LMK04000BEVAL/NOPB National Semiconductor, LMK04000BEVAL/NOPB Datasheet - Page 6

• Manufacturer Part Number: LMK04000BEVAL/NOPB
• Description: BOARD EVAL PRECISION CLOCK PLL
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LMK04000BEVAL/NOPB

• Main Purpose: Timing, Clock Conditioner
• Embedded: No
• Utilized Ic / Part: LMK04000
• Primary Attributes: 122.88 MHz VCXO
• Secondary Attributes: Integrated PLL & VCO
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LMK04000BEVAL; LMK04000BEVAL

Quick Start
Full evaluation board instructions with data are downloadable from the product folder of the
device at National Semiconductor’s website, www.national.com/.
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
3. Connect the uWire header to a computer parallel port with the CodeLoader cable. A
4. Program the device with CodeLoader. Ctrl-L must be pressed at least once to load all
5. Measurements may be made at any clock output or Fout if enabled by programming.
depends on programming. Default modes use a 122.88 MHz reference.
USB communication option is available, search at www.national.com/ for:
USB2UWIRE-IFACE.
registers once after CodeLoader is started or after restoring a Mode. CodeLoader is
available for download at www.national.com/timing/software/.
L M K 0 4 0 X X - R E V 3
Figure 1 - Quick Start Diagram
E V A L U A T I O N
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