Advance Information
Datasheet
iii
80960HA/HD/HT
Contents
1.0
2.0
About This Document
..............................................................................................1
Intel’s 80960Hx Processor
......................................................................................1
2.1
The i960 Processor Family.................................................................................2
2.2
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
2.3
Instruction Set Summary.......................................................................................5
Package Information
.................................................................................................6
3.1
Pin Descriptions ....................................................................................................7
3.2
80960Hx Mechanical Data..................................................................................12
3.2.1
80960Hx PGA Pinout.............................................................................12
3.2.2
80960Hx PQ4 Pinout..............................................................................18
3.3
Package Thermal Specifications.........................................................................23
3.4
Heat Sink Adhesives...........................................................................................26
3.5
PowerQuad4 Plastic Package.............................................................................26
3.6
Stepping Register Information.............................................................................26
3.7
Sources for Accessories......................................................................................28
Electrical Specifications
........................................................................................29
4.1
Absolute Maximum Ratings.................................................................................29
4.2
Operating Conditions...........................................................................................29
4.3
Recommended Connections...............................................................................30
4.4
VCC5 Pin Requirements (V
DIFF
).........................................................................30
4.5
VCCPLL Pin Requirements.................................................................................31
4.6
DC Specifications................................................................................................32
4.7
AC Specifications................................................................................................34
4.7.1
AC Test Conditions ................................................................................37
4.8
AC Timing Waveforms ........................................................................................38
Bus Waveforms
.........................................................................................................46
5.1
80960Hx Boundary Scan Chain..........................................................................76
5.2
Boundary Scan Description Language Example.................................................80
3.0
4.0
5.0