SBAS350H
June 2005 – June 2025
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
Typical Characteristics
6
Parameter Measurement Information
6.1
Noise Performance
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Analog Inputs (AINPX, AINNX)
7.3.2
Temperature Sensor (ADS1232 Only)
7.3.3
Low-Noise PGA
7.3.3.1
PGA Bypass Capacitor
7.3.4
Voltage Reference Inputs (REFP, REFN)
7.3.5
Clock Sources
7.3.6
Digital Filter Frequency Response
7.3.7
Settling Time
7.3.8
Data Rate
7.3.9
Data Format
7.3.10
Data Ready and Data Output (DRDY/DOUT)
7.3.11
Serial Clock Input (SCLK)
7.3.12
Data Retrieval
7.4
Device Functional Modes
7.4.1
Offset Calibration Mode
7.4.2
Standby Mode
7.4.3
Standby Mode With Offset-Calibration
7.4.4
Power-Down Mode
7.4.5
Power-Up Sequence
7.4.6
Summary of Serial Interface Waveforms
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curves
8.3
Power Supply Recommendations
8.3.1
Power-Supply Decoupling
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Receiving Notification of Documentation Updates
9.2
Support Resources
9.3
Trademarks
9.4
Electrostatic Discharge Caution
9.5
Glossary
10
Revision History
11
Mechanical, Packaging, and Orderable Information
Data Sheet
ADS123x 2- and 4-Channel, 24-Bit, Delta-Sigma ADCs for Bridge Sensors