Specifications

151
Modules at a Glance
The 34980A mainframe holds up
to eight plug-in modules. Mix and
match them to create a custom
system to meet your switching
and system control needs. You can
easily add or replace modules as
your needs change.
Multifunction Switch/Measure
Mainframe and Modules 34980A (Continued)
More detailed specifications at www.agilent.com/find/34980A
Data Acquisition & Switching
34921A 40-channel armature ± 300 V 1 A 45 MHz 100 <3 µV Temperature reference
multiplexer w/low 4 current channels
thermal offset Config as 2- or 4-wire
34922A 70-channel armature ± 300 V 1 A 25 MHz 100 <3 µV Config as 2- or 4-wire
multiplexer
34923A 40/80-channel reed ± 150 V 0.5 A 45 MHz 500 <50 µV Config as 1-, 2- or 4-wire
multiplexer
34924A 70-channel reed ± 150 V 0.5 A 25 MHz 500 <50 µV Config as 2- or 4-wire
multiplexer
34925A 40/80-channel optically ± 80 V 0.05 A 1 MHz 1000 <3 µV Config as 1-, 2- or 4-wire
isolated FET multiplexer
34931A Dual 4x8 armature matrix ± 300 V 1 A 30 MHz 100 <3 µV Backplane expandable
34932A Dual 4x16 armature matrix ± 300 V 1 A 30 MHz 100 <50 µV Backplane expandable
34933A Dual/Quad 4x8 ± 150 V 0.5 A 30 MHz 500 <3 µV Backplane expandable
reed matrix Config as 1- or 2-wire
34937A 28-channel Form C and 300 V 1 A 10 MHz N/A <3 µV N/A
4-channel Form A 250 VAC 5 A <3 µV N/A
34938A 20-channel 5-amp Form A 250 VAC 5 A 1 MHz N/A <3 µV N/A
34941A Quad 1x4 50 ohm 0.6 dB >58 dB 3 GHz <1.25 50 Ω @ 1 GHz
3 GHz RF multiplexer
34942A Quad 1x4 75 ohm 0.6 dB >60 dB 1.5 GHz <1.35 75 Ω @ 1 GHz
1.5 GHz RF multiplexer
34945A/ Microwave switch/ Can drive up to 64 external switch coils; 32 SPDT switches,
34945EXT attenuator driver 8 multiport switches, 8 attenuators, or your own combination.
Expand with additional 34945EXTs.
34946A
Dual 1x2 SPDT terminated <0.42 dB >85 dB 4 GHz or <1.15 50 Ω @ 4 GHz
microwave switch <0.69 dB >67 dB 20 GHz <1.30 @ 20 GHz
34947A Triple 1x2 SPDT <0.42 dB >85 dB 4 GHz <1.15 50 Ω @ 4 GHz
unterminated <0.69 dB >67 dB 20 GHz <1.30 @ 20 GHz
microwave switch
Low Description Max Max BW Scan Thermal Comments
Frequency Volts Current (MHz) ch/sec offset
Switch
Models
RF and Description Insertion Isolation Freq VSWR Input Comments
Microwave Loss Range Impedance
Models
System Description Specifications
Control
Modules
34950A 64-bit digital I/O with Eight 8-bit digital I/O channels with programmable polarity, thresholds
memory and counter up to 5 V, with handshaking protocols and pattern memory. Two 10-MHz
frequency counter and programmable clock output to 20 MHz,
34951A 4-channel isolated Output DC voltage up to ±16 V or DC current up to ±20 mA.
D/A converter with Output waveforms with a 200 kHz update rate and 16 bits of resolution.
waveform memory Use on-board memory to create point-to-point waveforms with more
than 500,000 points.
34952A Multifunction module Four 8-bit digital I/O channels, two ±12 V analog outputs, and a
with 32-bit DIO, 2-ch D/A 100-kHz gated totalizer.
and totalizer
34959A Breadboard module Create your own custom designs with access to the +12 V and +5 V
supplies, 16 GPIO ports and 28 relay drive lines.