Datasheet
MAX2066
50MHz to 1000MHz High-Linearity,
Serial/Parallel-Controlled Digital VGA
14 ______________________________________________________________________________________
3rd HARMONIC vs. ATTENUATOR STATE
ATTENUATOR STATE (dB)
3rd HARMONIC (dBc)
32
85
70
80
75
0 8 16 24 2841220
MAX2066 toc67
T
C
= +25°C
T
C
= +85°C
T
C
= -40°C
V
CC
= 3.3V
f
RF
= 200MHz
P
OUT
= 3dBm
OIP2 vs. RF FREQUENCY
RF FREQUENCY (MHz)
OIP2 (dBm)
1050650250
70
30
60
50
40
50 450 850
MAX2068 toc68
T
C
= +25°C
T
C
= +85°C
T
C
= -40°C
V
CC
= 3.3V
P
OUT
= 0dBm/TONE
OIP2 vs. RF FREQUENCY
RF FREQUENCY (MHz)
OIP2 (dBm)
1050650250
70
30
60
50
40
50 450 850
MAX2066 toc69
V
CC
= 3.3V
P
OUT
= 0dBm/TONE
V
CC
= 3.6V
V
CC
= 3.0V
OIP2 vs. ATTENUATOR STATE
ATTENUATOR STATE (dB)
OIP2 (dBm)
322416 20 281248
70
30
60
50
40
0
MAX2066 toc70
T
C
= +25°C
T
C
= +85°C
V
CC
= 3.3V
f
RF
= 200MHz
P
OUT
= 0dBm/TONE
T
C
= -40°C
Typical Operating Characteristics (continued)
(V
CC
= V
DD
= +3.3V, HC mode, digital attenuator set for maximum gain, P
IN
= -20dBm, f
RF
= 200MHz, and T
C
= +25°C, unless oth-
erwise noted.)