Datasheet

MAX2027
IF Digitally Controlled Variable-Gain Amplifier
4 _______________________________________________________________________________________
Typical Operating Characteristics
(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.)
SUPPLY CURRENT vs. TEMPERATURE
MAX2027 toc01
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
8065-25 -10 5 3520 50
54
56
58
60
62
64
66
68
52
-40
V
CC
= 5.25V
V
CC
= 5.0V
V
CC
= 4.75V
INPUT RETURN LOSS
vs. RF FREQUENCY (ALL STATES)
MAX2027 toc02
FREQUENCY (MHz)
INPUT RETURN LOSS (dB)
350300250200150100
30
25
20
15
10
5
0
35
50 400
OUTPUT RETURN LOSS
vs. RF FREQUENCY (ALL STATES)
MAX2027 toc03
FREQUENCY (MHz)
OUTPUT RETURN LOSS (dB)
350300250200150100
30
25
20
15
10
5
0
35
50 400
GAIN vs. RF FREQUENCY
(ALL STATES)
MAX2027 toc04
FREQUENCY (MHz)
GAIN (dB)
350300250200150100
-10
-5
0
5
10
15
20
-15
50 400
REVERSE ISOLATION vs. FREQUENCY
MAX2027 toc05
FREQUENCY (MHz)
REVERSE ISOLATION (dB)
350300250200150100
10
15
20
25
30
35
5
50 400
GAIN vs. FREQUENCY
MAX2027 toc06
FREQUENCY (MHz)
GAIN (dB)
350300100 150 200 250
11
12
13
14
15
16
17
18
10
50 400
T
A
= -40°C
T
A
= +25°C
T
A
= +85°C
GAIN vs. FREQUENCY
MAX2027 toc07
FREQUENCY (MHz)
GAIN (dB)
350300100 150 200 250
11
12
13
14
15
16
17
18
10
50 400
V
CC
= 4.75V, 5.0V, AND 5.25V