80960HA/HD/HT
Contents
1.0
2.0
About This Document ..............................................................................................1
Intel’s 80960Hx Processor......................................................................................1
2.1
2.2
The i960® Processor Family.................................................................................2
Key 80960Hx Features..........................................................................................2
2.2.1 Execution Architecture .............................................................................2
2.2.2 Pipelined, Burst Bus .................................................................................2
2.2.3 On-Chip Caches and Data RAM ..............................................................3
2.2.4 Priority Interrupt Controller .......................................................................3
2.2.5 Guarded Memory Unit..............................................................................3
2.2.6 Dual Programmable Timers .....................................................................4
2.2.7 Processor Self Test..................................................................................4
Instruction Set Summary.......................................................................................5
2.3
3.0
4.0
5.0
Package Information.................................................................................................6
3.1
3.2
Pin Descriptions ....................................................................................................7
80960Hx Mechanical Data ..................................................................................12
3.2.1 80960Hx PGA Pinout .............................................................................12
3.2.2 80960Hx PQ4 Pinout..............................................................................18
Package Thermal Specifications.........................................................................23
Heat Sink Adhesives ...........................................................................................26
PowerQuad4 Plastic Package.............................................................................26
Stepping Register Information.............................................................................26
Sources for Accessories......................................................................................28
3.3
3.4
3.5
3.6
3.7
Electrical Specifications........................................................................................29
4.1
4.2
4.3
4.4
4.5
4.6
4.7
Absolute Maximum Ratings.................................................................................29
Operating Conditions...........................................................................................29
Recommended Connections...............................................................................30
VCC5 Pin Requirements (VDIFF).........................................................................30
VCCPLL Pin Requirements.................................................................................31
DC Specifications................................................................................................32
AC Specifications ................................................................................................34
4.7.1 AC Test Conditions ................................................................................37
AC Timing Waveforms ........................................................................................38
4.8
Bus Waveforms.........................................................................................................46
5.1
5.2
80960Hx Boundary Scan Chain..........................................................................76
Boundary Scan Description Language Example.................................................80
Advance Information Datasheet
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