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Product Overview
The PCM2902E/2K is a high-performance stereo audio codec from Texas Instruments, featuring a USB interface for seamless digital audio streaming. It integrates a 16-bit ADC and DAC with sampling rates up to 48 kHz, making it ideal for USB audio applications. Housed in a compact 28-SSOP package, it offers low power consumption and high signal-to-noise ratio.
Detailed Technical Specifications
| Parameter |
Value |
| Resolution |
16-bit |
| Sampling Rate |
8 kHz to 48 kHz |
| SNR (ADC/DAC) |
89 dB / 96 dB |
| THD+N |
-80 dB (ADC), -86 dB (DAC) |
| USB Compliance |
USB 2.0 Full Speed |
| Supply Voltage |
3.3V (core), 5V (USB) |
| Package |
28-SSOP |
| Operating Temperature |
-25°C to +85°C |
Key Features
- USB audio class compliant, plug-and-play
- Integrated 16-bit stereo ADC and DAC
- Low power consumption: 50 mW typical
- On-chip oscillator and PLL
- SPI/I2C control interface
- Software mute and volume control
Target Applications
- USB speakers and headsets
- Digital audio interfaces for PCs
- Voice over IP (VoIP) phones
- 5G base station audio monitoring
- Automotive dashboard infotainment
- Portable audio recording devices
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
PCM2902E/2K. Our core advantages include:
-
24/7 Global Customer Support: Professional team providing instant
quotes and technical support worldwide.
-
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
PCM2902E/2K 是德州儀器的高性能立體聲音頻編解碼器,具有 USB 接口,可實現無縫數字音頻傳輸。它集成了 16 位 ADC 和 DAC,採樣率高達 48 kHz,非常適合 USB 音頻應用。採用緊湊的 28-SSOP 封裝,功耗低,信噪比高。
詳細技術參數
| 參數 |
數值 |
| 分辨率 |
16 位 |
| 採樣率 |
8 kHz 至 48 kHz |
| 信噪比 (ADC/DAC) |
89 dB / 96 dB |
| 總諧波失真+噪聲 |
-80 dB (ADC), -86 dB (DAC) |
| USB 合規性 |
USB 2.0 全速 |
| 供電電壓 |
3.3V (核心), 5V (USB) |
| 封裝 |
28-SSOP |
| 工作溫度 |
-25°C 至 +85°C |
核心特性
- 符合 USB 音頻類規範,即插即用
- 集成 16 位立體聲 ADC 和 DAC
- 低功耗:典型 50 mW
- 內置振盪器和 PLL
- SPI/I2C 控制接口
- 軟件靜音和音量控制
典型應用場景
- USB 揚聲器和耳機
- PC 數字音頻接口
- 網絡電話 (VoIP)
- 5G 基站音頻監控
- 汽車儀表盤信息娛樂系統
- 便攜式音頻錄製設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 PCM2902E/2K 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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獲取報價或技術手冊 / Need Batch Quote or Datasheet?
Our team provides competitive wholesale pricing for PCM2902E/2K.
HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]