mc145170-2 Freescale Semiconductor, Inc, mc145170-2 Datasheet - Page 26

• Manufacturer Part Number: mc145170-2
• Description: Pll Frequency Synthesizer With Serial Interface
• Manufacturer: Freescale Semiconductor, Inc

Design Considerations
26
NOTES:
CMOS
MCU
1.
2.
The 33 kΩ resistor is needed to prevent the D
three-state output.
See related Figures 32, 33, and 34.
Figure 31. Cascading Two Different Device Types
D
in
MC145170-2 Technical Data, Rev. 5
CLK
MC145170-2
Device #1
ENB
V
D
Optional
DD
out
in
pin from floating. (The D
33 kΩ
Note 1
V+
V
D
DD
in
V
CC
CLK
Device #2
Note 2
out
ENB
pin is a
Freescale Semiconductor
V
PD
Output A
V
PD
(D
out
)