SBASAQ6A
July 2024 – November 2024
ADS9811
,
ADS9813
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
Timing Requirements
5.7
Switching Characteristics
5.8
Timing Diagrams
5.9
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
Analog Inputs
6.3.1.1
Input Clamp Protection Circuit
6.3.1.2
Programmable Gain Amplifier (PGA)
6.3.1.3
Wide-Common-Mode Voltage Rejection Circuit
6.3.2
ADC Transfer Function
6.3.3
ADC Sampling Clock Input
6.3.4
Synchronizing Multiple ADCs
6.3.5
Reference Voltage
6.3.6
Data Interface
6.3.6.1
Data Clock Output
6.3.6.2
ADC Output Data Randomizer
6.3.6.3
Data Averaging
6.3.6.4
Test Patterns for Data Interface
6.3.6.4.1
Fixed Pattern
6.3.6.4.2
Digital Ramp
6.3.6.4.3
Alternating Test Pattern
6.4
Device Functional Modes
6.4.1
Reset
6.4.2
Power-Down
6.4.3
Initialization Sequence
6.4.4
Normal Operation
6.4.5
Speed-Boost Mode
6.5
Programming
6.5.1
Register Write
6.5.2
Register Read
6.5.3
Multiple Devices in a Daisy-Chain Topology for SPI Configuration
6.5.3.1
Register Write With Daisy-Chain
6.5.3.2
Register Read With Daisy-Chain
7
Register Map
7.1
Register Bank 0
7.2
Register Bank 1
7.3
Register Bank 2
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Parametric Measurement Unit (PMU)
8.2.2
Design Requirements
8.2.3
Detailed Design Procedure
8.2.4
Application Curve
8.3
Power Supply Recommendations
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
Package Options
Mechanical Data (Package|Pins)
RSH|56
MPQF191C
Thermal pad, mechanical data (Package|Pins)
RSH|56
QFND099F
Orderable Information
sbasaq6a_oa
sbasaq6a_pm
Data Sheet
ADS9813
18
-Bit, 2MSPS, 8-Channel, Simultaneous-Sampling ADC With Integrated Analog Front-End