Texas Instruments SRC4382IPFBR Ses Dönüştürücü, 48-TQFP ?C Çok Kanallı Senkronizasyon

SRC4382IPFBR Multi-Channel Audio Converter Overview

The SRC4382IPFBR from Texas Instruments is an advanced 8-channel audio converter with integrated sample rate conversion, engineered to solve synchronization challenges in multi-channel audio systems. This device excels at aligning audio streams from different sources, a critical function for maintaining clarity in complex setups. IC Üreticisi delivers this high-performance solution as part of its portfolio of professional audio semiconductors.

Technical Parameters of SRC4382IPFBR

Parametre	Değer	Birim
Kanal Sayısı	8	kanallar
Dinamik Aralık	120	dB
Sample Rate Range	8 to 192	kHz
Total Harmonic Distortion + Noise (THD+N)	-100	dB
Paket Tipi	48-TQFP (Thin Quad Flat Package)

Key Operating Characteristics

• Operating Temperature Range: -40??C to +85??C
• Supply Voltage: 3.3V ??5%
• Power Consumption: 500mW (typical)
• Latency: <2ms (at 48kHz sample rate)
• Interfaces: I2C control, I2S, TDM, and left/right-justified

Advantages Over Alternative Multi-Channel Converters

The SRC4382IPFBR outperforms conventional multi-channel audio converters in critical areas. Its integrated sample rate conversion (SRC) for 8 channels eliminates the need for multiple single-channel SRCs, reducing system complexity and ensuring consistent synchronization across all channels?? a common pain point in setups using disparate components.

Compared to converters with lower dynamic range, its 120dB rating captures finer audio details, from subtle ambient sounds to loud transients, without distortion. This is particularly valuable in professional recording where preserving the full dynamic range of a performance is essential.

Unlike many multi-channel alternatives limited to 96kHz, its 8kHz to 192kHz sample rate range supports high-resolution audio formats, making it versatile for applications from broadcast (48kHz) to studio mastering (192kHz). The <2ms latency also outperforms competitors, preventing lip-sync issues in video-audio systems.

The 48-TQFP package offers better thermal dissipation than smaller packages, ensuring stable performance in densely packed equipment. This reliability, combined with its channel count, makes it a cost-effective alternative to using multiple 2-channel devices.

Typical Applications of SRC4382IPFBR

The SRC4382IPFBR excels in multi-channel systems requiring precise synchronization. Key use cases include:

• Professional audio mixers and digital consoles
• Broadcast video switchers and audio routers
• Live sound reinforcement systems for concerts
• High-end home theater processors (7.1 surround)
• Multi-track recording interfaces and workstations

Texas Instruments?? Leadership in Audio Sync

As a Texas Instruments product, the SRC4382IPFBR leverages the company??s decades of expertise in audio synchronization. Texas Instruments is trusted by leading manufacturers for producing semiconductors that solve complex timing challenges in professional audio, with a focus on reliability and performance consistency. Each unit undergoes rigorous testing to ensure it meets strict standards, making it a staple in mission-critical systems.

Sıkça Sorulan Sorular (SSS)

How does the SRC4382IPFBR handle synchronization of multiple audio sources?

Its integrated sample rate converters align audio streams with different clock sources, eliminating timing mismatches that cause echo or phase issues. This is critical in setups with microphones, instruments, and preamps, ensuring all signals blend seamlessly.

Why is 120dB dynamic range important for multi-channel systems?

Dynamic range measures the ability to capture both quiet and loud sounds. 120dB ensures that subtle details (e.g., a whisper in a podcast) and loud peaks (e.g., a drum hit) are preserved across all 8 channels, maintaining consistent quality without channel-to-channel variation.

Can it integrate with existing audio equipment?

Yes, it supports industry-standard interfaces (I2S, TDM) and control via I2C, ensuring compatibility with most professional audio gear. This flexibility reduces design time when upgrading or building new systems.

What benefits does the 192kHz sample rate support offer?

192kHz support enables high-resolution audio processing, capturing finer sound details than lower rates. This is valuable for studio mastering, audiophile equipment, and content creation where future-proofing for high-res formats is important.

How does the package type impact system design?

The 48-TQFP package??s thermal performance allows it to operate reliably in enclosed equipment, such as rack-mounted mixers. Its size balances PCB space needs with ease of routing, simplifying design compared to larger packages with more pins.