80960CF-40 Datasheet, PDF (4/77 Pages) Intel Corporation – 80960CF-40, -33, -25, -16 32-BIT HIGH-PERFORMANCE SUPERSCALAR EMBEDDED MICROPROCESSOR

CONTENTS
A
FIGURES
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80960CF Block Diagram ............................................................................................................ 2
80960CF PGA Pinout—View from Top (Pins Facing Down) .................................................... 12
80960CF PGA Pinout — View from Bottom (Pins Facing Up) ................................................. 13
80960CF PQFP Pinout—Top View (80960CF-33, -25, -16 Only) ............................................ 19
Measuring 80960CF PGA and PQFP Case Temperature ....................................................... 20
Register g0 ............................................................................................................................... 22
AC Test Load ........................................................................................................................... 37
Input and Output Clocks Waveform ......................................................................................... 37
CLKIN Waveform ..................................................................................................................... 37
Output Delay and Float Waveform ........................................................................................... 38
Input Setup and Hold Waveform .............................................................................................. 38
NMI, XINT7:0 Input Setup and Hold Waveform ....................................................................... 39
Hold Acknowledge Timings ...................................................................................................... 39
Bus Backoff (BOFF) Timings ................................................................................................... 40
Relative Timings Waveforms ................................................................................................... 40
Output Delay or Hold vs. Load Capacitance ............................................................................ 41
Rise and Fall Time Derating at Highest Operating Temperature and Minimum V_CC ............... 41
I_CC vs. Frequency and Temperature—80960CF-33, -25, -16 .................................................. 42
I_CC vs. Frequency and Temperature—80960CF-40 ................................................................ 42
Cold Reset Waveform .............................................................................................................. 44
Warm Reset Waveform ............................................................................................................ 45
Entering the ONCE State ......................................................................................................... 46
Clock Synchronization in the 2-x Clock Mode .......................................................................... 47
Clock Synchronization in the 1-x Clock Mode .......................................................................... 47
Non-Burst, Non-Pipelined Requests Without Wait States ........................................................ 48
Non-Burst, Non-Pipelined Read Request With Wait States ..................................................... 49
Non-Burst, Non-Pipelined Write Request With Wait States ..................................................... 50
Burst, Non-Pipelined Read Request Without Wait States, 32-Bit Bus ..................................... 51
Burst, Non-Pipelined Read Request With Wait States, 32-Bit Bus .......................................... 52
Burst, Non-Pipelined Write Request Without Wait States, 32-Bit Bus ..................................... 53
Burst, Non-Pipelined Write Request With Wait States, 32-Bit Bus .......................................... 54
Burst, Non-Pipelined Read Request With Wait States, 16-Bit Bus .......................................... 55
Burst, Non-Pipelined Read Request With Wait States, 8-Bit Bus ............................................ 56
Non-Burst, Pipelined Read Request Without Wait States, 32-Bit Bus ..................................... 57
Non-Burst, Pipelined Read Request With Wait States, 32-Bit Bus .......................................... 58
Burst, Pipelined Read Request Without Wait States, 32-Bit Bus ............................................. 59
Burst, Pipelined Read Request With Wait States, 32-Bit Bus .................................................. 60
Burst, Pipelined Read Request With Wait States, 16-Bit Bus .................................................. 61
Burst, Pipelined Read Request With Wait States, 8-Bit Bus .................................................... 62
iv
PRELIMINARY