Table of Contents
Advertisement
2
Hardware Configuration
Agilent 84904/6/7 K/L and 84904/5/8M Programmable Step Attenuators
Figure 2-7 identifies the pins of the 84904/6/7 K/L and 84904/5/8M step
attenuators and their connections to the Y1153A distribution board.
Y1153A
Distribution Board Connector
(8490x series)
2
1
Y1158A Cable
10 8
6
4
2
9
7
5
3
1
Attenuation (dB) 84904K/L
Attenuation (dB) 84906K/L
Attenuation (dB) 84907K/L
Attenuation (dB) 84904M
Attenuation (dB) 84905M
Attenuation (dB) 84908M
Distribution Board LED Connector
2
1
Figure 2-7. Agilent 84904/6/7 K/L Attenuator Pin Definitions and Connections.
30
10
9
Pin
Definition
1
Section 1 Thru Line
3
No connection
5
Section 2 Thru Line
7
Section 4 Atten
9
Section 3 Atten
8490x Series Pin and Attenuation Guide
Section
1
Thru
Line
Card
Actuating pin
1
0
0
0
0
0
0
Pin Definition Pin
1
3
5
16
7
15
9
11
13
15
Agilent 34945A Microwave Switch/Attenuator Driver Module User's Guide
Pin
Definition
2
Section 1 Atten
4
Section 3 Thru Line
6
Section 4 Thru Line
8
Section 2 Atten
10
+VR (relay drive voltage)
2
3
Attn
Thru
Attn
Thru
Atten
Line
Card
Line
Card
2
5
8
4
9
1
0
2
0
4
10
0
20
0
30
10
0
20
0
40
1
0
2
0
4
10
0
20
0
30
5
0
10
0
20
Y1153A Distribution Board LED Connector Pins
LED1 Connector
Definition
Pin
+VI
2
P101 Atten 1
+VI
4
P101 Thru 1
+VI
6
P101 Atten 2
+VI
8
P101 Thru 2
+VI
10
P101 Atten 3
+VI
12
P101 Thru 3
11
+VI
14
P101Atten 4
13
+VI
16
P101 Thru 4
15
8490x series
connector and pin
locations
4
+V
Supply
Thru
Atten
Line
Card
6
7
10
0
4
0
30
0
4
0
30
LED2 Connector
Definition Pin
Definition
1
+VI
2
P102 Atten 1
3
+VI
4
P102 Thru 1
5
+VI
6
P102 Atten 2
7
+VI
8
P102 Thru 2
9
+VI
10
P102 Atten 3
+VI
12
P102 Thru 3
+VI
14
P102 Atten 4
+VI
16
P102 Thru 4
Advertisement
Table of Contents
