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Product Overview
The ADS7949SRTET is a high-performance, 14-bit, 2 MSPS successive approximation register (SAR) analog-to-digital converter (ADC) from Texas Instruments. It operates from a single 2.7V to 5.25V supply and features a true differential input with a wide common-mode voltage range. The device includes an internal reference and reference buffer, reducing external component count. The SPI-compatible serial interface simplifies connection to microcontrollers and DSPs. Housed in a compact 16-pin WQFN (3x3 mm) package, it is ideal for space-constrained applications.
Detailed Technical Specifications
| Parameter |
Value |
| Resolution |
14 Bits |
| Sampling Rate |
2 MSPS |
| Input Type |
Differential |
| Supply Voltage |
2.7V to 5.25V |
| Reference |
Internal (2.5V) or External |
| Interface |
SPI |
| Package |
16-WQFN (3x3 mm) |
| Operating Temperature |
-40°C to +125°C |
Key Features
- 14-bit resolution with no missing codes
- 2 MSPS throughput rate
- True differential input with ±VREF range
- Internal reference (2.5V) with ±0.1% accuracy
- Low power: 4.5 mW at 2 MSPS
- SPI-compatible serial interface
- Small 3x3 mm WQFN package
Target Applications
- 5G base station: digital predistortion feedback path
- Automotive dashboard: battery voltage monitoring
- Industrial process control: sensor signal acquisition
- Medical imaging: portable ultrasound systems
- Test and measurement: data acquisition modules
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
ADS7949SRTET. 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.
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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
ADS7949SRTET 是德州儀器推出的一款高性能14位、2 MSPS逐次逼近寄存器(SAR)模數轉換器(ADC)。它可在2.7V至5.25V的單電源下工作,具有真差分輸入和寬共模電壓範圍。器件包含內部基準和基準緩衝器,減少了外部元件數量。SPI兼容串行接口簡化了與微控制器和DSP的連接。採用緊湊的16引腳WQFN(3x3 mm)封裝,非常適合空間受限的應用。
詳細技術參數
| 參數 |
數值 |
| 分辨率 |
14 位 |
| 採樣率 |
2 MSPS |
| 輸入類型 |
差分 |
| 電源電壓 |
2.7V 至 5.25V |
| 基準 |
內部(2.5V)或外部 |
| 接口 |
SPI |
| 封裝 |
16-WQFN(3x3 mm) |
| 工作溫度 |
-40°C 至 +125°C |
核心特性
- 14位分辨率,無漏碼
- 2 MSPS 吞吐率
- 真差分輸入,±VREF 範圍
- 內部基準(2.5V),精度±0.1%
- 低功耗:2 MSPS 時僅4.5 mW
- SPI兼容串行接口
- 小型3x3 mm WQFN封裝
典型應用場景
- 5G基站:數字預失真反饋路徑
- 汽車儀表盤:電池電壓監測
- 工業過程控制:傳感器信號採集
- 醫療成像:便攜式超聲系統
- 測試與測量:數據採集模塊
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 ADS7949SRTET 提供全面的供應鏈與批發解決方案。
我們的核心優勢包括:
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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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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。
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