Rainbow Electronics MAX19995 - Manual (Page 3)

MAX19995
Dual, SiGe, High-Linearity, 1700MHz to 2200MHz
Downconversion Mixer with LO Buffer/Switch
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RECOMMENDED AC OPERATING CONDITIONS
+5.0V SUPPLY AC ELECTRICAL CHARACTERISTICS
( Typical Application Circuit optimized for the DCS/PCS band, R1 = R4 = 806
Ω, R2 = R5 = 2.32kΩ, V
CC = +4.75V to +5.25V, RF and
LO ports are driven from 50
Ω sources, P
LO = -3dBm to +3dBm, PRF = -5dBm, f RF = 1700MHz to 2000MHz, f LO = 1510MHz to
1810MHz, f IF = 190MHz, f RF > f LO , T C = -40°C to +85°C. Typical values are at V CC = +5.0V, P RF = -5dBm, P LO = 0dBm,
fRF = 1800MHz, f LO = 1610MHz, f IF = 190MHz, T C = +25°C, unless otherwise noted.) (Note 6)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
RF Frequency f RF (Note 5) 1700 2200 MHz
LO Frequency f LO (Note 5) 1400 2000 MHz
Using Mini-Circuits TC4-1W-17 4:1
transformer as defined in the typical
application circuit, IF matching components
affect the IF frequency range (Note 5)
100 500 MHz
IF Frequency f IF
Using alternative Mini-Circuits TC4-1W-7A
4:1 transformer, IF matching components
affect the IF frequency range (Note 5)
50 250 MHz
LO Drive Level P LO -3 +3 dBm
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
7 9 11
T C = +25°C 7.8 9 10.2
Conversion Gain G C Typical Application Circuit optimized for
UMTS band (R1 = R4 = 681
Ω, R2 = R5 =
1.5k Ω), f
LO = 1760MHz, f RF = 1950MHz
8.9
dB
Conversion Gain Flatness
Flatness over any one of three frequency
bands:
f
RF = 1710MHz to 1785MHz
f RF = 1850MHz to 1910MHz
f RF = 1920MHz to 1980MHz
±0.1 dB
Gain Variation Over Temperature TC CG
f RF = 1700MHz to 2000MHz,
f LO = 1510MHz to 1810MHz ,
f IF = 190MHz, T C = -40°C to +85°C
-0.009 dB/°C
f RF = 1700MHz for min value 9.5 12.5
Input Compression Point
(Note 7)
IP 1dB
Typical Application Circuit optimized for
UMTS band (R1 = R4 = 681
Ω, R2 = R5 =
1.5k Ω), f
LO = 1760MHz, f IF = 190MHz,
f RF = 1950MHz
13.3
dBm