Termination Insensitive Mixer

Rev. V5

CSM4T

1

1

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1

Features

 LO 1 TO 3400 MHz

 RF 1 TO 3400 MHz

 IF 1 TO 2000 MHz

 LO DRIVE +10 dBm (NOMINAL)

 HIGH INTERCEPT +18 dBm (TYP.)

 +260°C REFLOW COMPATIBLE

Description

The CSM4T is a termination insensitive mixer, designed for use in

military, wireless, and test equipment applications. The design

utilizes Schottky bridge quad diodes, broadband ferrite baluns and

internal loads to provide excellent performance without degrada-

tion due to external VSWR mismatches.

Ordering Information

Part Number

Package

CSM4T

Surface Mount

Product Image

Parameter

Test Conditions

Units

Typical

Guaranteed

+25ºC

-40º to +85ºC

SSB Conversion

Loss(max)

fR = 1 to 2400 MHz, fL = 1 to 2400 MHz, fI = 1 to 2000 MHz

fR = 1 to 3400 MHz , fL = 1 to 3400 MHz , fI = 1 to 2000 MHz

dB

dB

8.0

9.0

9.0

10.0

10.5

11.5

SSB Noise Figure

dB

Within 1 dB of conversion loss

L - R Isolation (min)

fL = 1 to 2400 MHz

fL = 2400 to 3400 MHz

dB

35

25

25

20

24

18

L - I Isolation (min)

fL = 1 to 2400 MHz

fL = 2400 to 3400 MHz

dB

35

25

25

20

23

18

R - I Isolation (min)

fR = 1 to 3400 MHz

dB

25

1 dB Conversion Comp.

fL= +10 dBm

dBm

+7

Input IP3

fL = 100 to 3400 MHz, fI = 50 to 2000 MHz, fR = 100 to 3400 MHz

dBm

+18

R-Port VSWR

fR = 1 to 3400 MHz

2.0:1

L-Port VSWR

fL = 1 to 3400 MHz

2.0:1

I-Port VSWR

fI = 1 to 2000 MHz

2.0:1