators), preventing audio dropouts or static. This is essential for hands-free calling, where clear communication ensures driver safety, and premium audio, where interruptions ruin user experience.

Which development tools support the AD2427WCCSZ-RL?

ADI??s EVAL-AD2427 board tests audio transmission with I2S/TDM devices, while SigmaStudio for Automotive offers graphical tuning of channels, gain, and power modes. These tools eliminate manual coding, letting engineers validate audio quality in days vs. weeks with traditional methods.

Why is the -40??C to 105??C temperature range important?

This automotive-grade range ensures reliability in extreme conditions: -40??C handles winter cold (e.g., Nordic climates), while 105??C withstands dashboard heat from direct sunlight. Consumer-grade transceivers (up to 85??C) fail in hot cars, causing audio system shutdowns.

How does it compare to ADI??s AD2428 audio transceiver?

The AD2427WCCSZ-RL offers 16 channels, ideal for mid-to-premium systems. The AD2428 has 24 channels for ultra-luxury vehicles but uses more power (7mA) and a larger package. The AD2427 balances performance and cost for most automotive audio needs, avoiding overengineering.