MAX2065 MAXIM [Maxim Integrated Products], MAX2065 Datasheet - Page 7

• Manufacturer Part Number: MAX2065
• Description: 50MHz to 1000MHz High-Linearity, Serial/ Parallel-Controlled Analog/Digital VGA
• Manufacturer: MAXIM [Maxim Integrated Products]

(V
ence used, unless otherwise noted.)
CC
-10
-13
-18
-10
-15
-20
-25
-30
60
50
40
30
20
10
22
17
12
-3
-8
-5
0
7
2
0
= +5.0V, HC mode, both attenuators set for maximum gain, P
ATTENUATOR SETTING vs. RF FREQUENCY
50
GAIN vs. ANALOG ATTENUATOR SETTING
0
0
REFERENCED TO HIGH GAIN STATE
POSITIVE PHASE = ELECTRICALLY SHORTER
vs. ANALOG ATTENUATOR SETTING
S21 PHASE CHANGE OVER DIGITAL
450MHz
32
32
50MHz
250
T
64
64
C
RF FREQUENCY (MHz)
= -40°C, +25°C, +85°C
OUTPUT MATCH
50MHz to 1000MHz High-Linearity, Serial/
96
96
450
200MHz
DAC CODE
DAC CODE
_______________________________________________________________________________________
1000MHz
128
128
650
160 192
160 192
Parallel-Controlled Analog/Digital VGA
RF = 200MHz
850
224
224
1050
256
256
-13
-18
-13
-18
-30
-40
-50
-60
-70
Typical Operating Characteristics (continued)
22
17
12
22
17
12
-3
-8
-3
-8
7
2
7
2
ATTENUATOR SETTING vs. RF FREQUENCY
50
50
GAIN vs. ANALOG ATTENUATOR SETTING
0
DAC CODE 32
REVERSE ISOLATION OVER ANALOG
GAIN OVER ANALOG ATTENUATOR
32
DAC CODE 128
SETTING vs. RF FREQUENCY
250
250
DAC CODE 0
64
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
V
CC
96
450
DAC CODE 255
450
= 4.75V, 5.00V, 5.25V
DAC CODE
IN
128
= -20dBm, f
DAC CODE 256
DAC CODE 64
650
650
160 192
DAC CODE 0
RF = 200MHz
850
850
224
RF
1050
1050
256
= 200MHz, and T
-13
-18
-10
-15
-20
-25
-30
-10
22
17
12
80
70
60
50
40
30
20
10
-3
-8
-5
7
2
0
0
GAIN vs. ANALOG ATTENUATOR SETTING
0
0
0
REFERENCED TO HIGH GAIN STATE
POSITIVE PHASE = ELECTRICALLY SHORTER
vs. ANALOG ATTENUATOR SETTING
vs. ANALOG ATTENUATOR SETTING
1000MHz
32
32
32
C
50MHz
= +25°C, internal DAC refer-
64
64
64
S21 PHASE CHANGE
1000MHz
450MHz
INPUT MATCH
96
96
96
1000MHz
DAC CODE
DAC CODE
DAC CODE
50MHz
128 160
128
128
160 192
160 192
50MHz
200MHz
200MHz
192
450MHz
200MHz
450MHz
224
224
224
256
256
258
7