MAX2042AETT datasheet(10/52 Pages) MAXIM

Part #	MAX2042AETT

Description	SiGe High-Linearity, 1600MHz to 3900MHz Upconversion/Downconversion

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Manufacturer	MAXIM [Maxim Integrated Products]

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�� Maxim Integrated Products 10

MAX2042A

SiGe High-Linearity, 1600MHz to 3900MHz

Upconversion/Downconversion Mixer with LO Buffer

5.0V Supply, RF = 1650MHz to 2250MHz, HIGH-SIDE LO INJECTION AC ELECTRICAL

CHARACTERISTICS (DOWNCONVERTER OPERATION)

(Typical Application Circuit with tuning elements outlined in Table 1. Typical values are for TC = +25NC, VCC = 5.0V, PRF = 0dBm,

PLO = 0dBm, fRF = 1850MHz, fLO = 2150MHz, fIF = 300MHz, unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Small-Signal Conversion Loss

LC

7.5

dB

Loss Variation vs. Frequency

D

LC

fRF = 1650MHz to 1850MHz, any 100MHz band

Q

0.18

dB

fRF = 1850MHz to 2250MHz, any 100MHz band

Q

0.15

fRF = 1650MHz to 1850MHz, any 200MHz band

Q

0.36

fRF = 1850MHz to 2250MHz, any 200MHz band

Q

0.3

Conversion Loss

Temperature Coefficient

TCCL

TC = -40NC to +85NC

0.0067

dB/NC

Single Sideband Noise Figure

NFSSB

No blockers present

7

dB

Noise Figure Temperature

Coefficient

TCNF

Single sideband, no blockers present,

TC = -40NC to +85NC

0.021

dB/NC

Input 1dB Compression Point

IP1dB

(Note 10)

23

dBm

Third-Order Input Intercept

Point

IIP3

fRF1 = 1850MHz, fRF2 = 1851MHz,

PRF1 = PRF2 = 0dBm

34.8

dBm

IIP3 Variation with TC

fRF1 = 1850MHz, fRF2 = 1851MHz,

PRF1 = PRF2 = 0dBm, TC = -40NC to +85NC

Q

0.5

dB

2LO - 2RF Spur Rejection

2 x 2

fRF = 1850MHz,

fLO = 2150MHz,

fSPUR = 2000MHz

PRF = -10dBm

83

dBc

PRF = 0dBm

73

3LO - 3RF Spur Rejection

3 x 3

fRF = 1850MHz,

fLO = 2150MHz,

fSPUR = 2050MHz

PRF = -10dBm

94

dBc

PRF = 0dBm

74

RF Input Return Loss

RLRF

LO on and IF terminated into a matched

impedance

16.4

dB

LO Input Return Loss

RLLO

RF and IF terminated into a matched impedance

25.2

dB

IF Output Impedance

ZIF

Nominal differential impedance at the IC’s IF

outputs

50

I

IF Return Loss

RLIF

RF terminated into 50I, LO driven by 50I

source, IF transformed to single-ended 50I

using external components shown in the Typical

Application Circuit

17

dB

RF-to-IF Isolation

PLO = +3dBm

48.7

dB

LO Leakage at RF Port

PLO = +3dBm

-28.8

dBm

2LO Leakage at RF Port

PLO = +3dBm

-35.3

dBm

LO Leakage at IF Port

PLO = +3dBm

-20.8

dBm

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