80960CF-40(2002) Просмотр технического описания (PDF) - Intel

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80960CF-40
(Rev.:2002)

32-Bit High-Performance Superscalar Embedded Microprocessor

Intel 

Contents

14 Bus Backoff (BOFF) Timings ...................................................................................................... 39

15 Relative Timings Waveforms ...................................................................................................... 39

16 Output Delay or Hold vs. Load Capacitance .............................................................................. 40

17 Rise and Fall Time Derating at Highest Operating Temperature and Minimum VCC ................ 40

18 ICC vs. Frequency and Temperature—80960CF-33 and -25...................................................... 40

19 ICC vs. Frequency and Temperature—80960CF-40................................................................... 41

20 Cold Reset Waveform ................................................................................................................ 43

21 Warm Reset Waveform .............................................................................................................. 44

22 Entering the ONCE State ........................................................................................................... 45

23 Clock Synchronization in the 2-x Clock Mode ............................................................................ 46

24 Clock Synchronization in the 1-x Clock Mode ............................................................................ 46

25 Non-Burst, Non-Pipelined Requests Without Wait States .......................................................... 47

26 Non-Burst, Non-Pipelined Read Request With Wait States ....................................................... 48

27 Non-Burst, Non-Pipelined Write Request With Wait States ....................................................... 49

28 Burst, Non-Pipelined Read Request Without Wait States, 32-Bit Bus ....................................... 50

29 Burst, Non-Pipelined Read Request With Wait States, 32-Bit Bus ............................................ 51

30 Burst, Non-Pipelined Write Request Without Wait States, 32-Bit Bus........................................ 52

31 Burst, Non-Pipelined Write Request With Wait States, 32-Bit Bus............................................. 53

32 Burst, Non-Pipelined Read Request With Wait States, 16-Bit Bus ............................................ 54

33 Burst, Non-Pipelined Read Request With Wait States, 8-Bit Bus .............................................. 55

34 Non-Burst, Pipelined Read Request Without Wait States, 32-Bit Bus ....................................... 56

35 Non-Burst, Pipelined Read Request With Wait States, 32-Bit Bus ............................................ 57

36 Burst, Pipelined Read Request Without Wait States, 32-Bit Bus ............................................... 58

37 Burst, Pipelined Read Request With Wait States, 32-Bit Bus .................................................... 59

38 Burst, Pipelined Read Request With Wait States, 16-Bit Bus .................................................... 60

39 Burst, Pipelined Read Request With Wait States, 8-Bit Bus ...................................................... 61

40 Using External READY ............................................................................................................... 62

41 Terminating a Burst with BTERM ............................................................................................... 63

42 BOFF Functional Timing............................................................................................................. 64

43 HOLD Functional Timing ............................................................................................................ 65

44 DREQ and DACK Functional Timing .......................................................................................... 66

45 EOP Functional Timing............................................................................................................... 66

46 Terminal Count Functional Timing.............................................................................................. 67

47 FAIL Functional Timing............................................................................................................... 67

48 A Summary of Aligned and Unaligned Transfers for Little Endian Regions ............................... 68

49 A Summary of Aligned and Unaligned Transfers for Little Endian Regions ............................... 69

50 Idle Bus Operation ...................................................................................................................... 70

Tables

1 80960CF Instruction Set............................................................................................................. 10

2 Symbol Legend........................................................................................................................... 11

3 80960CF Pin Description—External Bus Signals ....................................................................... 12

4 80960CF Pin Description—Processor Control Signals .............................................................. 14

5 80960CF Pin Description—DMA and Interrupt Unit Control Signals .......................................... 15

6 80960CF PGA Pinout—In Signal Order ..................................................................................... 18

7 80960CF PGA Pinout—In Pin Order .......................................................................................... 19

8 80960CF PQFP Pinout—In Signal Order (80960CF-33 and -25 Only) ...................................... 20

9 80960CF PQFP Pinout—In Pin Order (80960CF-33 and -25 Only) ........................................... 21

10 Maximum TA at Various Airflows in oC (PGA Package Only) ..................................................... 23

11 80960CF PGA Package Thermal Characteristics ...................................................................... 24

4

Datasheet

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