Rainbow Electronics MAX19996A - Manual (Page 7)

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
T
C
= +25°C (Note 7) 7.5 8.0 8.5 dB
f RF = 3450MHz to 3750MHz, any 100MHz
band
0.15
Gain Variation vs. Frequency ∆G
C
f RF = 3450MHz to 3750MHz, any 200MHz
band
0.3
dB
Conversion Gain Temperature
Coefficient
TC CG T C = -40°C to +85°C -0.012 dB/°C
No blockers present 10.5 13.5
Single Sideband Noise Figure NF
SSB f R F = 3500M H z, f I F = 300M H z, P L O = 0d Bm ,
V C C = + 5.0V , T C = + 25°C , no b l ocker s p r esent
10.5 11.6
dB
Noise Figure Temperature
Coefficient
TC
NF
f RF = 3100M H z to 3900M H z, si ng l e si d eb and ,
no b l ocker s p r esent, T C = - 40°C to + 85°C
0.018 dB/°C
Noise Figure Under Blocking NF B
+8dBm blocker tone applied to RF port,
f
RF
= 3500MHz, f
LO
= 3200MHz,
f BLOCKER = 3750MHz, P LO = 0dBm,
V CC = +5.0V, T C = +25°C (Note 8)
18.7 21 dB
Input 1dB Compression Point IP 1dB f RF = 3500MHz (Note 9) 10 12 dBm
Third-Order Input Intercept Point IIP3
f RF1 - f RF2 = 1MHz, P RF1 = P RF2 = -5dBm
(Note 7)
23 25 dBm
IIP3 Variation with T C
f RF = 3100MHz to 3900MHz,
f IF = 300MHz, f RF1 - f RF2 = 1MHz,
P RF1 = P RF2 = -5dBm, T C = -40°C to +85°C
±0.3 dB
P RF = -10dBm 60 69
2RF-2LO Spur Rejection 2 x 2 f SPUR = f LO + 150MHz
P RF = -5dBm 55 64
dBc
P RF = -10dBm 78 86
3RF-3LO Spur Rejection 3 x 3 f SPUR = f LO + 100MHz
P RF = -5dBm 68 76
dBc
RF Input Return Loss RL RF
LO on and IF terminated into a matched
impedance
20 dB
LO Input Return Loss RL LO
RF and IF terminated into a matched
impedance
16.5 dB
IF Output Impedance Z IF
Nominal differential impedance at the IC’s
IF outputs
200 Ω
5.0V SUPPLY AC ELECTRICAL CHARACTERISTICS—f RF = 3100MHz TO 3900MHz,
LOW-SIDE LO INJECTION
( Typical Application Circuit with tuning elements outlined in 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 = 3100MHz to 3900MHz, f IF = 300MHz, f LO = 2800MHz to 3600MHz, f RF > f LO ,
T C = -40°C to +85°C. Typical values are for T C = +25°C, V CC = 5.0V, P LO = 0dBm, f RF = 3500MHz, f LO = 3200MHz, f IF = 300MHz.
All parameters are guaranteed by design and characterization, unless otherwise noted.) (Note 6)