Rainbow Electronics MAX9995 - Manual (Page 4)

MAX9995
Dual, SiGe, High-Linearity, 1700MHz to 2200MHz
Downconversion Mixer with LO Buffer/Switch
4 _______________________________________________________________________________________
CONVERSION GAIN vs. RF FREQUENCY
MAX9995 toc01
FREQUENCY (MHz)
CONVERSION GAIN (dB)
2100 2000 1900 1800
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
3.0
1700 2200
T C = -20 °C
T
C
= +85 °C
T C = +25 °C
CONVERSION GAIN vs. RF FREQUENCY
MAX9995 toc02
FREQUENCY (MHz)
CONVERSION GAIN (dB)
2100 2000 1900 1800
5.6
5.7
5.8
5.9
6.0
6.1
6.2
6.3
6.4
6.5
5.5
1700 2200
P LO = -3dBm to +3dBm
CONVERSION GAIN vs. RF FREQUENCY
MAX9995 toc03
FREQUENCY (MHz)
CONVERSION GAIN (dB)
2100 2000 1900 1800
5.6
5.7
5.8
5.9
6.0
6.1
6.2
6.3
6.4
6.5
5.5
1700 2200
V CC = 4.75V
V CC = 5.0V
V CC = 5.25V
INPUT IP3 vs. RF FREQUENCY
IIP3 (dBm)
24.8
25.2
25.6
26.0
26.4
26.8
24.4
MAX9995 toc04
FREQUENCY (MHz)
2100 2000 1900 1800 1700 2200
T C = +85 °C
T C = -20 °C
T C = +25 °C
2RF - 2LO vs. FUNDAMENTAL FREQUENCY
MAX9995 toc07
2RF - 2LO (dBc)
35
40
45
50
55
60
65
70
75
30
FREQUENCY (MHz)
2100 2000 1900 1800 1700 2200
T C = +85 °C
T C = +25 °C
T C = -20 °C
P RF = -5dBm
25.4
25.6
25.8
26.0
26.2
26.4
26.6
25.2
INPUT IP3 vs. RF FREQUENCY
IIP3 (dBm)
MAX9995 toc05
FREQUENCY (MHz)
2100 2000 1900 1800 1700 2200
P LO = 0dBm
P LO = +3dBm
P LO = -3dBm
INPUT IP3 vs. RF FREQUENCY
IIP3 (dBm)
25.0
25.4
25.8
26.2
26.6
27.0
24.6
MAX9995 toc06
FREQUENCY (MHz)
2100 2000 1900 1800 1700 2200
V
CC
= 5.25V
V CC = 4.75V
V CC = 5.0V
52
54
56
58
62
60
64
66
50
2RF - 2LO vs. FUNDAMENTAL FREQUENCY
MAX9995 toc08
2RF - 2LO (dBc)
FREQUENCY (MHz)
2100 2000 1900 1800 1700 2200
P LO = -3dBm
P LO = +3dBm
P LO = 0dBm
P RF = -5dBm
52
54
56
58
62
60
64
66
50
2RF - 2LO vs. FUNDAMENTAL FREQUENCY
MAX9995 toc09
2RF - 2LO (dBc)
FREQUENCY (MHz)
2100 2000 1900 1800 1700 2200
V CC = 4.75V
V CC = 5.0V V CC = 5.25V
P RF = -5dBm
Typical Operating Characteristics
(Typical Application Circuit, V CC = 5.0V, P RF = -5dBm, P LO = 0dBm, LO is low-side injected for a 200MHz IF, T C = +25°C.)