Texas Instruments LMK04131 Clock Jitter Cleaner with Cascade PLL LMK04131EVAL/NOPB LMK04131EVAL/NOPB 데이터 시트
제품 코드
LMK04131EVAL/NOPB
L M K 0 4 1 X X - R E V 3 E V A L U A T I O N B O A R D O P E R A T I N G I N S T R U C T I O N S
SNLU099
3
Quick Start
Full evaluation board instructions with data are downloadable from the product folder of the
device at National Semiconductor‟s website,
device at National Semiconductor‟s website,
1. Connect a voltage of 3.3 volts to either the Vcc SMA connector or the alternate connector.
2. Connect a reference clock from a signal generator or other source. Exact frequency
2. Connect a reference clock from a signal generator or other source. Exact frequency
depends on programming. Default modes use a 122.88 MHz reference.
3. Connect the uWire header to a computer parallel port with the CodeLoader cable. A
USB communication option is available, search at
IFACE.
4. Program the device with CodeLoader. Ctrl-L must be pressed at least once to load all
registers once after CodeLoader is started or after restoring a Mode. CodeLoader is
available for download at
available for download at
5. Measurements may be made at any clock output or Fout if enabled by programming.
LMK041XX
P
a
ra
lle
l
P
o
rt
R
ib
b
o
n
c
a
b
le
Vcc
C
L
K
in
0
*
C
L
K
o
u
t1
Reference clock
from signal
generator or other
external source
C
L
K
o
u
t1
*
C
L
K
o
u
t2
C
L
K
o
u
t2
*
C
L
K
o
u
t3
C
L
K
o
u
t3
*
C
L
K
o
u
t4
*
C
L
K
o
u
t0
*
C
L
K
o
u
t0
Laptop or PC
Fout
Parallel Port
Connector
OSCin*
OSCin
3.3 V
or
Vcc
GND
1
2
C
L
K
in
1
*
C
L
K
in
1
3
4
Program with CodeLoader
Be sure to press ‘Ctrl - L’
Be sure to press ‘Ctrl - L’
Power
Reference
uWire header
Figure 1 - Quick Start Diagram