Typical operating characteristics (continued) – Rainbow Electronics MAX19995 User Manual
Page 14

MAX19995
Dual, SiGe, High-Linearity, 1700MHz to 2200MHz
Downconversion Mixer with LO Buffer/Switch
14
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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.)