SBAS350G
June 2005 – January 2021
ADS1232
,
ADS1234
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Typical Characteristics
7
Parameter Measurement Information
7.1
Noise Performance
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Analog Inputs (AINPX, AINNX)
8.3.2
Temperature Sensor (ADS1232 Only)
8.3.3
Low-Noise PGA
8.3.3.1
PGA Bypass Capacitor
8.3.4
Voltage Reference Inputs (REFP, REFN)
8.3.5
Clock Sources
8.3.6
Digital Filter Frequency Response
8.3.7
Settling Time
8.3.8
Data Rate
8.3.9
Data Format
8.3.10
Data Ready and Data Output (DRDY/DOUT)
8.3.11
Serial Clock Input (SCLK)
8.3.12
Data Retrieval
8.4
Device Functional Modes
8.4.1
Offset Calibration Mode
8.4.2
Standby Mode
8.4.3
Standby Mode With Offset-Calibration
8.4.4
Power-Down Mode
8.4.5
Power-Up Sequence
8.4.6
Summary of Serial Interface Waveforms
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.3
Application Curves
10
Power Supply Recommendations
10.1
Power-Supply Decoupling
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Receiving Notification of Documentation Updates
12.2
Support Resources
12.3
Trademarks
12.4
Electrostatic Discharge Caution
12.5
Glossary
13
Mechanical, Packaging, and Orderable Information
12
Device and Documentation Support