MAX2042A 查看數據表（PDF） - Maxim Integrated

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MAX2042A

SiGe High-Linearity, 1600MHz to 3900MHz Upconversion/Downconversion Mixer with LO Buffer

Maxim Integrated 

MAX2042A

SiGe High-Linearity, 1600MHz to 3900MHz

Upconversion/Downconversion Mixer with LO Buffer

5.0V Supply, RF = 1650MHz to 2250MHz, LOW-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 = 1550MHz, fIF = 300MHz, unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX UNITS

Small-Signal Conversion Loss

Loss Variation vs. Frequency

Conversion Loss

Temperature Coefficient

LC

DLC

TCCL

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

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

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

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

TC = -40NC to +85NC

8.5

Q0.35

Q0.075

Q0.7

Q0.15

0.0095

dB

dB

dB/NC

Single Sideband Noise

Figure

NFSSB No blockers present

8.95

dB

Noise Figure Temperature

Coefficient

Input 1dB Compression Point

Third-Order Input Intercept

Point

IIP3 Variation with TC

TCNF

IP1dB

IIP3

Single sideband, no blockers present,

TC = -40NC to +85NC

(Note 10)

fRF1 = 1850MHz, fRF2 = 1851MHz,

PRF1 = PRF2 = 0dBm

fRF1 = 1850MHz, fRF2 = 1851MHz,

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

0.024

17.2

26.7

Q0.5

dB/NC

dBm

dBm

dB

2RF - 2LO Spur Rejection

2x2

fRF = 1850MHz,

fLO = 1550MHz,

fSPUR = 1700MHz

PRF = -10dBm

PRF = 0dBm

71

dBc

61

3RF - 3LO Spur Rejection

3x3

fRF = 1850MHz,

fLO = 1550MHz,

fSPUR = 1650MHz

PRF = -10dBm

PRF = 0dBm

83

dBc

63

RF Input Return Loss

RLRF

LO on and IF terminated into a matched

impedance

12.4

dB

LO Input Return Loss

RLLO RF and IF terminated into a matched impedance

17.3

dB

IF Output Impedance

ZIF

Nominal differential impedance at the IC’s IF

outputs

50

I

IF Return Loss

RF-to-IF Isolation

LO Leakage at RF Port

2LO Leakage at RF Port

LO Leakage at IF Port

RF terminated into 50I, LO driven by 50I

RLIF

source, IF transformed to single-ended 50I

using external components shown in the Typical

Application Circuit

PLO = +3dBm

PLO = +3dBm

PLO = +3dBm

PLO = +3dBm

19.3

44.6

-29.5

-29.5

-29.7

dB

dB

dBm

dBm

dBm

________________________________________________________________ Maxim Integrated Products 11

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