max2685eeet Maxim Integrated Products, Inc., max2685eeet Datasheet - Page 5
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max2685eeet
Manufacturer Part Number
max2685eeet
Description
Max2685 Low-cost, 900mhz, Low-noise Amplifier And Downconverter Mixer
Manufacturer
Maxim Integrated Products, Inc.
Datasheet
1.MAX2685EEET.pdf
(10 pages)
(MAX2685 EV kit, V
differential IFOUT operation, Z
15.0
14.5
14.0
13.5
13.0
12.5
12.0
11.5
11.0
10.5
10.0
-10
-12
-2
-4
-6
-8
8
6
4
2
0
-15
60
MIXER NOISE FIGURE vs. LO POWER
CC
MIXER GAIN vs. IF FREQUENCY
_______________________________________________________________________________________
GAIN = HIGH
Low-Cost, 900MHz, Low-Noise Amplifier
= V
70
IF FREQUENCY (MHz)
BANDWIDTH DETERMINED BY
DIFFERENTIAL-TO-SINGLE-ENDED
CONVERTER CIRCUIT
SHDN
-10
LO POWER (dBm)
GAIN = HIGH
GAIN = LOW
o
= 50Ω, T
= +3V, f
80
GAIN = LOW
-5
LNAIN
90
A
= +25°C, unless otherwise noted.)
= f
100
Typical Operating Characteristics (continued)
MIXIN
0
= 880MHz, f
and Downconverter Mixer
LO
= 960MHz, P
LNAIN
-10
-11
-12
-13
-14
-15
-5
-6
-7
-8
-9
7
6
5
4
3
2
1
0
750
-15
LO PORT RETURN LOSS vs. FREQUENCY
= -30dBm, P
800
MIXER GAIN vs. LO POWER
850
-10
FREQUENCY (MHz)
LO POWER (dBm)
900
LO
GAIN = HIGH
GAIN = LOW
= -8dBm, P
950 1000 1050 1100
-5
MIXIN
0
= -25dBm,
5