Datasheet
MAX2066
50MHz to 1000MHz High-Linearity,
Serial/Parallel-Controlled Digital VGA
10 ______________________________________________________________________________________
3rd HARMONIC vs. ATTENUATOR STATE
(LOW-CURRENT MODE)
ATTENUATOR STATE (dB)
3rd HARMONIC (dBc)
32
90
75
85
80
08 2816 2420412
P
OUT
= 3dBm
f
RF
= 200MHz
MAX2066 toc46
T
C
= -40°C
T
C
= +25°C
T
C
= +85°C
OUTPUT IP3 vs. RF FREQUENCY
(LOW-CURRENT MODE)
RF FREQUENCY (MHz)
OUTPUT IP3 (dBm)
1050650250
45
25
30
35
40
50 450 850
P
OUT
= 0dBm/TONE
T
C
= -40°C
T
C
= +85°C
T
C
= +25°C
MAX2066 toc38
OUTPUT IP3 vs. RF FREQUENCY
(LOW-CURRENT MODE)
RF FREQUENCY (MHz)
OUTPUT IP3 (dBm)
1050650250
45
25
40
35
30
50 450 850
V
CC
= 4.75V
V
CC
= 5.25V
P
OUT
= 0dBm/TONE
V
CC
= 5.00V
MAX2066 toc39
OUTPUT IP3 vs. ATTENUATOR STATE
(LOW-CURRENT MODE)
MAX2066 toc40
ATTENUATOR STATE (dB)
OUTPUT IP3 (dBm)
41
43
45
39
37
35
0 12202832244168
T
C
= +85°C LSB
T
C
= -40°C LSB T
C
= -40°C USB
P
OUT
= 0dBm/TONE
f
RF
= 200MHz
T
C
= +25°C USB
T
C
= +25°C LSB
T
C
= +85°C USB
2nd HARMONIC vs. RF FREQUENCY
(LOW-CURRENT MODE)
RF FREQUENCY (MHz)
2nd HARMONIC (dBc)
1050650250
80
40
70
60
50
50 450 850
P
OUT
= 3dBm
T
C
= -40°C
T
C
= +25°C
T
C
= +85°C
MAX2066 toc41
2nd HARMONIC vs. RF FREQUENCY
(LOW-CURRENT MODE)
RF FREQUENCY (MHz)
2nd HARMONIC (dBc)
1050650250
80
40
70
60
50
50 450 850
P
OUT
= 3dBm
V
CC
= 5.00V
V
CC
= 5.25V
V
CC
= 4.75V
MAX2066 toc42
2nd HARMONIC vs. ATTENUATOR STATE
(LOW-CURRENT MODE)
MAX2066 toc43
ATTENUATOR STATE (dB)
2nd HARMONIC (dBc)
71
72
73
70
69
68
67
0 12202832244168
P
OUT
= 3dBm
f
RF
= 200MHz
T
C
= +25°C
T
C
= +85°C
T
C
= -40°C
3rd HARMONIC vs. RF FREQUENCY
(LOW-CURRENT MODE)
RF FREQUENCY (MHz)
3rd HARMONIC (dBc)
250 450 650 850 1050
110
60
90
100
80
70
50
P
OUT
= 3dBm
MAX2066 toc44
T
C
= -40°C
T
C
= +25°C
T
C
= +85°C
3rd HARMONIC vs. RF FREQUENCY
(LOW-CURRENT MODE)
RF FREQUENCY (MHz)
3rd HARMONIC (dBc)
1050650250
110
60
100
90
80
70
50 450 850
P
OUT
= 3dBm
V
CC
= 5.00V
V
CC
= 5.25V
V
CC
= 4.75V
MAX2066 toc45
Typical Operating Characteristics (continued)
(V
CC
= V
DD
= +5.0V, LC mode, digital attenuator set for maximum gain, P
IN
= -20dBm, f
RF
= 200MHz, and T
C
= +25°C, unless oth-
erwise noted.)