© National Instruments
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7-5
Figure 7-2.
Using the OCXO to Overdrive the Chassis Backplane Clock
NI 6614 in
a
Peripher
a
l
S
lot
10 MHz
O
s
cill
a
tor
B
u
ffer
& PLL
PXIe_CLK100
PXIe Ch
ass
i
s
NI 6614 in the
S
y
s
tem Timing
S
lot
Front
P
a
nel I/O
Ac
qu
i
s
ition/
Gener
a
tion
Subs
y
s
tem
100 MHz
PLL
Other Extern
a
l
Ref Clk
DAQmx Timing Property
RefClk.
S
rc
On
b
o
a
rd
10 MHz
OCXO
PXIe_Clk100
On Bo
a
rd
10 MHz
OCXO
Other Mod
u
le
s
PXI_CLK10
Re
a
r
P
a
nel
10 MHz
Ref In
Front
P
a
nel I/O
Ac
qu
i
s
ition/
Gener
a
tion
Subs
y
s
tem
100 MHz
PLL
Other Extern
a
l
Ref Clk
DAQmx Timing Property
RefClk.
S
rc
PXIe_Clk100
PXI_CLK10_IN