Agilent Technologies Weather Radio 1680 Instrukcja Użytkownika Pobierz pdf (Strona 48)

Chapter 3: Testing Performance

To test the multiple-clock state acquisition

Testing the multiple-clock, state acquisition verifies the performance of the

following specifications:

• Minimum master-to-master clock time.

• Maximum state acquisition speed.

• Setup/Hold time for multiple-clock, state acquisition.

This test checks two combinations of data using multiple clocks at two selected

setup/hold times.

Equipment Required

Set up the equipment

1 If you have not already done so, do the following procedures:

“To set up the test equipment and the logic analyzer” on page 23.

“To set up the logic analyzer for the state mode tests” on page 33.

2 Increase the pulse generator channel 2 width to 3.000 ns.

Equipment Critical Specifications Recommended Model/Part

Pulse Generator 200 MHz 3.0 ns pulse width,

< 600 ps rise time

8133A option 003

Digitizing Oscilloscope ≥ 6 GHz bandwidth, < 58 ps rise time 54750A w/ 54751A

Adapter SMA(m)-BNC(f) 1250-1200

SMA Coax Cable (Qty 3) 18 GHz bandwidth 8120-4948

Coupler BNC(m)(m) 1250-0216

BNC Test Connector,

6x2 (Qty 4)

1 2 ... 43 44 45 46 47 48 49 50 51 52 53 ... 173 174

Brak uwag

Agilent Technologies Weather Radio 1680 Instrukcja Użytkownika Strona 48