Intel 80960HD - Manual (Page 3)

Datasheet 3
Contents
Contents
1.0 About This Document ................................................................................................................... 9
2.0 Intel 80960Hx Processor ............................................................................................................... 9
2.1 The i960
®
Processor Family ...............................................................................................10
2.2 Key 80960Hx Features ....................................................................................................... 10
2.2.1
Execution Architecture ........................................................................................... 10
2.2.2 Pipelined, Burst Bus .............................................................................................. 10
2.2.3 On-Chip Caches and Data RAM............................................................................11
2.2.4 Priority Interrupt Controller..................................................................................... 11
2.2.5 Guarded Memory Unit ........................................................................................... 11
2.2.6 Dual Programmable Timers ................................................................................... 12
2.2.7 Processor Self Test ...............................................................................................12
2.3 Instruction Set Summary .................................................................................................... 13
3.0 Package Information ...................................................................................................................14
3.1 Pin Descriptions .................................................................................................................. 15
3.2 80960Hx Mechanical Data.................................................................................................. 20
3.2.1
80960Hx PGA Pinout............................................................................................. 20
3.2.2 80960Hx PQ4 Pinout ............................................................................................. 26
3.3 Package Thermal Specifications ........................................................................................ 31
3.4 Heat Sink Adhesives........................................................................................................... 34
3.5 PowerQuad4 Plastic Package ............................................................................................ 34
3.6 Stepping Register Information ............................................................................................ 34
3.7 Sources for Accessories .....................................................................................................36
4.0 Electrical Specifications ............................................................................................................. 37
4.1 Absolute Maximum Ratings ................................................................................................ 37
4.2 Operating Conditions .......................................................................................................... 37
4.3 Recommended Connections .............................................................................................. 38
4.4 VCC5 Pin Requirements (V
DIFF
) ........................................................................................ 38
4.5 VCCPLL Pin Requirements ................................................................................................ 39
4.6 DC Specifications ............................................................................................................... 40
4.7 AC Specifications................................................................................................................ 42
4.7.1
AC Test Conditions ................................................................................................ 45
4.8 AC Timing Waveforms ........................................................................................................ 46
5.0 Bus Waveforms ........................................................................................................................... 54
5.1 80960Hx Boundary Scan Chain .........................................................................................84
5.2 Boundary Scan Description Language Example ................................................................ 88
Figures
1 80960Hx Block Diagram ............................................................................................................... 9
2 80960Hx 168-Pin PGA Pinout—View from Top (Pins Facing Down) ......................................... 20
3 80960Hx 168-Pin PGA Pinout—View from Bottom (Pins Facing Up) ........................................ 21
4 80960Hx 208-Pin PQ4 Pinout..................................................................................................... 26
5 Measuring 80960Hx PGA Case Temperature ............................................................................31
6 80960Hx Device Identification Register...................................................................................... 34