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Product Overview
The PCM3794RHB is a low-power, stereo audio codec from Texas Instruments, designed for portable and battery-powered applications. It integrates a stereo audio DAC and ADC with a headphone amplifier, providing high-quality audio conversion with low power consumption. The device supports sample rates up to 96 kHz and features a 24-bit resolution, making it suitable for a wide range of audio applications.
Detailed Technical Specifications
| Parameter |
Value |
| Resolution |
24-bit |
| Sample Rate |
8 kHz to 96 kHz |
| DAC SNR |
92 dB (A-weighted) |
| ADC SNR |
90 dB (A-weighted) |
| Power Supply |
1.8V to 3.3V |
| Power Consumption |
14 mW (playback) |
| Package |
32-pin QFN (5mm x 5mm) |
| Operating Temperature |
-40°C to +85°C |
Key Features
- Low power consumption: 14 mW in playback mode
- High SNR: 92 dB DAC, 90 dB ADC
- Integrated headphone amplifier with 30 mW output
- Programmable sample rates up to 96 kHz
- I2C and SPI control interfaces
- Built-in digital filters and volume control
- Small package: 32-pin QFN (5mm x 5mm)
Target Applications
- Portable audio devices (e.g., MP3 players, smartphones)
- Voice communication systems (e.g., VoIP phones, intercoms)
- Automotive infotainment (e.g., dashboard audio, hands-free kits)
- Industrial audio processing (e.g., 5G base station audio monitoring)
- Medical devices (e.g., hearing aids, patient monitoring)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
PCM3794RHB. Our core advantages include:
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24/7 Global Customer Support: Professional team providing instant
quotes and technical support worldwide.
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In-stock Inventory, Same-day Shipping: We maintain localized stock;
orders confirmed before 4 PM are shipped the same day.
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HK-SZ Synergy, Flexible Settlement: Direct global shipping from
Shenzhen with support for HK bank transfers and multi-currency.
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Escrow Secured Transactions: We support Escrow.com for secure
transactions, ensuring peace of mind for batch orders.
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BOM Kitting & Sampling Services: Specialized sourcing for
testing samples and urgent shortage components.
Quality Assurance & Compliance
Jasin Chip guarantees that all delivered products are 100% original factory stock
with full quality assurance and traceability.
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100% Original & Authentic: All components are guaranteed to
be authentic with strict quality control.
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RoHS Compliant: All electronic components comply with international
environmental and safety standards.
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Original Factory Packaging: We maintain original factory packaging
and seals to ensure ESD protection and physical integrity.
產品概述
PCM3794RHB 是德州儀器(TI)推出的一款低功耗立體聲音頻編解碼器,專為便攜式和電池供電應用設計。它集成了立體聲音頻 DAC 和 ADC 以及耳機放大器,以低功耗提供高品質的音頻轉換。該器件支持高達 96 kHz 的採樣率,並具有 24 位分辨率,適用於多種音頻應用。
詳細技術參數
| 參數 |
數值 |
| 分辨率 |
24 位 |
| 採樣率 |
8 kHz 至 96 kHz |
| DAC 信噪比 |
92 dB(A 加權) |
| ADC 信噪比 |
90 dB(A 加權) |
| 電源電壓 |
1.8V 至 3.3V |
| 功耗 |
14 mW(播放模式) |
| 封裝 |
32 引腳 QFN(5mm x 5mm) |
| 工作溫度 |
-40°C 至 +85°C |
核心特性
- 低功耗:播放模式下僅 14 mW
- 高信噪比:DAC 92 dB,ADC 90 dB
- 集成耳機放大器,輸出 30 mW
- 可編程採樣率,最高 96 kHz
- I2C 和 SPI 控制接口
- 內置數字濾波器和音量控制
- 小型封裝:32 引腳 QFN(5mm x 5mm)
典型應用場景
- 便攜式音頻設備(如 MP3 播放器、智能手機)
- 語音通信系統(如 VoIP 電話、對講機)
- 汽車信息娛樂系統(如儀表板音頻、免提套件)
- 工業音頻處理(如 5G 基站音頻監控)
- 醫療設備(如助聽器、病人監護)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 PCM3794RHB 提供全面的供應鏈與批發解決方案。
我們的核心優勢包括:
-
全天候環球客戶支援:專業團隊為您提供即時報價及技術支援,無需漫長等待。
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現貨庫存,即日發貨:確保現貨充足。下午 4 點前確認訂單,即可安排當天寄出。
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深港聯動,結算靈活:深圳直發全球,物流高效可靠;支援香港銀行戶口轉賬及多幣種結算。
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Escrow 擔保交易:支援 Escrow.com 平台交易,保障買賣雙方權益,小批量訂單亦可安心在線下單。
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BOM 配單與樣板服務:提供樣板測試及認證支援。專注一站式 BOM 配套及緊急缺料採購服務。
品質保證與合規
Jasin Chip 承諾所有出貨產品均為原廠正貨,具備完善的品質保證及產品可追溯性。
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100% 原廠正貨:承諾所有供應零件均為原裝現貨,品質嚴格把關,來源清晰可追溯。
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符合 RoHS 認證:所有電子元器件均符合國際環保標準及相關安全認證。
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原廠封裝保護:嚴格保留原廠原始包裝及封條,確保物流過程中的靜電防護 (ESD) 與物理安全。
以上產品均為原廠正貨,提供 BOM 配單及現貨庫存支援,歡迎查詢。
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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]