tl084bid STMicroelectronics, tl084bid Datasheet - Page 10

• Manufacturer Part Number: tl084bid
• Description: General Purposej-fet Quad Operational Amplifiers
• Manufacturer: STMicroelectronics

Typical applications
Figure 22. Positive feeback bandpass filter
10/16
Figure 23. Output A
Input
Second order bandpass filter
fo = 100kHz; Q = 30; Gain = 4
43k Ω
1.5 k Ω
22 0p F
-
TL 08 4
1/4
43k Ω
22 0p F
16k Ω
43k Ω
-
TL 08 4
1/4
30k Ω
Output A
Figure 24. Output B
43k Ω
1.5 k Ω
22 0p F
Cascaded bandpass filter
fo = 100kHz; Q = 69; Gain = 16
-
TL 08 4
1/4
43k Ω
220 pF
16k Ω
43k Ω
-
TL 08 4
1/4
30k Ω
Output B
Ground
TL084