Module Specifications
34905A, 34906A
RF Multiplexer
General 34905A 34906A
Number of Channels Dual 1x4
50Dual 1x4
75
Open/Close Speed 60/s
Maximum Input
Voltage (dc, ac rms) 42 V
Current (dc, ac rms) 0.7 A
Power (W, VA) 20 W
DC Characteristics
Offset Voltage [1] < 6 µV
Initial Closed Channel R [1] < 0.5
Isolation (ch-ch, ch-earth) > 1 G
Other
Switch Life No Load (typical) 5M
Switch Life Rated Load (typical) [2] 100k
Temperature Operating 0 °C to 55 °C
Temperature Storage -20 °C to 70 °C
Humidity (non-condensing) 40
°C / 80% R.H.
AC Characteristics 34905A 34906A
Bandwidth [3] 2 GHz 2 GHz
Insertion Loss (dB) 10 MHz -0.1 -0.1
100 MHz -0.4 -0.4
500 MHz -0.6 -0.5
1 GHz -1.0 -1.0
1.5 GHz -1.2 -1.5
2 GHz -3.0 -2.0
SWR 10 MHz 1.02 1.02
100 MHz 1.05 1.05
500 MHz 1.20 1.25
1 GHz 1.20 1.40
1.5 GHz 1.30 1.40
2 GHz 1.40 2.00
Ch-Ch Cross Talk (dB) [4] 10 MHz -100 -85
100 MHz -85 -75
500 MHz -65 -65
1 GHz -55 -50
1.5 GHz -45 -40
2 GHz -35 -35
Risetime < 300 ps
Signal Delay < 3 ns
Capacitance HI to LO < 20 pF
Volt-Hertz Limit 1010
[1] Errors included in DMM measurement accuracy specificatio ns
[2] Applies to resistive loads only
[3] Bandwidth direct to module SMB connectors
[4] 50 source, 50 load

The ac performance graphs are shown on the following page.

Chapter 9 Specifications
Module Specifications
410