Agilent Technologies 8720ES User Manual

1-112
Making Measurements
Using Test Sequencing
Tab le 1-6 Test Set Interconnect Pin Designation
Pin Number Pin Description
Pin 1 No Connection (NC)
Pin 2
Sweep delay: holds off sweeps until test set has finished sweeping (85046A/B and 85047B only)
Pin 3
Same as Test Sequence (TTL OUT) output BNC connector
Pin 4
NC
Pin 5
NC
Pin 6 NC
Pin 7
Ground
Pin 8
Hi-forward/Low-reverse. Follows the test port indicator.
Pin 9
NC
Pin 10 Lstarttrig: Not used. Do not connect anything to this pin.
Pin 11 TESTSET I/O Bit 2 (most significant bit). +5 V when TESTSET I/O has values of 4, 5, 6, or 7. Otherwise, bit is
TTL low.
Pin 12
Ground
Pin 13
NC
Pin 14
+22 Volts
Pin 15
NC
Pin 16 NC
Pin 17
Same as Limit Test output BNC connector
Pin 18
Ground
Pin 19
NC
Pin 20 NC
Pin 21 Ground
Pin 22
TESTSET I/O Bit 0 (least significant bit). +5 V when TESTSET I/O has values of 1, 3, 5, or 7. Otherwise, bit is
TTL low.
Pin 23
TESTSET I/O Bit 1 (middle bit). +5 V when TESTSET I/O has values of 2, 3, 6, or 7. Otherwise, bit is TTL low.
Pin 24
Lremtrig: TTL low when TEST- SET I/O pins are valid. This bit can be used to latch these values.
Pin 25
NC

Agilent Technologies 8720ES Specifications

General

Brand	Agilent Technologies
Model	8720ES
Category	Measuring Instruments
Language	English