TLC27M2ACDRG4 Datasheet, PDF (31/50 Pages) Texas Instruments – LinCMOS PRECISION DUAL OPERATIONAL AMPLIFIERS

470 kΩ
TLC27M2, TLC27M2A, TLC27M2B, TLC27M7
LinCMOS PRECISION DUAL OPERATIONAL AMPLIFIERS
SLOS051E − OCTOBER 1987 − REVISED AUGUST 2008
APPLICATION INFORMATION
1N4148
100 kΩ
5V
100 kΩ
47 kΩ
1 µF
100 kΩ
R1
68 kΩ
1/2
TLC27M2
VO
R2
68 kΩ
C1
2.2 nF
C2
2.2 nF
5V
1/2
VI
+
TLC27M7
−
IS
2N3821
R
NOTES: VO(PP) ≈ 2 V
fO
+
1
2p ^ǸR1R2C1C2
Figure 44. Wien Oscillator
NOTES: VI = 0 V to 3 V
IS
+
V_I
R
Figure 45. Precision Low-Current Sink
5V
(see Note A)
1µ F
−+
100 kΩ
10 kΩ
−+
1 kΩ
0.1 µF
100 kΩ
Gain Control
1 MΩ
+
−
1/2
TLC27M2
+−
0.1 µF
100 kΩ
NOTE A: Low to medium impedance dynamic mike
Figure 46. Microphone Preamplifier
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