
SiGe High-Linearity, 2000MHz to 3000MHz
Upconversion/Downconversion Mixer with LO Buffer
MAX2042
8 ______________________________________________________________________________________
Typical Operating Characteristics (continued)
(Typical Application Circuit with tuning elements outlined in Table 1, V
CC
= +5.0V, f
RF
> f
LO
, f
IF
= 300MHz, P
RF
= 0dBm, P
LO
= 0dBm,
T
C
= +25NC, unless otherwise noted.)
+5.0V Downconverter Curves
3RF-3LO RESPONSE vs. RF FREQUENCY
MAX2042 toc10
3RF-3LO RESPONSE (dBc)
65
75
85
55
P
RF
= 0dBm
RF FREQUENCY (MHz)
2000 2800260024002200 3000
T
C
= -40NC, +25NC, +85NC
3RF-3LO RESPONSE vs. RF FREQUENCY
MAX2042 toc11
3RF-3LO RESPONSE (dBc)
65
75
85
55
P
RF
= 0dBm
RF FREQUENCY (MHz)
2000 2800260024002200 3000
P
LO
= -3dBm, 0dBm, +3dBm
3RF-3LO RESPONSE vs. RF FREQUENCY
MAX2042 toc12
3RF-3LO RESPONSE (dBc)
65
75
85
55
P
RF
= 0dBm
RF FREQUENCY (MHz)
2000 2800260024002200 3000
V
CC
= 4.75V, 5.0V, 5.25V
NOISE FIGURE vs. RF FREQUENCY
MAX2042 toc13
NOISE FIGURE (dB)
5
6
7
8
9
10
4
RF FREQUENCY (MHz)
2000 2800 3000260024002200
T
C
= +85NC
T
C
= +25NC
T
C
= -40NC
NOISE FIGURE vs. RF FREQUENCY
MAX2042 toc14
NOISE FIGURE (dB)
5
6
7
8
9
10
4
RF FREQUENCY (MHz)
2000 2800 3000260024002200
P
LO
= -3dBm, 0dBm, +3dBm
NOISE FIGURE vs. RF FREQUENCY
MAX2042 toc15
NOISE FIGURE (dB)
5
6
7
8
9
10
4
RF FREQUENCY (MHz)
2000 2800 3000260024002200
V
CC
= 4.75V, 5.0V, 5.25V
INPUT P
1dB
vs. RF FREQUENCY
MAX2042 toc16
RF FREQUENCY (MHz)
INPUT P
1dB
(dBm)
19
21
23
25
17
2000 2800 3000260024002200
T
C
= +85NC
T
C
= +25NC
T
C
= -40NC
INPUT P
1dB
vs. RF FREQUENCY
MAX2042 toc17
RF FREQUENCY (MHz)
INPUT P
1dB
(dBm)
19
21
23
25
17
2000 2800 3000260024002200
P
LO
= -3dBm, 0dBm, +3dBm
INPUT P
1dB
vs. RF FREQUENCY
MAX2042 toc18
RF FREQUENCY (MHz)
INPUT P
1dB
(dBm)
19
21
23
25
17
2000 2800 3000260024002200
V
CC
= 5.0V
V
CC
= 4.75V
V
CC
= 5.25V
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