Rainbow Electronics MAX19995 - Manual (Page 14)

MAX19995
Dual, SiGe, High-Linearity, 1700MHz to 2200MHz
Downconversion Mixer with LO Buffer/Switch
14 ______________________________________________________________________________________
CONVERSION GAIN vs. RF FREQUENCY
MAX19995 toc49
RF FREQUENCY (MHz)
CONVERSION GAIN (dB)
2300 2100 1900
7
8
9
10
11
6
1700 2500
T
C
= -30 ° C
T C = +85 ° C
T C = +25 ° C
CONVERSION GAIN vs. RF FREQUENCY
MAX19995 toc50
RF FREQUENCY (MHz)
CONVERSION GAIN (dB)
2300 2100 1900
7
8
9
10
11
6
1700 2500
P LO = -3dBm, 0dBm, +3dBm
CONVERSION GAIN vs. RF FREQUENCY
MAX19995 toc51
RF FREQUENCY (MHz)
CONVERSION GAIN (dB)
2300 2100 1900
7
8
9
10
11
6
1700 2500
V CC = 4.75V, 5.0V, 5.25V
INPUT IP3 vs. RF FREQUENCY
MAX19995 toc52
RF FREQUENCY (MHz)
INPUT IP3 (dBm)
2300 2100 1900
22
21
23
24
25
26
20
1700 2500
T C = -30 ° C
T C = +85 ° C
P RF = -5dBm/TONE
T C = +25 ° C
INPUT IP3 vs. RF FREQUENCY
MAX19995 toc53
RF FREQUENCY (MHz)
INPUT IP3 (dBm)
2300 2100 1900
21
22
23
24
25
26
20
1700 2500
P RF = -5dBm/TONE
P LO = -3dBm, 0dBm, +3dBm
INPUT IP3 vs. RF FREQUENCY
MAX19995 toc54
RF FREQUENCY (MHz)
INPUT IP3 (dBm)
2300 2100 1900
21
22
23
24
25
26
20
1700 2500
V CC = 5.25V
V CC = 4.75V
V CC = 5.0V
P RF = -5dBm/TONE
NOISE FIGURE vs. RF FREQUENCY
MAX19995 toc55
RF FREQUENCY (MHz)
NOISE FIGURE (dB)
2300 2100 1900
8
7
9
10
11
12
6
1700 2500
T C = -30 ° C
T C = +85 ° C
T C = +25 ° C
NOISE FIGURE vs. RF FREQUENCY
MAX19995 toc56
RF FREQUENCY (MHz)
NOISE FIGURE (dB)
2300 2100 1900
8
7
9
10
11
12
6
1700 2500
P LO = -3dBm, 0dBm, +3dBm
NOISE FIGURE vs. RF FREQUENCY
MAX19995 toc57
RF FREQUENCY (MHz)
NOISE FIGURE (dB)
2300 2100 1900
8
7
9
10
11
12
6
1700 2500
V CC = 4.75V, 5.0V, 5.25V
Typical Operating Characteristics (continued)
( Typical Application Circuit, optimized for the UMTS band, R1 = R4 = 681 Ω, R2 = R5 = 1.5kΩ, V
CC = +5.0V, P LO = 0dBm,
P RF = -5dBm, LO is low-side injected for a 190MHz IF, T C = +25°C, unless otherwise noted.)