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Product Overview
The PCM2903CDBR is a high-performance stereo audio codec with a USB interface, manufactured by Texas Instruments (TI). It integrates a 16-bit stereo ADC and DAC, providing a complete audio solution for applications requiring high-quality audio conversion and USB connectivity. The device is housed in a compact 28-SSOP package, making it suitable for space-constrained designs. With its low power consumption and robust performance, the PCM2903CDBR is ideal for consumer electronics, professional audio equipment, and embedded systems.
Detailed Technical Specifications
| Parameter |
Value |
| Resolution |
16-bit |
| Sampling Rate |
8 kHz to 48 kHz |
| ADC SNR |
89 dB (typical) |
| DAC SNR |
96 dB (typical) |
| USB Interface |
USB 2.0 Full Speed |
| Supply Voltage |
3.3 V (USB bus-powered) |
| Package |
28-SSOP |
| Operating Temperature |
-25°C to +85°C |
Key Features
- Integrated USB interface with full-speed operation
- 16-bit stereo ADC and DAC with high dynamic range
- Supports multiple sampling rates (8, 16, 32, 44.1, 48 kHz)
- Low power consumption: < 50 mA typical
- On-chip oscillator and PLL for clock generation
- SPI and I2C control interface for configuration
- Compact 28-SSOP package for space-saving designs
Target Applications
- USB audio interfaces for PCs and laptops
- Digital audio recording devices (e.g., Zoom H1n recorder)
- Voice communication systems (e.g., Jabra speakerphones)
- Professional audio mixing consoles (e.g., Behringer X32)
- Consumer electronics: soundbars, gaming headsets
- Embedded systems: 5G base station audio monitoring
- Automotive: dashboard infotainment systems
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
PCM2903CDBR. 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
PCM2903CDBR 是德州儀器 (TI) 生產的高性能立體聲音頻編解碼器,帶有 USB 接口。它集成了 16 位立體聲 ADC 和 DAC,為需要高質量音頻轉換和 USB 連接的應用提供了完整的音頻解決方案。該器件採用緊湊的 28-SSOP 封裝,適合空間受限的設計。憑藉其低功耗和穩健的性能,PCM2903CDBR 非常適合消費電子、專業音頻設備和嵌入式系統。
詳細技術參數
| 參數 |
數值 |
| 分辨率 |
16 位 |
| 採樣率 |
8 kHz 至 48 kHz |
| ADC 信噪比 |
89 dB(典型值) |
| DAC 信噪比 |
96 dB(典型值) |
| USB 接口 |
USB 2.0 全速 |
| 電源電壓 |
3.3 V(USB 總線供電) |
| 封裝 |
28-SSOP |
| 工作溫度 |
-25°C 至 +85°C |
核心特性
- 集成 USB 接口,支持全速操作
- 16 位立體聲 ADC 和 DAC,具有高動態範圍
- 支持多種採樣率(8、16、32、44.1、48 kHz)
- 低功耗:典型值 < 50 mA
- 片上振盪器和 PLL 用於時鐘生成
- SPI 和 I2C 控制接口用於配置
- 緊湊的 28-SSOP 封裝,節省空間
典型應用場景
- PC 和筆記本電腦的 USB 音頻接口
- 數字音頻錄音設備(例如 Zoom H1n 錄音機)
- 語音通信系統(例如 Jabra 揚聲器)
- 專業音頻調音台(例如 Behringer X32)
- 消費電子:條形音箱、遊戲耳機
- 嵌入式系統:5G 基站音頻監控
- 汽車:儀表板信息娛樂系統
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 PCM2903CDBR 提供全面的供應鏈與批發解決方案。
我們的核心優勢包括:
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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]