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Product Overview
The DAC902U/1K is a high-performance, 12-bit digital-to-analog converter (DAC) from Texas Instruments, designed for demanding applications requiring high speed and excellent dynamic performance. Housed in a compact 28-SOIC package, this device offers a sampling rate of up to 200 MSPS, making it ideal for communication systems, waveform generation, and test equipment. The DAC902U/1K features a segmented current-steering architecture that ensures low glitch energy and high spurious-free dynamic range (SFDR). It operates from a single +5V or +3.3V supply, providing flexibility for various system designs.
Detailed Technical Specifications
| Parameter |
Value |
| Resolution |
12 Bits |
| Maximum Sampling Rate |
200 MSPS |
| SFDR (at 5 MHz, 100 MSPS) |
68 dBc |
| DNL |
±0.5 LSB |
| INL |
±1.0 LSB |
| Output Current Range |
2 mA to 20 mA |
| Supply Voltage |
+3.3V to +5V |
| Power Consumption |
170 mW at 5V |
| Operating Temperature |
-40°C to +85°C |
| Package |
28-SOIC |
Key Features
- 12-bit resolution with 200 MSPS update rate
- High SFDR: 68 dBc at 5 MHz output
- Low glitch energy: 3 pV-s
- Single-supply operation: +3.3V to +5V
- Internal 1.24V bandgap reference
- Power-down mode for reduced power consumption
- Pin-compatible with 10-bit DAC900 and 14-bit DAC904
Target Applications
- Wireless communication systems: 5G base stations, software-defined radios
- Arbitrary waveform generators (AWG) for test and measurement
- Medical imaging equipment: ultrasound, MRI
- Radar and electronic warfare systems
- High-speed data acquisition systems
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
DAC902U/1K. 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.
-
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
DAC902U/1K 是德州儀器(TI)推出的一款高性能12位數字模擬轉換器(DAC),專為需要高速和出色動態性能的應用而設計。該器件採用緊湊的28-SOIC封裝,採樣率高達200 MSPS,非常適合通信系統、波形生成和測試設備。DAC902U/1K 採用分段電流導引架構,確保低毛刺能量和高無雜散動態範圍(SFDR)。它支持單一+5V或+3.3V電源供電,為各種系統設計提供了靈活性。
詳細技術參數
| 參數 |
數值 |
| 分辨率 |
12 位 |
| 最大採樣率 |
200 MSPS |
| SFDR(5 MHz,100 MSPS) |
68 dBc |
| DNL |
±0.5 LSB |
| INL |
±1.0 LSB |
| 輸出電流範圍 |
2 mA 至 20 mA |
| 電源電壓 |
+3.3V 至 +5V |
| 功耗 |
170 mW(5V) |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
28-SOIC |
核心特性
- 12位分辨率,200 MSPS更新率
- 高SFDR:5 MHz輸出時為68 dBc
- 低毛刺能量:3 pV-s
- 單電源供電:+3.3V 至 +5V
- 內部1.24V帶隙基準
- 省電模式,降低功耗
- 與10位DAC900和14位DAC904引腳兼容
典型應用場景
- 無線通信系統:5G基站、軟件定義無線電
- 任意波形發生器(AWG),用於測試和測量
- 醫療成像設備:超聲、MRI
- 雷達和電子戰系統
- 高速數據採集系統
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 DAC902U/1K 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]