OPA620 Burr-Brown, OPA620 Datasheet - Page 15

• Manufacturer Part Number: OPA620
• Description: Wideband Precision OPERATIONAL AMPLIFIER
• Manufacturer: Burr-Brown

FIGURE 14. Differential Line Driver for 50 or 75 Systems.
FIGURE 15. Wideband, Fast-Settling Instrumentation Amplifier.
FIGURE 16. Unity Gain Difference Amplifier.
Differential
Input
Differential
Input
249
249
50
75
50
75
or
or
R
G
249
R
499
G
OPA620
249
499
Differential Voltage Gain =
OPA620
OPA620
249
249
R
R
F
F
Bandwidth, –3dB =
OPA620
OPA620
249
249
R
R
F
F
Slew Rate =
Single-
Ended
Output
1V/V = (1 + 2R
125MHz
500V/ s
50
50
249
249
15
or 75
or 75
249
FIGURE 17. Differential Input Buffer Amplifier (G = –2V/V).
Triax
Input
75
F
/R
G
)
Transmission Line
Transmission Line
1
2
50 or 75
50 or 75
Differential Voltage Gain = 2V/V = 1 + 2R
OPA620
249
75
5
10
OPA620
150
50
75
50
75
or
or
OPA620
Signal
Input
Analog
Common
Differential
Output
F
10MHz A/D
/R
Converter
ADS805
G
12-Bit,
®