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Файл:бакМИТ_КП2015 / Компоненты по вариантам / АЦП / ADS8339.pdf
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- •1 Features
- •2 Applications
- •3 Description
- •Table of Contents
- •4 Revision History
- •5 Device Family
- •6 Pin Configuration and Functions
- •7 Specifications
- •7.1 Absolute Maximum Ratings
- •7.2 Handling Ratings
- •7.3 Recommended Operating Conditions
- •7.4 Thermal Information
- •7.5 Electrical Characteristics
- •7.6 Timing Requirements
- •7.7 Typical Characteristics
- •8 Parametric Measurement Information
- •8.1 Timing Diagrams
- •9 Detailed Description
- •9.1 Overview
- •9.2 Functional Block Diagram
- •9.3 Feature Description
- •9.3.1 Analog Input
- •9.3.2 Power Saving
- •9.3.3 Digital Output
- •9.3.4 SCLK Input
- •9.4 Device Functional Modes
- •9.4.1 CS Mode for a 3-Wire Interface
- •9.4.1.1 3-Wire CS Mode Without a Busy Indicator
- •9.4.1.2 3-Wire CS Mode With a Busy Indicator
- •9.4.2 CS Mode for a 4-Wire Interface
- •9.4.2.1 4-Wire CS Mode Without a Busy Indicator
- •9.4.2.2 4-Wire CS Mode With a Busy Indicator
- •9.4.3 Daisy-Chain Mode
- •9.4.3.1 Daisy-Chain Mode Without a Busy Indicator
- •9.4.3.2 Daisy-Chain Mode With a Busy Indicator
- •10 Application and Implementation
- •10.1 Application Information
- •10.1.1 ADC Reference Driver
- •10.1.1.1 Reference Driver Circuit
- •10.1.2 ADC Input Driver
- •10.1.2.1 Input Amplifier Selection
- •10.1.2.2 Antialiasing Filter
- •10.2 Typical Application
- •10.2.1 Design Requirements
- •10.2.2 Detailed Design Procedure
- •10.2.3 Application Curve
- •11 Power-Supply Recommendations
- •12 Layout
- •12.1 Layout Guidelines
- •12.2 Layout Example
- •13 Device and Documentation Support
- •13.1 Documentation Support
- •13.1.1 Related Documentation
- •13.2 Trademarks
- •13.3 Electrostatic Discharge Caution
- •13.4 Glossary
- •14 Mechanical, Packaging, and Orderable Information
ADS8339
www.ti.com |
SBAS677A –JUNE 2014 –REVISED OCTOBER 2014 |
8 Parametric Measurement Information
8.1 Timing Diagrams
500 mA |
IOL |
FROM SDO |
1.4 V |
20 PF |
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500 mA |
IOH |
Figure 43. Digital Interface Timing Load Circuit
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0.7 VBD |
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0.3 VBD |
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TDELAY |
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TDELAY |
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2 V |
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2 V |
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0.8 V |
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0.8 V |
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Figure 44. Timing Voltage Levels
Copyright © 2014, Texas Instruments Incorporated |
Submit Documentation Feedback |
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Product Folder Links: ADS8339
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