3672 Series Vector Network Analyzer
Contents
The definitions and descriptions of the pin are as follows:
Table 2.3 Description of Pins of the Automatic Test Interface Connector
Pin
Functional Description
1 (lower left corner)
Ground wire
2
FEED1
3, 4
FEED1, 2
5 ~ 12
Input ports A0-A7
13 ~ 17, 19
Output ports B0-B5
22 ~ 25
Input/output ports C0-C3
26 ~ 29
Input/output ports D0-D3
18
External trigger
20
Output port B6/Index signal
21
Output port B7/trigger ready
30, 31
Port C/D status
32
Output port write confirmation
33
Pass/Fail status information
34
End of sweep
35, 36
+5 V, Pass/Fail status information
10)
Extending interface connector
As shown in the following figure, this interface is a 9-pin type D female connector.
Fig. 2.31 Extending Interface Connector
The definitions and descriptions of the pin are as follows:
Table 2.4 Description of Pins of the Extending Interface Connector
Pin
Item
Functional Description
1, 2 (lower left)
+15 V, -15 V
15 V@400 mA
3, 4
Analog output ports 1 and 2
It can be controlled through an internal setting dialog
+/-10 V@100 mA output resolution: 2.44 mV
5
ACOM
System ground wire
6
GndSence
Analog input and output detection ground
7, 8
Analog input ports 1 and 2
Analog input +/-10 [email protected] mV resolution
9
Power switch
Power switch input
11)
Interface connector of the external test device
As shown in the following figure, the test device interface is a kind of DB-25 female interface,
including 13-way address and data reuse line, three-way control line and one interruption control line,
which can control the external test device (such as external frequency extending controller) through the
control logic.
