Preliminary
PowerPC 750FL RISC Microprocessor
Figure 5-3. Dual PLL Power Supply Filter Circuits
Dual PLL (AVDD) Power Supply Filter Circuits1
(Recommended configuration if dual PLL feature is enabled.)
Discrete Resistor
Ferrite Bead
2
Ω
A1VDD Pin
AVDD
(VDD
)
C1
C2
AGND Pin2
Discrete Resistor
Ferrite Bead
2
Ω
A2VDD Pin
AVDD
(VDD
)
C1
C2
AGND Pin2
Item
Resistor
C1
Description/Value
2 Ω
0.1 μF Ceramic
10.0 μF Ceramic
C2
Ferrite Bead
30Ω (typical) - Murata BLM21P300S or similar
Notes:
1. The dual PLL power supply circuits shown in this figure are recommended for a design that uses the dual PLL feature.
2. Connect to ground without a filter.
750flds60.fm.6.0
April 27, 2007
System Design Information
Page 45 of 65
IBM [ IBM ]
