MAX19790ETX+T Maxim Integrated Products, MAX19790ETX+T Datasheet - Page 6

• Manufacturer Part Number: MAX19790ETX+T
• Description: Active Attenuator 250MHz to 4000MHz Du al, Analog Voltage V
• Manufacturer: Maxim Integrated Products

Specifications of MAX19790ETX+T

• Mounting Style: SMD/SMT
• Package / Case: QFN-36
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

250MHz to 4000MHz Dual,
Analog Voltage Variable Attenuator
(MAX19790 Evaluation Kit, one attenuator connected, V
6
-10
-15
-20
-25
-30
8.0
7.5
7.0
6.5
-5
8
6
4
2
0
0
4.750
0
1
INSERTION LOSS vs. RF FREQUENCY
2150MHz
T
C
= +85°C
SUPPLY CURRENT vs. V
ATTENUATION vs. V
4.875
1000
T
RF FREQUENCY (MHz)
C
= +25°C
2
4000MHz
V
V
250MHz, 500MHz, 950MHz
CTRL
5.000
CC
2000
T
T
(V)
T
T
C
C
C
(V)
C
= +85°C
= -40°C
= +25°C
= -40°C
3
5.125
CTRL
3000
CC
5.250
4000
4
Typical Operating Characteristics (continued)
-10
-20
-30
-40
-50
-10
-20
-30
-40
-50
-10
-15
-20
-25
-30
-5
0
0
0
0
1
1
T
C
CC
500MHz
INPUT MATCH vs. RF FREQUENCY
= +85°C
T
C
= +5.0V, P
= -40°C, +25°C, +85°C
INPUT MATCH vs. V
ATTENUATION vs. V
1000
T
T
RF FREQUENCY (MHz)
C
C
2
= +25°C
= -40°C
2
250MHz
V
V
4000MHz
CTRL
CTRL
RF
2000
(V)
= -10dBm, T
(V)
3
3
f
CTRL
3000
CTRL
RF
2150MHz
950MHz
= 950MHz
C
4000
= +25NC, V
4
4
100
-10
-20
-30
-40
-50
-10
-20
-30
-40
-50
-25
-50
75
50
25
0
0
0
CTRL
0
1
1
T
OUTPUT MATCH vs. RF FREQUENCY
REFERENCED TO INSERTION-LOSS STATE.
POSITIVE PHASE = ELECTRICALLY SHORTER.
500MHz
C
= +1.0V, unless otherwise noted.)
= +85°C
S21 PHASE CHANGE vs. V
950MHz
OUTPUT MATCH vs. V
1000
2150MHz
500MHz
RF FREQUENCY (MHz)
4000MHz
2
2
T
C
4000MHz
= +25°C
V
V
CTRL
CTRL
2000
950MHz
T
C
(V)
(V)
= -40°C
250MHz
3
3
3000
CTRL
CTRL
2150MHz
250MHz
4000
4
4