Datasheet
MAX19996A
SiGe, High-Linearity, 2000MHz to 3900MHz
Downconversion Mixer with LO Buffer
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RECOMMENDED AC OPERATING CONDITIONS
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Typical Application Circuit with C1 = 8.2pF,
see Table 1 for details (Note 5)
2000 3000
RF Frequency Range
f
RF
Typical Application Circuit with C1 = 1.5pF,
see Table 1 for details (Note 5)
3000 3900
MHz
LO Frequency f
LO
(Note 5) 2100 4000 MHz
Using Mini-Circuits TC4-1W-17 4:1
transformer as defined in the Typical
Application Circuit, IF matching
components affect the IF frequency range
(Note 5)
100 500
IF Frequency f
IF
Using Mini-Circuits TC4-1W-7A 4:1
transformer as defined in the Typical
Application Circuit, IF matching
components affect the IF frequency range
(Note 5)
50 250
MHz
LO Drive P
LO
-3 0 +3 dBm
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Small-Signal Conversion Gain
f
RF
= 2300MHz to 2900MHz, T
C
= +25°C
(Note 7)
7.9 8.7 9.2 dB
f
RF
= 2305MHz to 2360MHz 0.1
f
RF
= 2500MHz to 2570MHz 0.1
f
RF
= 2570MHz to 2620MHz 0.1
f
RF
= 2500MHz to 2690MHz 0.2
Gain Variation vs. Frequency ΔG
C
f
RF
= 2700MHz to 2900MHz 0.3
dB
Conversion Gain Temperature
Coefficient
TC
CG
T
C
= -40°C to +85°C -0.012 dB/°C
No blockers present 9.8 12
Single Sideband Noise Figure NF
SSB
f
R F
= 2600M 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
9.8 10.5
dB
Noise Figure Temperature
Coefficient
TC
NF
f
RF
= 2300M H z to 2900M 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
= 2600MHz, f
LO
= 2900MHz,
f
BLOCKER
= 2400MHz, P
LO
= 0dBm,
V
CC
= +5.0V, T
C
= +25°C (Note 8)
18 22 dB
5.0V SUPPLY AC ELECTRICAL CHARACTERISTICS—f
RF
= 2300MHz TO 2900MHz,
HIGH-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 50Ω
sources, P
LO
= -3dBm to +3dBm, P
RF
= -5dBm, f
RF
= 2300MHz to 2900MHz, f
IF
= 300MHz, f
LO
= 2600MHz to 3200MHz, 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
= 2900MHz, f
IF
= 300MHz.
All parameters are guaranteed by design and characterization, unless otherwise noted.) (Note 6)