JAJSFM3E
February 2015 – June 2018
LMH1218
PRODUCTION DATA.
1
特長
2
アプリケーション
3
概要
Device Images
SPI概略回路図
4
改訂履歴
5
概要(続き)
6
Pin Configuration and Functions
Pin Descriptions – SPI Mode/ Mode_SEL = 1 kΩ to VDD
Pin Descriptions – SMBUS Mode/ MODE_SEL = 1 kΩ to GND
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Recommended SMBus Interface AC Timing Specifications
7.7
Serial Parallel Interface (SPI) Bus Interface AC Timing Specifications
7.8
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Loss of Signal Detector
8.3.2
Continuous Time Linear Equalizer (CTLE)
8.3.3
2:1 Multiplexer
8.3.4
Clock and Data Recovery
8.3.5
Eye Opening Monitor (EOM)
8.3.6
Fast EOM
8.3.6.1
SMBus Fast EOM Operation
8.3.6.2
SPI Fast EOM Operation
8.3.7
LMH1218 Device Configuration
8.3.7.1
MODE_SEL
8.3.7.2
ENABLE
8.3.7.3
LOS_INT_N
8.3.7.4
LOCK
8.3.7.5
SMBus MODE
8.3.7.6
SMBus READ/WRITE Transaction
8.3.7.7
SPI Mode
8.3.7.7.1
SPI READ/WRITE Transaction
8.3.7.7.2
SPI Write Transaction Format
8.3.7.7.3
SPI Read Transaction Format
8.3.7.8
SPI Daisy Chain
8.3.7.8.1
SPI Daisy Chain Write Example
8.3.7.8.2
SPI Daisy Chain Write Read Example
8.3.7.8.2.1
SPI Daisy Chain Length of Daisy Chain Illustration
8.3.8
Power-On Reset
8.4
Device Functional Modes
8.5
Programming
8.6
Register Maps
8.6.1
Global Registers
8.6.2
Receiver Registers
8.6.3
CDR Registers
8.6.4
Transmitter Registers
9
Application and Implementation
9.1
Application Information
9.1.1
General Guidance for All Applications
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.3
Application Curves
9.3
Do's and Don'ts
9.4
Initialization Set Up
9.4.1
Selective Data Rate Lock
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
11.3
Solder Profile
12
デバイスおよびドキュメントのサポート
12.1
デバイス・サポート
12.1.1
開発サポート
12.2
ドキュメントのサポート
12.2.1
関連資料
12.3
ドキュメントの更新通知を受け取る方法
12.4
コミュニティ・リソース
12.5
商標
12.6
静電気放電に関する注意事項
12.7
Glossary
13
メカニカル、パッケージ、および注文情報
7
Specifications