Table of Contents
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Table of Contents
1.0 Introduction to the CompactFlash Memory Card....................................................7
1.1
Scope...............................................................................................................................8
1.2
Product Models.................................................................................................................8
1.3
System Features...............................................................................................................8
1.4
PCMCIA Standard...........................................................................................................9
1.5
CompactFlash Specification............................................................................................9
1.6
Related Documentation....................................................................................................9
1.7
CompactFlash Memory Cards Compared to the SanDisk FlashDisk Products.....................9
1.7.1
System Power Requirements................................................................................10
1.7.2
Card Information Structure (CIS)........................................................................10
1.7.3
Capacity Specifications.....................................................................................11
1.7.4
Voltage Sense Signal -VS1.................................................................................11
1.7.5
True IDE Mode...................................................................................................11
1.7.6
Identify Drive Information.................................................................................12
1.8
Functional Description...................................................................................................12
1.8.1
Flash Technology Independence..........................................................................12
1.8.2
Defect and Error Management.............................................................................12
1.8.3
Endurance .........................................................................................................13
1.8.4
Wear Leveling...................................................................................................13
1.8.5
Using the Erase Sector and Write without Erase Commands.................................13
1.8.5.1
1.8.5.2
1.8.6
Automatic Sleep Mode.......................................................................................14
1.8.7
Dynamic Adjustment of Performance versus Power Consumption...........................14
1.8.8
Power Supply Requirements................................................................................14
2.0 Product Specifications................................................................................15
2.1
System Environmental Specifications.............................................................................15
2.2
System Power Requirements............................................................................................15
2.3
System Performance.......................................................................................................16
2.4
System Reliability and Maintenance..............................................................................16
2.5
Physical Specifications..................................................................................................16
2.6
Capacity Specifications.................................................................................................19
3.0 Installation .............................................................................................20
3.1
Mounting........................................................................................................................20
4.0 CompactFlash Memory Card Interface Description...............................................21
4.1
Physical Description......................................................................................................21
4.1.1
Pin Assignments and Pin Type.............................................................................21
4.2
Electrical Description....................................................................................................21
4.3
Electrical Specification..................................................................................................28
4.3.1
Input Leakage Current........................................................................................28
4.3.2
Input Characteristics.........................................................................................28
4.3.3
Output Drive Type.............................................................................................29
4.3.4
Output Drive Characteristics.............................................................................29
SanDisk CompactFlash Memory Card Product Manual © 1998 SANDISK CORPORATION
CompactFlash Memory Card Product Manual
Write without Erase Commands..........................................................13
Limitations and Issues.........................................................................13
3
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