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Product Overview
The TLV2548QDW is a high-performance, 12-bit successive-approximation (SAR) analog-to-digital converter (ADC) from Texas Instruments. It features 8 analog input channels, a sampling rate of up to 200 ksps, and operates from a single 2.7V to 5.5V supply. The device includes an internal reference and a 4-wire SPI-compatible serial interface. Housed in a 20-SOIC package, it is designed for industrial and automotive applications requiring low power and small footprint.
Detailed Technical Specifications
| Parameter |
Value |
| Resolution |
12 bits |
| Number of Channels |
8 (multiplexed) |
| Sampling Rate |
200 ksps |
| Input Type |
Single-ended |
| Interface |
SPI (4-wire) |
| Supply Voltage |
2.7V to 5.5V |
| Power Consumption |
3.6 mW (typ) at 3V |
| Operating Temperature |
-40°C to +125°C |
| Package |
20-SOIC |
Key Features
- 12-bit resolution with no missing codes
- 8-channel multiplexer with sample-and-hold
- 200 ksps maximum sampling rate
- Internal 2.5V reference (drift ±10 ppm/°C)
- SPI-compatible serial interface (CPOL, CPHA configurable)
- Low power: 3.6 mW at 3V, 200 ksps
- Auto-scan mode for continuous conversion
- Power-down mode (1 µA max)
- Wide supply range: 2.7V to 5.5V
- Extended temperature range: -40°C to +125°C
Target Applications
- Industrial process control (e.g., PLC analog input modules)
- Automotive battery management systems (BMS) for voltage/temperature sensing
- 5G base station power monitoring (e.g., remote radio unit current sensing)
- Portable instrumentation (e.g., data loggers)
- Medical devices (e.g., patient monitoring sensors)
- Automotive dashboard sensor interfaces (e.g., climate control, pedal position)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TLV2548QDW. 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.
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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
TLV2548QDW 是德州儀器 (TI) 推出的一款高性能 12 位逐次逼近型 (SAR) 模數轉換器 (ADC)。它具備 8 個模擬輸入通道,最高採樣率達 200 ksps,可在 2.7V 至 5.5V 的單電源下工作。器件內置參考電壓源和 4 線 SPI 兼容串行接口。採用 20-SOIC 封裝,專為需要低功耗和小尺寸的工業及汽車應用而設計。
詳細技術參數
| 參數 |
數值 |
| 分辨率 |
12 位 |
| 通道數 |
8(多路復用) |
| 採樣率 |
200 ksps |
| 輸入類型 |
單端 |
| 接口 |
SPI(4 線) |
| 電源電壓 |
2.7V 至 5.5V |
| 功耗 |
3.6 mW(典型值,3V 時) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
20-SOIC |
核心特性
- 12 位分辨率,無漏碼
- 8 通道多路復用器,帶採樣保持
- 最高 200 ksps 採樣率
- 內置 2.5V 參考電壓(漂移 ±10 ppm/°C)
- SPI 兼容串行接口(CPOL、CPHA 可配置)
- 低功耗:3V、200 ksps 時僅 3.6 mW
- 自動掃描模式,支持連續轉換
- 掉電模式(最大 1 µA)
- 寬電源範圍:2.7V 至 5.5V
- 寬溫度範圍:-40°C 至 +125°C
典型應用場景
- 工業過程控制(例如 PLC 模擬輸入模塊)
- 汽車電池管理系統 (BMS) 的電壓/溫度檢測
- 5G 基站電源監控(例如遠程射頻單元電流檢測)
- 便攜式儀器(例如數據記錄儀)
- 醫療設備(例如病人監護傳感器)
- 汽車儀表盤傳感器接口(例如氣候控制、踏板位置)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TLV2548QDW 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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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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