SNLS466A
September 2013 – March 2014
DS125BR401A
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
5
Terminal Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
Handling Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Electrical Characteristics — Serial Management Bus Interface
6.7
Timing Requirements Serial Bus Interface
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.2.1
Functional Datapath Blocks
7.3
Feature Description
7.4
Device Functional Modes
7.4.1
Terminal Control Mode:
7.4.2
SMBus Mode:
7.4.3
MODE operation with SMBus Registers
7.5
Signal Conditioning Settings
7.6
Programming
7.7
Register Maps
7.7.1
Transfer Of Data Via The SMBus
7.7.2
SMBus Transactions
7.7.3
Writing a Register
7.7.4
Reading a Register
8
Applications and Implementation
8.1
Application Information
8.1.1
Signal Integrity in SAS-3 Applications
8.1.2
RX-Detect in SAS/SATA Applications
8.1.3
Signal Integrity in PCIe Applications
8.1.4
MODE operation with SMBus Registers
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Performance Plots
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Trademarks
11.2
Electrostatic Discharge Caution
11.3
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
NJY|54
MPQS027A
Thermal pad, mechanical data (Package|Pins)
Orderable Information
snls466a_oa
snls466a_pm