Service manual

Clock,
Qualifier, and
Data Inputs
Test 3
(HP 1650B
Only)
Description: This performance test verifies the hold time specification for the
falling clock transitions of the J, K, M and N clock on the HP 1650B.
Specification: HP 1650B Hold time: Data must be present after falling J, K, M
and N clock transition; 1 ns.
Equipment:
Pulse Generator .............................. HP 8161A/020
Oscilloscope .................................... HP 54502A
50 ohm Terminators............................... HP 10100C
Test Connectors see figure 3-1.........................(2)
Procedure:
1. Connect the HP 1650B and test equipment as in figure 3-15.
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.
2. Adjust pulse generator for the outputs in figure 3-16.
Figure 3-15. Setup for Data Test 3
Figure 3-16. Waveform for Data Test 3
HP 1650B/1651B Performance Tests
Service Manual 3-13