Manual

MAX2685
Low-Cost, 900MHz, Low-Noise Amplifier
and Downconverter Mixer
8 _______________________________________________________________________________________
Table 2. Mixer Typical S-Parameters (V
CC
= +3V, T
A
= +25°C)
S11
MAG
|
S11
|
PHASE
(degrees)
152.7
|
S22
|
MAG (IFOUT+
Port Only)
S22 PHASE
(IFOUT+ Port
Only)
(degrees)
-0.4
IF FREQUENCY
(MHz)
10
RF FREQUENCY
(MHz)
0.996
-1.840
800 0.355
0.994
-3.280 0.993
153.7
-4.2110 0.989
840 0.352
-6.2170 0.988
154.5
-8.0240 0.983
880 0.351
155.8920 0.349
156.2960 0.352
156.91000 0.353
142.8 -0.510 0.996
-1.840
800 0.275
0.995
-3.280 0.993
144.1
-4.2110 0.989
840 0.268
-6.2170 0.987
145.5
-7.9240 0.982
880 0.262
147.7920 0.255
149.0960 0.254
156.91000 0.245
High-Gain Mode (GAIN = V
CC
)
Low-Gain Mode (GAIN = GND)