SBAS543C
August 2011 – February 2016
ADS8528
,
ADS8548
,
ADS8568
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics: General
7.6
Electrical Characteristics: ADS8528
7.7
Electrical Characteristics: ADS8548
7.8
Electrical Characteristics: ADS8568
7.9
Serial Interface Timing Requirements
7.10
Parallel Interface Timing Requirements (Read Access)
7.11
Parallel Interface Timing Requirements (Write Access)
7.12
Typical Characteristics
8
Parameter Measurement information
8.1
Equivalent Circuits
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Analog
9.3.1.1
Analog Inputs
9.3.1.2
Analog-to-Digital Converter (ADC)
9.3.1.3
Conversion Clock
9.3.1.4
CONVST_x
9.3.1.5
Data Readout and BUSY/INT Signal
9.3.1.6
Sequential Operation
9.3.1.7
Reference
9.3.2
Digital
9.3.2.1
Device Configuration
9.3.2.2
Parallel Interface
9.3.2.3
Serial Interface
9.3.2.4
Output Data Format
9.4
Device Functional Modes
9.4.1
Hardware Mode
9.4.2
Software Mode
9.4.3
Daisy-Chain Mode
9.4.4
Reset and Power-Down Modes
9.5
Register Maps
9.5.1
Configuration (CONFIG) Register
9.5.1.1
CONFIG: Configuration Register (default = 000003FFh)
10
Application and Implementation
10.1
Application Information
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
Related Links
13.3
Community Resources
13.4
Trademarks
13.5
Electrostatic Discharge Caution
13.6
Glossary
14
Mechanical, Packaging, and Orderable Information
5
Device Comparison Table
PRODUCT
RESOLUTION
(Bits)
MAXIMUM DATA RATE: PAR, SER
(kSPS per Channel)
SNR
(dB, Typ)
THD
(dB, Typ)
ADS8528
12
650, 480
73.9
–89
ADS8548
14
600, 450
85
–91
ADS8568
16
510, 400
91.5
–94