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Product Overview
The ADS1293CISQ/NOPB is a low-power, 3-channel, 24-bit delta-sigma analog front-end (AFE) from Texas Instruments, designed for biopotential measurements such as ECG and EEG. It integrates programmable gain amplifiers (PGAs), a 24-bit ADC, and a right-leg drive amplifier in a compact 28-WQFN (5x5 mm) package. The device operates from a single 2.7V to 5.25V supply and features a data rate up to 8 kSPS per channel. It includes a built-in oscillator, reference, and SPI interface for easy integration.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Channels |
3 |
| Resolution |
24 bits |
| Data Rate (max) |
8 kSPS per channel |
| Input Voltage Range |
±VREF (up to ±2.5V) |
| Programmable Gain |
1, 2, 3, 4, 6, 8, 12 |
| CMRR (min) |
105 dB |
| Supply Voltage |
2.7V to 5.25V |
| Power Consumption |
0.5 mW/channel (typical) |
| Operating Temperature |
-40°C to +85°C |
| Package |
28-WQFN (5x5 mm) |
Key Features
- Three low-noise PGAs with 24-bit delta-sigma ADC
- Integrated right-leg drive amplifier
- Built-in oscillator and reference
- Lead-off detection and DC offset cancellation
- SPI-compatible serial interface
- Low power: 0.5 mW/channel
- Small footprint: 5x5 mm QFN
Target Applications
- Medical ECG/EKG monitors (e.g., Holter monitors, patient monitors)
- Wearable health devices (e.g., fitness trackers, smartwatches)
- Industrial process control (e.g., temperature, pressure sensors)
- 5G base station power monitoring
- Automotive dashboard sensor interfaces
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
ADS1293CISQ/NOPB. 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
ADS1293CISQ/NOPB 是德州儀器推出的一款低功耗、3通道、24位Δ-Σ模擬前端,專為生物電位測量(如心電圖和腦電圖)設計。它集成了可編程增益放大器、24位ADC和右腿驅動放大器,採用緊湊的28-WQFN(5x5 mm)封裝。器件可在2.7V至5.25V單電源下工作,每通道數據率高達8 kSPS。內置振盪器、基準和SPI接口,便於集成。
詳細技術參數
| 參數 |
數值 |
| 通道數 |
3 |
| 分辨率 |
24位 |
| 最大數據率 |
每通道8 kSPS |
| 輸入電壓範圍 |
±VREF(最高±2.5V) |
| 可編程增益 |
1, 2, 3, 4, 6, 8, 12 |
| 共模抑制比(最小) |
105 dB |
| 供電電壓 |
2.7V至5.25V |
| 功耗 |
典型0.5 mW/通道 |
| 工作溫度 |
-40°C至+85°C |
| 封裝 |
28-WQFN(5x5 mm) |
核心特性
- 三個低噪聲PGA與24位Δ-Σ ADC
- 集成右腿驅動放大器
- 內置振盪器和基準
- 導聯檢測和直流偏移消除
- SPI兼容串行接口
- 低功耗:0.5 mW/通道
- 小尺寸:5x5 mm QFN
典型應用場景
- 醫療心電監護儀(如動態心電圖、病人監護儀)
- 可穿戴健康設備(如健身追踪器、智能手錶)
- 工業過程控制(如溫度、壓力傳感器)
- 5G基站電源監控
- 汽車儀表盤傳感器接口
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 ADS1293CISQ/NOPB 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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