Datasheet

MAX2027
IF Digitally Controlled Variable-Gain Amplifier
_______________________________________________________________________________________ 5
ATTENUATION ABSOLUTE ACCURACY
(ALL STATES)
MAX2027 toc08
FREQUENCY (MHz)
ABSOLUTE ACCURACY (dB)
350300200 250150100
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
50 400
ATTENUATION RELATIVE ACCURACY
(ALL STATES)
MAX2027 toc09
FREQUENCY (MHz)
RELATIVE ACCURACY (dB)
350300200 250150100
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
50 400
NOISE FIGURE vs. FREQUENCY
MAX2027 toc10
FREQUENCY (MHz)
NOISE FIGURE (dB)
350300200 250150100
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
2.0
50 400
T
A
= +25°C
T
A
= +85°C
T
A
= -40°C
OUTPUT P-1dB vs. FREQUENCY
MAX2027 toc11
FREQUENCY (MHz)
OUTPUT P-1dB (dBm)
350300250200150100
18
19
20
21
22
23
17
50 400
T
A
= +85°C
T
A
= -40°C
T
A
= +25°C
OUTPUT P-1dB vs. FREQUENCY
MAX2027 toc12
FREQUENCY (MHz)
OUTPUT P-1dB (dBm)
350300250200150100
18
19
20
21
22
23
17
50 400
V
CC
= +5.25V
V
CC
= +4.75V
V
CC
= +5V
OUTPUT IP3 vs. FREQUENCY
MAX2027 toc13
FREQUENCY (MHz)
OIP3 (dBm)
350300250200150100
32
34
36
38
40
30
50 400
T
A
= -40°C
T
A
= +85°C
T
A
= +25°C
P
RF1
= P
RF2
= 5dBm
AT OUTPUT, ∆f = 1MHz
OUTPUT IP3 vs. FREQUENCY
MAX2027 toc14
FREQUENCY (MHz)
OIP3 (dBm)
350300250200150100
32
34
36
38
40
30
50 400
V
CC
= +5.25V
V
CC
= +5V
V
CC
= +4.75V
P
RF1
= P
RF2
= 5dBm
AT OUTPUT, ∆f = 1MHz
Typical Operating Characteristics (continued)
(Typical application circuit, V
CC
= 5.0V, max gain (B0 = B1 = B2 = B3 = B4 = 0), P
OUT
= 5dBm, R
1
= 825Ω, T
A
= +25°C, unless
otherwise noted.)