TLC27L1_08 Datasheet, PDF (27/32 Pages) Texas Instruments – LinCMOSE LOW-POWER OPERATIONAL AMPLIFIERS

TLC27L1, TLC27L1A, TLC27L1B
LinCMOS LOWĆPOWER
OPERATIONAL AMPLIFIERS
SLOS154B− DECEMBER 1995 − REVISED JUNE 2005
APPLICATION INFORMATION
VI
ÎÎÎÎÎÎÎÎÎÎ_−+ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
VDD
IP
RP
IF
VO
RP
+
VDD–VO
IF ) IL ) IP
IP = Pullup current required
by the operational amplifier
(typically 500 mA)
R2
R1
IL _RL
Figure 45. Resistive Pullup to Increase V_OH
10 kΩ
10 kΩ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _VI
5V
−
TLC27L1
+
10 kΩ
0.016 µF
ÎÎÎÎÎÎÎÎÎÎÎÎ ^{10 kΩ}
5V
−
TLC27L1
+
0.016 µF
10 kΩ _{ÎÎÎÎÎT−+ÎÎÎÎÎLC52ÎÎÎÎÎ7VL1ÎÎÎÎÎ}
5 kΩ
R = 5 kΩ(3/d-1)
(see Note A)
NOTE A: d = damping factor, I/O
Figure 46. State-Variable Filter
Low Pass
High Pass
Band Pass
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