Rainbow Electronics MAX19996A - Manual (Page 6)

MAX19996A
SiGe, High-Linearity, 2000MHz to 3900MHz
Downconversion Mixer with LO Buffer
6 _______________________________________________________________________________________
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Small-Signal Conversion Gain G C
f
RF
= 2300MHz to 2900MHz, T
C
= +25°C
(Note 7)
8.2 8.9 9.5 dB
Gain Variation vs. Frequency ∆G
C
f RF = 2300MHz to 2900MHz, any 100MHz
band
0.1 dB
Conversion Gain Temperature
Coefficient
TC CG T C = -40°C to +85°C -0.012 dB/°C
No blockers present 9.5 12.5
Single Sideband Noise Figure NF SSB
f RF = 2600MHz, f IF = 300MHz,
P LO = 0dBm, V CC = +5.0V, T C = +25°C,
no blockers present
9.5 10.5
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
T
C
= +25°C (Note 9) 9.5 10.7 dBm
Third-Order Input Intercept Point IIP3
f RF1 - f RF2 = 1MHz, P RF1 = P RF2 = -5dBm,
T C = +25°C (Note 7)
22 24.05 dBm
IIP3 Variation with T C
f RF = 2300MHz to 2900MHz, P RF1 = P RF2 =
-5dBm, T
C
= -40°C to +85°C
±0.5 dB
P RF = -10dBm 63 68
2RF-2LO Spur Rejection 2 x 2 f
SPUR
= f
LO
+ 150MHz
P RF = -5dBm 58 63
dBc
P
RF
= -10dBm 79 84
3RF-3LO Spur Rejection 3 x 3 f SPUR = f LO + 100MHz
P RF = -5dBm 69 74
dBc
RF Input Return Loss RL
RF
LO on and IF terminated into a matched
impedance
19 dB
LO Input Return Loss RL LO
RF and IF terminated into a matched
impedance
18 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 = 2600MHz, P LO = +3dBm 29 36 dB
LO Leakage at RF Port f LO = 1800MHz to 2900MHz, P LO = +3dBm -28 -20 dBm
2LO Leakage at RF Port f LO = 1800MHz to 2900MHz, P LO = +3dBm -29 -19 dBm
LO Leakage at IF Port f LO = 1800MHz to 2900MHz, P LO = +3dBm -24 dBm
5.0V SUPPLY AC ELECTRICAL CHARACTERISTICS—f RF = 2300MHz TO 2900MHz,
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 = 2300MHz to 2900MHz, f IF = 300MHz, f LO = 2000MHz to 2600MHz, 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 = 2600MHz, f LO = 2300MHz, f IF = 300MHz, all
parameters are guaranteed by design and characterization, unless otherwise noted.) (Note 6)