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PRELIMINARY
iii
A
CONTENTS
80960CF-40, -33, -25, -16
32-BIT HIGH-PERFORMANCE SUPERSCALAR
EMBEDDED MICROPROCESSOR
1.0 PURPOSE ..................................................................................................................................................1
2.0 80960CF OVERVIEW ................................................................................................................................1
2.1 The 80960C-Series Core ....................................................................................................................3
2.2 Pipelined, Burst Bus ...........................................................................................................................3
2.3 Instruction Set Summary ....................................................................................................................3
2.4 Flexible DMA Controller ......................................................................................................................3
2.5 Priority Interrupt Controller ..................................................................................................................4
3.0 PACKAGE INFORMATION ........................................................................................................................5
3.1 Package Introduction ..........................................................................................................................5
3.2 Pin Descriptions ..................................................................................................................................5
3.3 80960CF Mechanical Data ...............................................................................................................12
3.3.1 80960CF PGA PINOUT .........................................................................................................12
3.3.2 80960CF PQFP Pinout (80960CF-33, -25, -16 Only) ............................................................16
3.4 Package Thermal Specifications ......................................................................................................19
3.5 Stepping Register Information ..........................................................................................................22
3.6 Sources for Accessories ...................................................................................................................22
4.0 ELECTRICAL SPECIFICATIONS ............................................................................................................23
4.1 Absolute Maximum Ratings ..............................................................................................................23
4.2 Operating Conditions ........................................................................................................................23
4.3 Recommended Connections ............................................................................................................24
4.4 DC Specifications .............................................................................................................................24
4.5 AC Specifications ..............................................................................................................................26
4.5.1 AC TEST CONDITIONS ........................................................................................................36
4.5.2 AC TIMING WAVEFORMS ....................................................................................................37
4.5.3 DERATING CURVES .............................................................................................................41
5.0 RESET, BACKOFF AND HOLD ACKNOWLEDGE ................................................................................42
6.0 BUS WAVEFORMS ..................................................................................................................................44
7.0 REVISION HISTORY ...............................................................................................................................71