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LT5579 Datasheet(PDF) 3 Page - Linear Technology

Part # LT5579
Description  1.5GHz to 3.8GHz High Linearity Upconverting Mixer
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT5579 Datasheet(HTML) 3 Page - Linear Technology

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LT5579

5579fa
ac elecTrical characTerisTics V
CC = 3.3V, TA = 25°C, PIF = –5dBm (–5dBm/tone for 2-tone tests,
∆f = 1MHz), PLO = –1dBm, unless otherwise noted. Test circuits are shown in Figure 1. (Notes 2, 3)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
IFInputReturnLoss
ZO=50Ω,ExternalMatch
15
dB
LOInputReturnLoss
ZO=50Ω,1100MHzto4000MHz
>9
dB
RFOutputReturnLoss
ZO=50Ω,ExternalMatch
>10
dB
LOInputPower
–5to2
dBm
VCC = 3.3V, TA = 25°C, PIF = –5dBm (–5dBm/tone for 2-tone tests, ∆f = 1MHz), PLO = –1dBm, unless otherwise noted.
Low side LO for 1750MHz and 3600MHz. High side LO for 2140MHz and 2600MHz. (Notes 2, 3, 4)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ConversionGain
fIF=240MHz,fRF=1750MHz
fIF=240MHz,fRF=2140MHz
fIF=456MHz,fRF=2600MHz
fIF=456MHz,fRF=3600MHz
1.8
2.6
1.3
–0.5
dB
dB
dB
dB
ConversionGainvsTemperature
(TA=–40°Cto85°C)
fIF=240MHz,fRF=1750MHz
fIF=240MHz,fRF=2140MHz
fIF=456MHz,fRF=2600MHz
fIF=456MHz,fRF=3600MHz
–0.020
–0.020
–0.027
–0.027
dB/°C
dB/°C
dB/°C
dB/°C
Output3rdOrderIntercept
fIF=240MHz,fRF=1750MHz
fIF=240MHz,fRF=2140MHz
fIF=456MHz,fRF=2600MHz
fIF=456MHz,fRF=3600MHz
29
27.3
26.2
23.2
dBm
dBm
dBm
dBm
Output2ndOrderIntercept
fIF=240MHz,fRF=1750MHz
fIF=240MHz,fRF=2140MHz
fIF=456MHz,fRF=2600MHz
fIF=456MHz,fRF=3600MHz
41
42
45
54
dBm
dBm
dBm
dBm
SingleSidebandNoiseFigure
fIF=240MHz,fRF=1750MHz
fIF=240MHz,fRF=2140MHz
fIF=456MHz,fRF=2600MHz
fIF=456MHz,fRF=3600MHz
9.2
9.9
12
12
dB
dB
dB
dB
OutputNoiseFloor(POUT=–5dBm)
fIF=240MHz,fRF=1750MHz
fIF=240MHz,fRF=2140MHz
fIF=456MHz,fRF=2600MHz
fIF=456MHz,fRF=3600MHz
–159.5
–158.1
–157.5
–155.5
dBm/Hz
dBm/Hz
dBm/Hz
dBm/Hz
Output1dBCompression
fIF=240MHz,fRF=1750MHz
fIF=240MHz,fRF=2140MHz
fIF=456MHz,fRF=2600MHz
fIF=456MHz,fRF=3600MHz
13.3
13.9
13.7
10.7
dBm
dBm
dBm
dBm
IFtoLOIsolation
fIF=240MHz,fRF=1750MHz
fIF=240MHz,fRF=2140MHz
fIF=456MHz,fRF=2600MHz
fIF=456MHz,fRF=3600MHz
83
81
74
73
dB
dB
dB
dB
LOtoIFLeakage
fIF=240MHz,fRF=1750MHz
fIF=240MHz,fRF=2140MHz
fIF=456MHz,fRF=2600MHz
fIF=456MHz,fRF=3600MHz
–23
–28
–26
–22
dBm
dBm
dBm
dBm
LOtoRFLeakage
fIF=240MHz,fRF=1750MHz
fIF=240MHz,fRF=2140MHz
fIF=456MHz,fRF=2600MHz
fIF=456MHz,fRF=3600MHz
–39
–35
–36
–35
dBm
dBm
dBm
dBm
Note 1:StressesbeyondthoselistedunderAbsoluteMaximumRatings
maycausepermanentdamagetothedevice.ExposuretoanyAbsolute
MaximumRatingconditionforextendedperiodsmayaffectdevice
reliabilityandlifetime.
Note 2:Eachsetoffrequencyconditionsrequiresappropriatematching
(seeFigure1).
Note 3:TheLT5579isguaranteedfunctionalovertheoperating
temperaturerangefrom–40°Cto85°C.
Note 4:SSBnoisefiguremeasurementsperformedwithasmall-signal
noisesourceandbandpassfilteronLOsignalgenerator.NootherIFsignal
applied.


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