Agilent 34945A Module Summary

34980A

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Agilent 34945A Module Summary

Microwave Switch/Attenuator Driver

 

Channel Numbering | SCPI Commands Used | Key Specifications

 

Channel Numbering
 

 

    

 

 

Bank

Channels

Channels

Bank 1

1 – 8

11 – 18

Bank 2

21 – 28

31 – 38

Bank 3

41 – 48

51 – 58

Bank 4

61 – 68

71 – 78

 

 

Example:   ROUTE:CLOSE (@1234)

    

 

 

 

SCPI Commands Used

ROUTe:CHANnel:DRIVe:CLOSe:DEFault

ROUTe:CHANnel:DRIVe:OPEN:DEFault

ROUTe:CHANnel:DRIVe:PAIRed[:MODE]

ROUTe:CHANnel:DRIVe:PULSe[:MODE]

ROUTe:CHANnel:DRIVe:PULSe:WIDTh

ROUTe:CHANnel:DRIVe:STATe?

ROUTe:CHANnel:DRIVe:TIME:RECovery

ROUTe:CHANnel:DRIVe:TIME:SETTle

ROUTe:CHANnel:VERify[:ENABle]

ROUTe:CHANnel:VERify:POLarity

ROUTe:CHANnel:VERify:POSition:STATe?

ROUTe:CLOSe

ROUTe:OPEN

ROUTe:RMODule:BANK:DRIVe[:MODE]

ROUTe:RMODule:BANK:LED:DRIVe[:ENABle]

ROUTe:RMODule:BANK:LED:DRIVe:LEVel

ROUTe:RMODule:BANK:PRESet

ROUTe:RMODule:DRIVe:LIMit

ROUTe:RMODule:DRIVe:SOURce:BOOT

ROUTe:RMODule:DRIVe:SOURce[:IMMediate]

SYSTem:CDEScription:RMODule?

SYSTem:CTYPe:RMODule?

SYSTem:RMODule:RESet

SYSTem:RMODule:STATus?

 

Key Specifications

See the Agilent 34945A Microwave Switch/Attenuator Driver Module User's Guide for detailed operating information.

34945EXT Switch Drive
(64 channels, Open-Collector Mode)

Driver Off Voltage (max)

30 V

Driver Off Leakage Current

< 500 µV

Driver On Current (max)

600 mA

Driver On Voltage (max)

0.5 V @ 600 mA

 

34945EXT Switch Drive
(64 channels, TTL Mode)

HI Output Voltage

3 V, Iout = 2 mA

LO Output Voltage

0.4 V, Iin = 20 mA

LO Input Current

20 mA

 

34945EXT Position Indicator Sense Inputs

Channels

64

LO Input Voltage (max)

0.8 V

HI Input Voltage (min)

2.5 V

Input Resistance

>100 kΩ

Maximum Input Voltage

30 V

 

34945EXT Switch Drive Power Supply
(34945EXT powered by 34945A)

Voltage

24 V nominal

Current

100 mA Continuous + 200 mA (15 ms pulse, 25% duty cycle)

 

34945EXT External Power Connection

Voltage Range

4.75 V to 30 V

Current Limit

> 2 A

Note: Product specifications are subject to change without notice.

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