Rainbow Electronics MAX19997A User Manual
Page 7
MAX19997A
Dual, SiGe High-Linearity, 1800MHz to 2900MHz
Downconversion Mixer with LO Buffer
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7
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
RF-to-IF Isolation
23.5
dB
LO Leakage at RF Port
(Notes 8, 9)
-31
-24
dBm
2LO Leakage at RF Port
-27
dBm
LO Leakage at IF Port
-9.6
dBm
Channel Isolation
RFMAIN (RFDIV) converted power
measured at IFDIV (IFMAIN) relative to
IFMAIN (IFDIV), all unused ports terminated
to 50
Ω (Notes 8, 9)
38.5
42
dB
+3.3V SUPPLY, LOW-SIDE LO INJECTION AC ELECTRICAL CHARACTERISTICS
(
Typical Application Circuit optimized for the standard RF band (see Table 1). Typical values are at V
CC
= +3.3V, P
RF
= -5dBm,
P
LO
= 0dBm, f
RF
= 2600MHz, f
LO
= 2250MHz, f
IF
= 350MHz, T
C
= +25°C, unless otherwise noted.) (Note 7)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Conversion Gain
G
C
(Note 9)
8.5
dB
f
RF
= 2305MHz to 2360MHz
0.2
f
RF
= 2500MHz to 2570MHz
0.15
f
RF
= 2570MHz to 2620MHz
0.15
f
RF
= 2500MHz to 2690MHz
0.25
Conversion Gain Flatness
f
RF
= 2700MHz to 2900MHz
0.15
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
7.7
dBm
Thi r d - O r d er Inp ut Inter cep t P oi nt
IIP3
f
RF1
- f
RF2
= 1MHz, P
RF
= -5dBm per tone
19.7
dBm
Third-Order Input Intercept
Variation Over Temperature
f
RF1
- f
RF2
= 1MHz, T
C
= -40°C to +85°C
±0.5
dBm
Noise Figure
NF
SSB
Single sideband, no blockers present
9.7
dB
Noise Figure Temperature
Coefficient
TC
NF
Single sideband, no blockers present,
T
C
= -40°C to +85°C
0.018
dB/°C
+5.0V SUPPLY, LOW-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
= 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)