AMD-K6 Datasheet, PDF (260/346 Pages) Advanced Micro Devices – AMD-K6 Processor

AMD-K6^® Processor Data Sheet
Preliminary Information
20695H/0—March 1998
16.2
Clock Switching Characteristics for 66-MHz Bus Operation
Table 47. CLK Switching Characteristics for 66-MHz Bus Operation
Symbol
Parameter Description
Preliminary Data
Min
Max
Figure
Comments
Frequency
33.3 MHz 66.6 MHz
In Normal Mode
t₁
CLK Period
15.0 ns
30.0 ns
82
In Normal Mode
t₂
CLK High Time
4.0 ns
82
t₃
CLK Low Time
4.0 ns
82
t₄
CLK Fall Time
0.15 ns
1.5 ns
82
t₅
CLK Rise Time
0.15 ns
1.5 ns
82
CLK Period Stability
± 250 ps
Note
Note:
Jitter frequency power spectrum peaking must occur at frequencies greater than (Frequency of CLK)/3 or less than 500 KHz.
16.3
Clock Switching Characteristics for 60-MHz Bus Operation
Table 48. CLK Switching Characteristics for 60-MHz Bus Operation
Symbol
Parameter Description
Preliminary Data
Min
Max
Figure
Comments
Frequency
30 MHz
60 MHz
In Normal Mode
t₁
CLK Period
16.67 ns
33.33 ns
82
In Normal Mode
t₂
CLK High Time
4.0 ns
82
t₃
CLK Low Time
4.0 ns
82
t₄
CLK Fall Time
0.15 ns
1.5 ns
82
t₅
CLK Rise Time
0.15 ns
1.5 ns
82
CLK Period Stability
± 250 ps
Note
Note:
Jitter frequency power spectrum peaking must occur at frequencies greater than (Frequency of CLK)/3 or less than 500 KHz.
242
Signal Switching Characteristics
Chapter 16