SNAS513F
August 2011 – November 2015
LM48560
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
Electrical Characteristics VDD = 3.6 V
6.5
I2C Interface Characteristics
6.6
Typical Characteristics
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
General Amplifier Function
8.3.2
Class H Operation
8.3.3
Differential Amplifier Explanation
8.3.4
Automatic Level Control (ALC)
8.3.5
Attack Time
8.3.6
Release Time
8.3.7
Boost Converter
8.3.8
Gain Setting
8.3.9
Shutdown Function
8.4
Device Functional Modes
8.4.1
Software or Hardware Mode
8.4.2
Single-Ended Input Configuration
8.5
Programming
8.5.1
Read/Write I2C Compatible Interface
8.5.2
Write Sequence
8.5.3
Read Sequence
8.6
Register Maps
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Proper Selection of External Components
9.2.2.1.1
ALC Timing (CSET) Capacitor Selection
9.2.2.1.2
Power Selection of External Components
9.2.2.1.3
Boost Converter Capacitor Selection
9.2.2.1.4
Inductor Selection
9.2.2.1.5
Diode Selection
9.2.3
Application Curve
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Community Resources
12.2
Trademarks
12.3
Electrostatic Discharge Caution
12.4
Glossary
13
Mechanical, Packaging, and Orderable Information
7 Parameter Measurement Information
Figure 22. PSRR Test Circuit
Figure 23. CMRR Test Circuit