Rainbow Electronics MAX19997A - Manual (Page 5)

MAX19997A
Dual, SiGe High-Linearity, 1800MHz to 2900MHz
Downconversion Mixer with LO Buffer
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PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Conversion Gain G C
f RF = 2400MHz to 2900MHz,
T C = +25°C (Notes 8, 9, 10)
8.1 8.7 9.3 dB
f
RF
= 2305MHz to 2360MHz 0.2
f RF = 2500MHz to 2570MHz 0.15
f RF = 2570MHz to 2620MHz 0.2
f RF = 2500MHz to 2690MHz 0.25
Conversion Gain Flatness
f RF = 2700MHz to 2900MHz 0.25
dB
Gain Variation Over Temperature TC CG
f RF = 2300MHz to 2900MHz, T C = -40°C to
+85°C
-0.01 dB/°C
Input Compression Point IP 1dB (Notes 6, 8, 11) 9.6 11.3 dBm
f RF1 - f RF2 = 1MHz, P RF = -5dBm per tone
(Notes 8, 9)
21.6 23 dBm
Third-Order Input Intercept Point IIP3
f RF = 2600MHz, f RF1 - f RF2 = 1MHz,
P RF = -5dBm per tone, T C = +25°C
(Notes 8, 9)
22 23.8 dBm
Thi r d - O r d er Inp ut Inter cep t P oi nt
V ar i ati on Over Tem p er atur e
f RF1 - f RF2 = 1MHz, T C = -40°C to +85°C ±0.3 dBm
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
RF-to-IF Isolation 25 dB
LO Leakage at RF Port (Notes 8, 9) -28 dBm
2LO Leakage at RF Port -33 dBm
LO Leakage at IF Port -18.5 dBm
Channel Isolation
RFMAIN (RFDIV) converted power
measured at IFDIV (IFMAIN) relative to
IFMAIN (IFDIV), all unused ports terminated
to 50
Ω
38.5 43 dB
+5.0V SUPPLY, HIGH-SIDE LO INJECTION AC ELECTRICAL CHARACTERISTICS
(continued)
( Typical Application Circuit optimized for the standard RF band (see Table 1), V CC = +4.75V to +5.25V, RF and LO ports are driven
from 50 Ω sources, P
LO = -3dBm to +3dBm, P RF = -5dBm, f RF = 2300MHz to 2900MHz, f LO = 2650MHz to 3250MHz, f IF = 350MHz,
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, f RF = 2600MHz, f LO = 2950MHz,
f IF = 350MHz, T C = +25°C, unless otherwise noted.) (Note 7)
+5.0V SUPPLY, LOW-SIDE LO INJECTION AC ELECTRICAL CHARACTERISTICS
( Typical Application Circuit optimized for the standard RF band (see Table 1), V CC = +4.75V to +5.25V, RF and LO ports are driven
from 50 Ω sources, P
LO = -3dBm to +3dBm, P RF = -5dBm, f RF = 2300MHz to 2900MHz, f LO = 1950MHz to 2550MHz, f IF = 350MHz,
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, f RF = 2600MHz, f LO = 2250MHz,
f IF = 350MHz, T C = +25°C, unless otherwise noted.) (Note 7)