Agilent Technologies 54502A Manuale di Servizio Scaricare il pdf (Pagina 39)

Clock,

Qualifier, and

Data Inputs

Test 1

Description: This test verifies maximum clock rate with counting mode for the HP

1650B/51B. This test also verifies the setup and hold times for the falling edge of

the HP 1650B L clock specification, and the falling edge of the HP 1651B J and K

clock specification.

Specification: Clock repetition rate: with time or state counting mode on,

minimum time between states is 60 ns.

Setup time: Data must be present prior to clock transition;

10 ns.

HP 1650B hold time: Data must be present after falling edge of L clock transition;

0 ns.

HP 1651B hold time: Data must be present after falling edge of J and K clock

transition; 0 ns.

Equipment:

Pulse Generator .............................. HP 8161A/020

Oscilloscope .................................... HP 54502A

50 Ohm Feedthru (2) ............................. HP 10100C

Test Connector see figure 3-1......................... (2)

Procedure:

1. Connect the HP 1650B\ 51B and test equipment as in figure 3-2.

Note In this setup, only eight channels are tested at a time to minimize loading. Ground

lead must be connected to ensure accurate test results.

Figure 3-2. Setup for Data Test 1

Performance Tests HP 1650B/1651B

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Agilent Technologies 54502A Manuale di Servizio Pagina 39