Datasheet

MAX2067
50MHz to 1000MHz High-Linearity,
Serial/Analog-Controlled VGA
8 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V
CC
= V
DD
= +5.0V, HC mode, attenuator set for maximum gain, P
IN
= -20dBm, f
RF
= 200MHz, and T
C
= +25°C, internal DAC refer-
ence used, unless otherwise noted.)
2nd HARMONIC vs. RF FREQUENCY
MAX2067 toc19
RF FREQUENCY (MHz)
2nd HARMONIC (dBc)
90
40
50
60
70
80
50 450 850 1050650250
T
C
= -40
°
C, +25
°
C, +85
°
C
P
OUT
= 3dBm
2nd HARMONIC vs. RF FREQUENCY
MAX2067 toc20
RF FREQUENCY (MHz)
2nd HARMONIC (dBc)
90
80
70
60
50
40
50 450 850 1050650250
V
CC
= 5.25V
V
CC
= 4.75V
V
CC
= 5.00V
P
OUT
= 3dBm
2nd HARMONIC vs.
ATTENUATOR STATE
MAX2067 toc21
DAC CODE
2nd HARMONIC (dBc)
80
70
75
65
60
0 96 160 22432 25619212864
T
C
= +25
°
C
P
OUT
= 0dBm
f
RF
= 200MHz
T
C
= -40
°
C
T
C
= +85
°
C
3rd HARMONIC vs. FREQUENCY
MAX2067 toc22
RF FREQUENCY (MHz)
3rd HARMONIC (dBc)
110
80
90
100
70
60
50 450 850 1050650250
T
C
= +25
°
C
P
OUT
= 3dBm
T
C
= -40
°
C
T
C
= +85
°
C
3rd HARMONIC vs. RF FREQUENCY
MAX2067 toc23
RF FREQUENCY (MHz)
3rd HARMONIC (dBc)
110
100
90
80
70
60
50 450 850 1050650250
V
CC
= 5.25V
V
CC
= 4.75V
V
CC
= 5.00V
P
OUT
= 3dBm
3rd HARMONIC vs.
ATTENUATOR STATE
MAX2067 toc24
DAC CODE
3rd HARMONIC (dBc)
110
80
90
100
70
60
0 96 160 22432 25619212864
T
C
= +25
°
C
P
OUT
= 0dBm
f
RF
= 200MHz
T
C
= -40
°
C
T
C
= +85
°
C
OIP2 vs. RF FREQUENCY
MAX2067 toc25
RF FREQUENCY (MHz)
OIP2 (dBm)
90
40
50
60
70
80
50 450 850 1050650250
T
C
= -40
°
C, +25
°
C, +85
°
C
P
OUT
= 0dBm/TONE
OIP2 vs. RF FREQUENCY
MAX2067 toc26
RF FREQUENCY (MHz)
OIP2 (dBm)
90
80
70
60
50
40
50 450 850 1050650250
V
CC
= 5.25V
V
CC
= 4.75V
V
CC
= 5.00V
P
OUT
= 0dBm/TONE
OIP2 vs. ATTENUATOR STATE
MAX2067 toc27
DAC CODE
OIP2 (dBm)
80
60
70
50
40
0 96 160 22432 25619212864
T
C
= +25
°
C
P
OUT
= -3dBm/TONE
f
RF
= 200MHz
T
C
= -40
°
C
T
C
= +85
°
C