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Product Overview
The PCM5121PWR is a high-performance, low-power stereo audio digital-to-analog converter (DAC) from Texas Instruments. It features a 2VRMS output, 112dB SNR, and supports sample rates up to 192kHz. The device is housed in a compact 28-TSSOP package, making it ideal for space-constrained applications. It includes an integrated PLL, programmable digital filters, and supports I2S, left-justified, right-justified, and TDM audio interfaces.
Detailed Technical Specifications
| Parameter |
Value |
| Resolution |
32-bit |
| Sample Rate |
8 kHz to 192 kHz |
| SNR (A-weighted) |
112 dB |
| THD+N |
-93 dB |
| Output Voltage |
2 VRMS (differential) |
| Power Supply |
3.3V (digital), 3.3V/5V (analog) |
| Package |
28-TSSOP |
| Operating Temp |
-25°C to +85°C |
Key Features
- 32-bit DAC with 112dB SNR
- 2VRMS differential output
- Integrated PLL for clock generation
- Programmable digital filters (FIR, IIR)
- Supports I2S, LJ, RJ, TDM audio formats
- Low power consumption: 18 mW typical
- Auto-mute and soft mute functions
- Zero-detect output
Target Applications
- Professional audio equipment (e.g., mixing consoles, audio interfaces)
- Automotive infotainment systems (e.g., car audio head units, DSP amplifiers)
- Home theater systems (e.g., AV receivers, soundbars)
- Portable audio devices (e.g., high-resolution audio players)
- Industrial audio systems (e.g., public address systems, intercoms)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
PCM5121PWR. 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
PCM5121PWR 是德州儀器(TI)推出的一款高性能、低功耗立體聲音頻數模轉換器(DAC)。它具有 2VRMS 輸出、112dB 信噪比,支持高達 192kHz 的採樣率。該器件採用緊湊的 28-TSSOP 封裝,非常適合空間受限的應用。它包含集成 PLL、可編程數字濾波器,並支持 I2S、左對齊、右對齊和 TDM 音頻接口。
詳細技術參數
| 參數 |
數值 |
| 分辨率 |
32-bit |
| 採樣率 |
8 kHz 至 192 kHz |
| 信噪比(A計權) |
112 dB |
| 總諧波失真+噪聲 |
-93 dB |
| 輸出電壓 |
2 VRMS(差分) |
| 電源電壓 |
3.3V(數字),3.3V/5V(模擬) |
| 封裝 |
28-TSSOP |
| 工作溫度 |
-25°C 至 +85°C |
核心特性
- 32-bit DAC,112dB 信噪比
- 2VRMS 差分輸出
- 集成 PLL 時鐘生成
- 可編程數字濾波器(FIR、IIR)
- 支持 I2S、LJ、RJ、TDM 音頻格式
- 低功耗:典型 18 mW
- 自動靜音和軟靜音功能
- 零檢測輸出
典型應用場景
- 專業音頻設備(例如調音台、音頻接口)
- 汽車信息娛樂系統(例如車載音響主機、DSP 放大器)
- 家庭影院系統(例如 AV 接收器、條形音箱)
- 便攜式音頻設備(例如高解析度音樂播放器)
- 工業音頻系統(例如公共廣播系統、對講機)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 PCM5121PWR 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]