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TLC27L1 Datasheet, PDF (27/32 Pages) Texas Instruments – LinCMOSE LOW-POWER OPERATIONAL AMPLIFIERS | |||
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TLC27L1, TLC27L1A, TLC27L1B
LinCMOS⢠LOW-POWER
OPERATIONAL AMPLIFIERS
SLOS154 â DECEMBER 1995
APPLICATION INFORMATION
VI
ÃÃÃÃÃÃÃÃÃÃâ+ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ
VDD
IP
RP
IF
VO
+ ) ) RP
VDDâVO
IF IL IP
IP = Pullup current required
by the operational amplifier
(typically 500 mA)
R2
R1
IL RL
Figure 45. Resistive Pullup to Increase VOH
10 kâ¦
10 kâ¦
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ VI
5V
â
TLC27L1
+
10 kâ¦
0.016 µF
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃà 10 kâ¦
5V
â
TLC27L1
+
0.016 µF
10 k⦠ÃÃÃÃÃTâ+ÃÃÃÃÃLC52ÃÃÃÃÃ7VL1ÃÃÃÃÃ
5 kâ¦
R = 5 kâ¦(3/d-1)
(see Note A)
NOTE A: d = damping factor, I/O
Figure 46. State-Variable Filter
Low Pass
High Pass
Band Pass
⢠POST OFFICE BOX 655303 DALLAS, TEXAS 75265
27
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