PPC440EPX-NPAFFFTS AMCC [Applied Micro Circuits Corporation], PPC440EPX-NPAFFFTS Datasheet - Page 74

• Manufacturer Part Number: PPC440EPX-NPAFFFTS
• Description: PowerPC 440EPx Embedded Processor
• Manufacturer: AMCC [Applied Micro Circuits Corporation]

440EPx – PPC440EPx Embedded Processor
Table 18. Clocking Specifications (continued)
Figure 5. Timing Waveform
Note:
74
MemClkOut and PLB Clock
MAL Clock
Symbol
SysClk and GMCRefClk are 2.5V (3.3V tolerant). Slew rate should be measured between 0.7V and 1.7V.
T
T
F
T
F
T
CH
C
C
C
C
C
Period
Frequency
Period
High time
Frequency
Period
Parameter
T
CH
45% of nominal
133.33
period
Min
1.5
45
12
6
T
C
55% of nominal
166.66
period
83.33
Max
22.2
7.5
3
T
CL
Revision 1.26 – October 15, 2007
Preliminary Data Sheet
Units
MHz
MHz
ns
ns
ns
ns
AMCC Proprietary
0.7V (0.8V)
1.7V (2.0V)
Notes