Manual

MAX2063
Dual 50MHz to 1000MHz High-Linearity,
Serial/Parallel-Controlled Digital VGA
6
Typical Operating Characteristics
(Typical Application Circuit, V
CC
= V
CC_AMP_1
= V
CC_AMP_2
= V
CC_RG
= 5V, attenuators are set for maximimum gain, RF ports are
driven from 50ω sources, AMPSET = 0, PD_1 = PD_2 = 0, P
IN
= -20dBm, f
RF
= 350MHz, T
C
= +25°C, unless otherwise noted.)
SUPPLY CURRENT vs. V
CC
MAX2063 toc01
V
CC
(V)
SUPPLY CURRENT (mA)
5.1255.0004.875
140
150
160
170
130
4.750 5.250
T
C
= +85°C
T
C
= +25°C
T
C
= -40°C
GAIN vs. RF FREQUENCY
MAX2063 toc02
RF FREQUENCY (MHz)
GAIN (dB)
850650450250
18
20
22
24
16
50 1050
T
C
= +85°C
T
C
= +25°C
T
C
= -40°C
GAIN vs. RF FREQUENCY
MAX2063 toc03
RF FREQUENCY (MHz)
GAIN (dB)
850650450250
18
20
22
24
16
50 1050
V
CC
= 4.75V, 5.00V, 5.25V
GAIN OVER ATTENUATOR SETTING
vs. RF FREQUENCY
MAX2063 toc04
RF FREQUENCY (MHz)
GAIN OVER ATTENUATOR SETTING (dB)
850650450250
-5
5
15
25
-15
50 1050
ATTENUATOR RELATIVE
ERROR vs. RF FREQUENCY
MAX2063 toc05
RF FREQUENCY (MHz)
RELATIVE ERROR (dB)
850650250 450
-0.75
-0.50
-0.25
0
0.50
0.25
0.75
1.00
-1.00
50 1050
ERROR FROM 23dB TO 24dB
ATTENUATOR ABSOLUTE
ERROR vs. RF FREQUENCY
MAX2063 toc06
RF FREQUENCY (MHz)
ABSOLUTE ERROR (dB)
850650250 450
-0.75
-0.50
-0.25
0
0.50
0.25
0.75
1.00
-1.00
50 1050
25dB
24dB
INPUT MATCH OVER ATTENUATOR
SETTING vs. RF FREQUENCY
MAX2063 toc07
RF FREQUENCY (MHz)
INPUT MATCH OVER ATTENUATOR SETTING (dB)
800600400200
-40
-30
-20
-10
0
-50
0 1000
31dB
2dB
1dB
4dB
0dB
8dB
16dB
OUTPUT MATCH OVER ATTENUATOR
SETTING vs. RF FREQUENCY
MAX2063 toc08
RF FREQUENCY (MHz)
OUTPUT MATCH OVER ATTENUATOR SETTING (dB)
800600400200
-30
-20
-10
0
-40
0 1000
16dB, 31dB
0dB
1dB, 4dB, 8dB
2dB