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Product Overview
The PCM2900E is a high-performance stereo audio codec with USB interface from Texas Instruments. It integrates a USB 2.0 full-speed controller, 16-bit stereo ADC and DAC, and supports sampling rates up to 48 kHz. The device is housed in a compact 28-SSOP package, making it ideal for space-constrained applications requiring high-quality audio conversion and USB connectivity.
Detailed Technical Specifications
| Parameter |
Value |
| Resolution |
16-bit |
| Sampling Rate |
8 kHz – 48 kHz |
| USB Standard |
USB 2.0 Full-Speed |
| Audio Inputs |
Stereo Line-In, Mono Mic-In |
| Audio Outputs |
Stereo Line-Out, Headphone Out |
| SNR (ADC/DAC) |
89 dB / 96 dB |
| THD+N (ADC/DAC) |
-83 dB / -86 dB |
| Power Supply |
3.3V (USB bus-powered) |
| Package |
28-SSOP |
| Operating Temp |
-25°C to +85°C |
Key Features
- USB 2.0 full-speed compliant, plug-and-play
- 16-bit stereo ADC and DAC with 48 kHz sampling
- Integrated USB transceiver and clock generator
- Support for USB audio class 1.0
- Low power consumption (typical 60 mA)
- Built-in headphone amplifier
- SPI/I2C control interface for advanced configuration
- Small 28-SSOP package for space-saving designs
Target Applications
- USB speakers and soundbars
- USB headsets and gaming peripherals
- VoIP phones and conference systems
- Digital audio adapters and dongles
- Industrial audio recording devices
- Consumer audio interfaces for PC and Mac
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
PCM2900E. Our core advantages include:
-
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.
-
100% Original & Authentic: All components are guaranteed to
be authentic with strict quality control.
-
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
PCM2900E 是德州儀器 (TI) 的一款高性能立體聲音頻編解碼器,集成 USB 接口。它包含 USB 2.0 全速控制器、16 位立體聲 ADC 和 DAC,支持高達 48 kHz 的採樣率。該器件採用緊湊的 28-SSOP 封裝,非常適合需要高質量音頻轉換和 USB 連接的空間受限應用。
詳細技術參數
| 參數 |
數值 |
| 分辨率 |
16 位 |
| 採樣率 |
8 kHz – 48 kHz |
| USB 標準 |
USB 2.0 全速 |
| 音頻輸入 |
立體聲線路輸入,單聲道麥克風輸入 |
| 音頻輸出 |
立體聲線路輸出,耳機輸出 |
| 信噪比 (ADC/DAC) |
89 dB / 96 dB |
| 總諧波失真+噪聲 (ADC/DAC) |
-83 dB / -86 dB |
| 電源 |
3.3V (USB 總線供電) |
| 封裝 |
28-SSOP |
| 工作溫度 |
-25°C 至 +85°C |
核心特性
- USB 2.0 全速兼容,即插即用
- 16 位立體聲 ADC 和 DAC,支持 48 kHz 採樣
- 集成 USB 收發器和時鐘發生器
- 支持 USB 音頻類 1.0
- 低功耗(典型 60 mA)
- 內置耳機放大器
- SPI/I2C 控制接口,用於高級配置
- 小型 28-SSOP 封裝,節省空間
典型應用場景
- USB 音箱和條形音箱
- USB 耳機和遊戲外設
- VoIP 電話和會議系統
- 數字音頻適配器和轉接頭
- 工業音頻錄製設備
- PC 和 Mac 的消費級音頻接口
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 PCM2900E 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]