Rainbow Electronics MAX19996A - Manual (Page 5)

MAX19996A
SiGe, High-Linearity, 2000MHz to 3900MHz
Downconversion Mixer with LO Buffer
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PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Small-Signal Conversion Gain G C 8.3 dB
Gain Variation vs. Frequency ∆G
C
f RF = 2300MHz to 2900MHz, any 100MHz
band
0.15 dB
Conversion Gain Temperature
Coefficient
TC CG T C = -40°C to +85°C -0.012 dB/°C
Single Sideband Noise Figure NF SSB No blockers present 9.6 dB
Noise Figure Temperature
Coefficient
TC NF
Single sideband, no blockers present,
T
C = -40°C to +85°C
0.018 dB/°C
Input 1dB Compression Point IP 1dB (Note 9) 7.75 dBm
Third-Order Input Intercept Point IIP3
f RF1 = 2600MHz, f RF2 = 2601MHz,
P RF1 = P RF2 = -5dBm
19.7 dBm
IIP3 Variation with T
C
f
RF1
= 2600MHz, f
RF2
= 2601MHz,
P
RF1
= P
RF2
= -5dBm,
T C = -40°C to +85°C
±0.5 dB
P RF = -10dBm 64
2LO-2RF Spur Rejection 2 x 2 f SPUR = f LO - 150MHz
P RF = -5dBm 59
dBc
P RF = -10dBm 74
3LO-3RF Spur Rejection 3 x 3 f SPUR = f LO - 100MHz
P RF = -5dBm 64
dBc
RF Input Return Loss RL RF
LO on and IF terminated into a matched
impedance
17.5 dB
LO Input Return Loss RL LO
RF and IF terminated into a matched
impedance
19.5 dB
IF Output Impedance Z IF
Nominal differential impedance at the IC’s
IF outputs
200 Ω
f IF = 450MHz,
L1 = L2 =
120nH 25
f
IF
= 350MHz,
L1 = L2 =
270nH 25 IF Output Return Loss RL
IF
RF terminated into 50 Ω, LO
driven by 50 Ω source, IF
transformed to 50 Ω using
external components
shown in the Typical
Application Circuit; see the
Typical Operating
Characteristics for
performance vs. inductor
values
f IF = 300MHz,
L1 = L2 =
390nH 25
dB
RF-to-IF Isolation f RF = 2300MHz to 2900MHz, P LO = +3dBm 38 dB
LO Leakage at RF Port f LO = 2600MHz to 3200MHz, P LO = +3dBm -30 dBm
2LO Leakage at RF Port f LO = 2600MHz to 3200MHz, P LO = +3dBm -31 dBm
LO Leakage at IF Port f
LO
= 2600MHz to 3200MHz, P
LO
= +3dBm -34 dBm
3.3V SUPPLY AC ELECTRICAL CHARACTERISTICS—f RF = 2300MHz TO 2900MHz,
HIGH-SIDE LO INJECTION
( Typical Application Circuit with tuning elements outlined in Table 1, RF and LO ports are driven from 50
Ω sources. Typical values
are for T C = +25°C, V CC = 3.3V, P LO = 0dBm, f RF = 2600MHz, f LO = 2900MHz, f IF = 300MHz, unless otherwise noted.) (Note 6)