OPA628 Burr-Brown, OPA628 Datasheet - Page 13

• Manufacturer Part Number: OPA628
• Description: Low Distortion Wideband OPERATIONAL AMPLIFIER
• Manufacturer: Burr-Brown

FIGURE 11. Differential Input Buffer Amplifier (G = 2V/V).
APPLICATIONS
FIGURE 10. Video Distribution Amplifier.
Triax
Input
75
NOTE: The value of R
the A/D converter. R
in only 5pF.
High output current drive capability (6Vp-p into 75 )
allows two back-terminated 75
to be simultaneously driven.
ADC INPUT CAPACITANCE
C
C
IN
IN
< 20pF
> 20pF
Video
Input
75
5
S
S
is 0 for the ADC614 since the input capacitance
varies with the value of the input capacitance of
10
OPA628
150
390
transmission lines
R
75
S
R
0
30
46
OPA628
S
390
to 50
10MHz A/D
Signal
Input
Analog
Common
Converter
ADC614
12-Bit,
13
75
75
FIGURE 12. Low Distortion Unity Gain Difference Amplifier.
Differential
Input
75 Transmission Line
249
249
75
75
249
OPA628
OPA628
249
V
V
OUT
OUT
Single-
Ended
Output
®