Maxim /MAX4889A Specifications

PCI/104-Express™ & PCIe/104™ Specification Including OneBank™ and Adoption on 104™, EPIC™, and EBX™ Form Factors Version 3.0 February 17, 2015

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 9 TABLE OF TABLES Table 1-1 Feature Summary ...

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 10 Glossary of Terms Terms Definitions ATX Advanced Technology Exte

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 1 1. INTRODUCTION 1.1. Purpose This document defines the addition

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 2 A reduced feature set OneBank version does not implement the Bank

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 3 1.4.2 PCI/104-Express Version 1.0 and 1.1 Peripheral Board Compat

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 4 6. SATA 1 at 1.5 Gigabits/second 7. USB 2.0 at 480 Mbits/second

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 5 PCI/104-Express and PCIe/104 incorporate four x1 PCI Express Links

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 6 1.9.5 System Management Bus The optional System Management Bus (S

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 7 1.9.7 RTC Battery Any board in a system can provide a 3.0 to 3.6

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 8 2. EXPANSION CONNECTOR A 2.1. Functions Not all processors and

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 1 IMPORTANT INFORMATION AND DISCLAIMERS The PC/104 Consortium (“Con

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 9 2.2. Signal Descriptions 2.2.1 PCIe/104 Type 1 Table 2-1 Connect

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 10 2.2.2 PCIe/104 Type 2 Table 2-2 Connector A Type 2 Signals Group

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 11 in parenthesis, for the links that have more than one lane. Last

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 12 Table 2-3 Connector A, Type 1 Pin Assignments 1 USB_OC# PE_RST# 2

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 13 Table 2-4 Connector A, Type 2 Pin Assignments 1 USB_OC# PE_RST# 2

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 14 Table 2-5 Connector A, OneBank Pin Assignments 1 USB_OC# PE_RST#

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 15 Table 2-6: x16 Link as Two x8 or Two x4 Links Top Connector Host

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 16 2.4.3.1 DIR Line on Host The state of the DIR line is always de

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 17 If the Device is stacked below the module, then the DIR line woul

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 18 2.4.5 Link Shifting PCB Examples As a demonstration of link shif

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 2 REVISION HISTORY March 21, 2008 Version 1.0 • Initial relea

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 19 2.4.6 Link Shifting Stack Examples Figure 2-4: Automatic Lin

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 20 Figure 2-5: Automatic Link Shifting Stack-Down Example Consist

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 21 2.5. Switching To ensure that all Device modules can be stacked

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 22 2.7. Layout Recommendations The Data rate for PCI Express Genera

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 23 2.8. Routing Topology 2.8.1 PCI Express and USB 3.0 Figure 2-6 b

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 24 2.8.2 SATA Figure 2-7 below shows the positioning of the DC bloc

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 25 2.9. Device Connector Break-out Examples These drawings are not t

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 26 2.9.3 Type 1 PCI Express x8 Device Layout Example Figure 2-10 be

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 27 2.9.5 Type 2 USB 3.0 Device Layout Example Figure 2-12 below sho

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 28 3. EXPANSION CONNECTOR B 3.1. Description Expansion Connector

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 3 December 16, 2014 Version 3.0 • Added OneBank™ connector va

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 29 3.3. Signal Descriptions Table 3-1 Connector B Signals Table 3-

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 30 3.4. Pin Assignment Signals are assigned in the same relative or

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 31 3.6. PCI Signaling Voltage (VI/O) Requirements 3.6.1 PCI Host M

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 32 4. PCIe/104 Type 1 and Type 2 Stacking 4.1. System Stacking Rul

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 33 The signals that need special consideration are: SATA_T[0:3]n, SA

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 34 4.4. Stack Configuration Examples Figure 4-1 illustrates a stack

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 35 Figure 4-2 illustrates putting PCIe/104 and PCI/104-Express perip

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 36 Figure 4-3 illustrates a stack with PCIe/104, PCI/104-Express and

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 37 Figure 4-4 illustrates a stack that has PCI/104-Express Host with

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 38 Figure 4-5 illustrates a Host with a PCIe/104 Type 1 connector go

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 4 TABLE OF CONTENTS 1. INTRODUCTION ...

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 39 Figure 4-6 illustrates a Host with a PCIe/104 Type 2 connector go

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 40 5. ELECTRICAL SPECIFICATION 5.1. Power and Ground 5.1.1 Connec

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 41 5.1.3 Total PCIe/104 Power Capabilities Connector A Only (OneBan

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 42 6. MECHANICAL SPECIFICATIONS 6.1. Connector A Samtec’s QMS/QFS

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 43 Figure 6-4: Bottom Connector ASP-129646-03 or equivalent Figu

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 44 6.1.2 Connector A Specifications MATERIALS Housing: Liquid Crys

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 45 6.1.3 Standard 0.600” (15.24mm) Top Connector A Mechanical Drawi

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 46 6.1.4 Optional 0.866” (22.00mm) Top Connector A Mechanical Drawi

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 47 6.1.5 Optional OneBank Top Connector A Mechanical Drawings

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 48 Figure 6-10 Optional OneBank 0.866” (22mm) Connector AS

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 5 2.4.2 PEG_ENA# Signal ...

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 49 6.1.6 Standard ASP-129646-03 or equivalent (Bottom Connector) Me

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 50 6.1.7 Optional ASP-129646-22 (OneBank Bottom Connector) Mechanic

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 51 6.3. Board Layout & Dimensions 6.3.1 PCIe/104 Layout &

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 52 Figure 6-14 PCIe/104 OneBank Module Dimensions Dimensions are

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 53 6.3.2 PCI/104-Express Layout & Dimensions The outer mechanic

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 54 Figure 6-16 PCI/104-Express OneBank Module Dimensions Dimension

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 55 6.3.3 Connector A Placement Details Since the QFS (ASP-129646-0

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 56 6.4. Standoff Standoffs are used to ensure stacked boards retain

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 57 APPENDIX A: PC/104 BRIDGE CARD While advancing the PC/104 fami

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 58 A.1 Bridge Module Configurations The PCI-to-ISA Bridge module ha

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 6 5. ELECTRICAL SPECIFICATION ...

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 59 Figure 6-22: Stack-DOWN Configuration Example PCI-104 Perip

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 60 Figure 6-23: Combined Stack-UP Configuration Example PC

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 61 APPENDIX B: EPIC FORM FACTOR – PCI/104-Express Placement Fi

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 62 APPENDIX C: EBX FORM FACTOR – PCI/104-Express Placement F

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 7 TABLE OF FIGURES Figure 1-1: PCI/104-Express and PCIe/104 Board L

PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 8 Figure 6-10 Optional OneBank 0.866” (22mm) Connector ASP-142781-07