MPC9447 Motorola, MPC9447 Datasheet - Page 6

• Manufacturer Part Number: MPC9447
• Description: 3.3V/2.5V 1:9 LVCMOS Clock Fanout Buffer
• Manufacturer: Motorola

MPC9447
are reduced such that when the parallel combination is added
to the output buffer impedance the line impedance is
perfectly matched.
MOTOROLA
Figure 6. Optimized Dual Line Termination
MPC9447
OUTPUT
BUFFER
The Following Figures Illustrate the Measurement Reference for the MPC9447 Clock Driver Circuit
17Ω
17Ω + 16Ω k 16Ω = 50Ω k 50Ω
Figure 7. CCLK MPC9447 AC Test Reference for V
R
R
25Ω = 25Ω
Generator
Z = 50 Ω
S
S
Pulse
= 16Ω
= 16Ω
Z
Z
Freescale Semiconductor, Inc.
O
O
= 50Ω
= 50Ω
For More Information On This Product,
Z
O
R
= 50 Ω
Go to: www.freescale.com
T
= 50 Ω
V
TT
MPC9447 DUT
6
cc
= 3.3V and V
Z
O
= 50 Ω
R
T
= 50 Ω
cc
= 2.5V
V
TT
TIMING SOLUTIONS