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Section VII–2 Altera Corporation

PCB Layout Guidelines Stratix Device Handbook, Volume 2

Table of Contents

Default Chapter3
- Table of Contents3
Chapter Revision Dates13
About this Handbook15
- How to Find Information15
- How to Contact Altera15
- Typographic Conventions16
Section I. Clock Management17
- Revision History17
- Introduction19
- Enhanced Plls23
- Fast Plls49
- Clocking57
- Board Layout68
- Conclusion74
Chapter 1. General-Purpose Plls in Stratix & Stratix GX Devices17
Section II. Memory75
- Revision History75
Chapter 2. Trimatrix Embedded Memory Blocks in Stratix & Stratix GX Devices77
- Introduction77
- Trimatrix Memory77
- Using Trimatrix Memory83
- Clock Modes92
- Designing with Trimatrix Memory99
- Read-During-Write Operation at the same Address101
  - Same-Port Read-During-Write Mode101
  - Mixed-Port Read-During-Write Mode102
- Conclusion103
Chapter 3. External Memory Interfaces in Stratix & Stratix GX Devices105
- Introduction105
- External Memory Standards105
- DDR Memory Support Overview114
- Conclusion131
Section III. I/O Standards133
- Revision History133
Chapter 4. Selectable I/O Standards in Stratix & Stratix GX Devices133
- Introduction137
- Stratix & Stratix GX I/O Standards137
- High-Speed Interfaces151
- Stratix & Stratix GX I/O Banks153
- Hot Socketing163
  - DC Hot Socketing Specification164
  - AC Hot Socketing Specification164
- I/O Termination164
- I/O Pad Placement Guidelines166
- Power Source of Various I/O Standards174
- Conclusion178
- More Information178
- References178
Chapter 5. High-Speed Differential I/O Interfaces in Stratix Devices181
- Introduction181
- Stratix I/O Banks181
  - Stratix Differential I/O Standards182
  - Stratix Differential I/O Pin Location185
- Principles of SERDES Operation186
- Using SERDES to Implement DDR193
- Using SERDES to Implement SDR194
- Differential I/O Interface & Fast Plls196
- Receiver Data Realignment205
- Source-Synchronous Timing Budget210
- SERDES Bypass DDR Differential Signaling222
- High-Speed Interface Pin Locations225
- Differential I/O Termination226
- Board Design Consideration230
- Software Support231
- Summary255
Section IV. Digital Signal Processing (DSP)257
- Revision History257
Chapter 6. DSP Blocks in Stratix & Stratix GX Devices259
- Introduction259
- DSP Block Overview260
- Architecture263
- Operational Modes276
- Software Support286
- Conclusion286
Chapter 7. Implementing High Performance DSP Functions287
In Stratix & Stratix GX Devices287
- Introduction287
- Stratix & Stratix GX DSP Block Overview287
- Trimatrix Memory Overview290
- DSP Function Overview291
- Finite Impulse Response (FIR) Filters291
- Infinite Impulse Response (IIR) Filters320
- Matrix Manipulation331
  - Background on Matrix Manipulation331
  - Two-Dimensional Filtering & Video Imaging332
- Discrete Cosine Transform (DCT)338
  - DCT Background338
  - 2-D DCT Algorithm339
- Arithmetic Functions345
- Conclusion348
- References349
Section V. IP & Design Considerations351
- Revision History351
Chapter 8. Implementing 10-Gigabit Ethernet Using Stratix & Stratix GX Devices353
- Introduction353
  - Related Links353
- 10-Gigabit Ethernet353
- Interfaces357
- I/O Characteristics for XSBI, XGMII & XAUI374
Chapter 9. Implementing SFI-4 in Stratix & Stratix GX Devices379
- Introduction379
Chapter 10. Transitioning APEX Designs to Stratix & Stratix GX Devices393
- Introduction393
- General Architecture393
- Trimatrix Memory400
- DSP Block408
  - DSP Block Megafunctions408
- Plls & Clock Networks410
  - Clock Networks410
  - Plls411
- I/O Structure417
- Configuration422
- Conclusion424
Section VI. System Configuration & Upgrades425
- Revision History426
Chapter 11. Configuring Stratix & Stratix GX Devices427
- Introduction427
- Device Configuration Overview428
- Configuration File Size432
- Altera Configuration Devices433
- Configuration Schemes433
- Configuring Using the Microblaster Driver477
- Device Configuration Pins477
Chapter 12. Remote System Configuration with Stratix & Stratix GX Devices487
- Introduction487
- Remote Configuration Operation487
  - Remote System Configuration Modes489
  - Remote System Configuration Components491
- Quartus II Software Support498
  - Altremote_Update Megafunction500
  - Remote Update WYSIWYG ATOM503
- Using Enhanced Configuration Devices505
  - Local Update Programming File Generation507
  - Remote Update Programming File Generation518
- Combining MAX Devices & Flash Memory528
- Using an External Processor529
- Conclusion530
Section VII. PCB Layout Guidelines531
- Revision History531
Chapter 13. Package Information for Stratix Devices533
- Introduction533
- Device & Package Cross Reference533
- Thermal Resistance534
- Package Outlines535
Chapter 14. Designing with 1.5-V Devices549
- Introduction549
- Power Sequencing & Hot Socketing549
- Using Multivolt I/O Pins550
- Voltage Regulators551
- V Regulator Application Examples567
  - Synchronous Switching Regulator Example568
- Board Layout569
  - Split-Plane Method571
- Conclusion571
- References572

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