SanDisk SDSDB-016G-A11 Product Manual - Page 3

Revision 2.2 SanDisk SD Card Product Manual TABLE OF CONTENTS 1. Introduction 1-1 1.1 General Description 1-1 1.2 Features 1-2 1.3 SD Card Standard 1-2 1.4 Functional Description 1-3 1.5 Independent Flash Technology 1-3 1.6 Defect and Error Management 1-3 1.7 Copyright Protection 1-4 1.8 Endurance 1-4 1.9 Wear Leveling 1-4 1.10 Automatic Sleep Mode 1-4 1.11 Hot Insertion 1-5 1.12 SD Card-SD Bus Mode 1-5 1.13 SPI Mode 1-9 2. Product Specifications 2-1 2.1 Overview 2-1 2.2 System Environmental Specifications 2-1 2.3 Reliability and Durability 2-1 2.4 Typical Card Power Requirements 2-2 2.5 System Performance 2-2 2.6 System Reliability and Maintenance 2-2 2.7 Physical Specifications 2-3 2.8 Capacity Specifications 2-5 3. SD Card Interface Description 3-1 3.1 General Description of Pins and Registers 3-1 3.2 SD Bus Topology 3-3 3.3 SPI Bus Topology 3-5 3.4 Electrical Interface 3-6 3.5 SD Card Registers 3-11 3.6 Data Interchange Format and Card Sizes 3-23 4. SD Card Protocol Description 4-1 4.1 SD Bus Protocol 4-1 4.2 Functional Description 4-4 4.3 Card Identification Mode 4-4 4.4 Data Transfer Mode 4-7 4.5 Clock Control 4-26 4.6 Cyclic Redundancy Codes 4-27 4.7 Error Conditions 4-28 4.8 Commands 4-29 4.9 Card State Transition 4-37 4.10 Timing Diagrams 4-41 4.11 Data Read 4-42 4.12 Data Write 4-43 4.13 Timing Values 4-45 5. SPI Protocol 5-1 5.1 SPI Bus Protocol 5-1 5.2 Mode Selection 5-1 5.3 Bus Transfer Protection 5-2 5.4 Data Read 5-2 © 2004 SanDisk Corporation ii