AMD AMD5K86 - Noise Reduction

AMD~
AMD51J6 Processor Technical Reference Manual
~
Clock
Synthesizer
DE
FIGURE 6-9. ClK Synthesizer with Output Enable
CPUClK in
(from Core logic Chip)
Vee to CPU
(3.3 V, 5 V, or other)
Ground
(to Core logic)
R3
lOOK
r - - -,
I CRI CR2 I
L. ___ -'
FIGURE 6-10. CPUClK Clamping Circuit
6-42
Rl
33n
R2
10K
0.001 IlF
18524B/O-Mar1996
ClK
<
~
>
To System
--:::- 1 k
n
WRGOOD P
CPUClK Out
(to CPU)
022N7002
N-Channel
MOSFET
Ground
(to CPU)
System Design