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Product Overview
The DAC2902Y/250G4 is a high-performance, dual 12-bit digital-to-analog converter (DAC) from Texas Instruments. It offers a sampling rate of up to 250 MSPS, making it ideal for demanding applications such as communications, instrumentation, and waveform generation. Housed in a compact 48-TQFP (7x7 mm) package, this device provides excellent dynamic performance with low power consumption.
Detailed Technical Specifications
| Parameter |
Value |
| Resolution |
12 Bits |
| Number of DACs |
2 |
| Sampling Rate (max) |
250 MSPS |
| Output Type |
Current - Unbuffered |
| Differential Output |
Yes |
| Voltage - Supply, Analog |
3V ~ 5.5V |
| Voltage - Supply, Digital |
3V ~ 5.5V |
| INL/DNL (LSB) |
±1.5, ±0.5 |
| SFDR (typ) @ 10 MHz |
68 dBc |
| Power Dissipation (typ) |
300 mW |
| Operating Temperature |
-40°C ~ 85°C |
| Package |
48-TQFP (7x7 mm) |
Key Features
- Dual 12-bit DAC with 250 MSPS update rate
- Excellent spurious-free dynamic range (SFDR)
- Low glitch energy
- Internal reference and power-down modes
- Single 3V to 5.5V supply operation
- Pin-compatible with DAC2900 family
Target Applications
- Wireless communication systems (e.g., 5G base station transmitters)
- Arbitrary waveform generators
- Instrumentation and test equipment
- Medical imaging (e.g., ultrasound beamforming)
- Radar and electronic warfare systems
- Automotive radar and infotainment (e.g., dashboard displays)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
DAC2902Y/250G4. 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.
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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
DAC2902Y/250G4 是德州儀器(TI)推出的一款高性能雙通道12位數字模擬轉換器(DAC),採樣率高達250 MSPS,非常適合通信、儀器儀表和波形生成等要求苛刻的應用。該器件採用緊湊的48-TQFP(7x7 mm)封裝,在低功耗條件下提供出色的動態性能。
詳細技術參數
| 參數 |
數值 |
| 分辨率 |
12 位 |
| DAC 通道數 |
2 |
| 最大採樣率 |
250 MSPS |
| 輸出類型 |
電流 - 無緩衝 |
| 差分輸出 |
是 |
| 模擬電源電壓 |
3V ~ 5.5V |
| 數字電源電壓 |
3V ~ 5.5V |
| INL/DNL (LSB) |
±1.5, ±0.5 |
| SFDR (典型值) @ 10 MHz |
68 dBc |
| 典型功耗 |
300 mW |
| 工作溫度範圍 |
-40°C ~ 85°C |
| 封裝 |
48-TQFP (7x7 mm) |
核心特性
- 雙通道12位DAC,更新率250 MSPS
- 出色的無雜散動態範圍(SFDR)
- 低毛刺能量
- 內部基準和關斷模式
- 單電源3V至5.5V供電
- 與DAC2900系列引腳兼容
典型應用場景
- 無線通信系統(例如5G基站發射機)
- 任意波形發生器
- 儀器儀表和測試設備
- 醫療成像(例如超聲波束形成)
- 雷達和電子戰系統
- 汽車雷達和信息娛樂系統(例如儀表盤顯示)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 DAC2902Y/250G4 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
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WhatsApp: +852 5209 9691 | Email: [email protected]