PCI EXPRESS MINI CARD ELECTROMECHANICAL SPECIFICATION, REV 2.0
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Contents
1. INTRODUCTION ...................................................................................................................7
1.1. OVERVIEW ................................................................................................................... 7
1.2. SPECIFICATION REFERENCES........................................................................................ 9
1.3. T
ARGETED APPLICATIONS ........................................................................................... 9
1.4. F
EATURES AND BENEFITS .......................................................................................... 10
2. MECHANICAL SPECIFICATION ......................................................................................11
2.1. OVERVIEW ................................................................................................................. 11
2.2. CARD SPECIFICATIONS............................................................................................... 11
2.2.1. Card Form Factor
..................................................................................................... 12
2.2.2. Card and Socket Types.............................................................................................. 14
2.2.3. Card PCB Details
..................................................................................................... 14
2.3. SYSTEM CONNECTOR SPECIFICATIONS....................................................................... 23
2.3.1. System Connector...................................................................................................... 23
2.3.2. System Connector Parametric Specifications........................................................... 24
2.4. I/O CONNECTOR AREA............................................................................................... 25
2.5. RECOMMENDED SOCKET CONFIGURATIONS............................................................... 26
2.5.1. Single-Use Full-Mini and Half-Mini Sockets ........................................................... 26
2.5.2. Dual-Use Sockets...................................................................................................... 29
2.5.3. Dual Head-to-Head Sockets ..................................................................................... 32
2.5.4. Side-by-Side Socket Spacing..................................................................................... 35
2.6. THERMAL GUIDELINES............................................................................................... 35
2.6.1. Thermal Design Definitions...................................................................................... 35
2.6.2. Thermal Guidelines for PCI Express Mini Card Add-in Card Designers................ 36
2.6.2.1. Implementation Considerations ........................................................................ 37
2.6.3. Thermal Guidelines for Integrating Wireless Wide Area Network Mini Card Add-in
Cards......................................................................................................................... 38
3. ELECTRICAL SPECIFICATIONS ......................................................................................41
3.1. OVERVIEW ................................................................................................................. 41
3.2. S
YSTEM INTERFACE SIGNALS..................................................................................... 41
3.2.1. Power Sources and Grounds .................................................................................... 43
3.2.2. PCI Express Interface
............................................................................................... 43
3.2.3. USB Interface............................................................................................................ 44
3.2.4. DisplayPort Interface
................................................................................................ 45
3.2.4.1. HPD................................................................................................................... 45
3.2.4.2. DMC# ............................................................................................................... 45
3.2.4.3. MLDIR.............................................................................................................. 45
3.2.5. Auxilia
ry Signals....................................................................................................... 46
3.2.5.1. Reference Clock................................................................................................ 46
3.2.5.2. CLKREQ# Signal ............................................................................................. 46
3.2.5.3. PERST# Signal ................................................................................................. 49
3.2.5.4. WAKE# Signal ................................................................................................. 50
3.2.5.5. SMBus............................................................................................................... 50
