Agilent Technologies N5242A Service Manual page 138

Theory of Operation
Synthesized Source Group Operation
Table 5-4 HANDLER I/O Connector Pin Assignments
Pin Numbers Name
1 GND
2 INPUT1
3–4 OUTPUT1–2
5–12 Port A0–7 Out
13–20 Port B0–7 Out
21–24 Port C I/O
25–28 Port D I/O
29 Port C Status
30 Port D Status
31 Output Strobe
Write Strobe
32 No connect
33 Pass Fail
34 +5 V
35 Sweep End
36 Pass/Fail
Write Strobe
5-14
Rectangular 36-Pin Female Connector
Function
0 V, ground reference
TTL in, negative pulse (1 μs min) latches OUTPUT1-2
TTL out, latched
TTL out, latched
TTL out, latched
TTL I/O, latched
TTL I/O, latched
TTL out, low = input mode, high = output mode
TTL out, low = input mode, high = output mode
TTL out, active low data write strobe (1 μs min)
Not used
TTL out, latched, indicates pass fail (programmable polarity)
+5 Vdc, 100 mA max.
TTL out, active low (10 μs min) indicates sweep done
TTL out, active low pass/fail write strobe (1 μs min)
PNA Series Microwave Network Analyzers
Service Guide N5242-90001
N5241A/42A