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TL081_04 Datasheet, PDF (16/37 Pages) Texas Instruments – JFET-INPUT OPERATIONAL AMPLIFIERS | |||
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TL081, TL081A, TL081B, TL082, TL082A, TL082B
TL084, TL084A, TL084B
JFETÄINPUT OPERATIONAL AMPLIFIERS
SLOS081G â FEBRUARY 1977 â REVISED SEPTEMBER 2004
APPLICATION INFORMATION
220 pF
16 kâ¦
220 pF
16 kâ¦
43 kâ¦
30 kâ¦
43 kâ¦
30 kâ¦
43 k⦠220 pF
Input
VCC +
1/4
TL084
1.5 kâ¦
VCC â
43 kâ¦
VCC +
1/4
TL084
VCC â
220 pF
43 kâ¦
VCC +
1/4
TL084
1.5 kâ¦
VCC â
43 kâ¦
VCC +
1/4
TL084
VCC â
Output A
Output A
Output B
Output
B
2 kHz/div
Second-Order Bandpass Filter
fo = 100 kHz, Q = 30, GAIN = 4
2 kHz/div
Cascaded Bandpass Filter
fo = 100 kHz, Q = 69, GAIN = 16
Figure 27. Positive-Feedback Bandpass Filter
16
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