Datasheet

TLC27M4, TLC27M4A, TLC27M4B, TLC27M4Y, TLC27M9
LinCMOS PRECISION QUAD OPERATIONAL AMPLIFIERS
SLOS093C – OCTOBER 1987 – REVISED MAY 1999
35
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
(see Note A)
–
+
100 kΩ
+
1 µF
100 kΩ
100 kΩ
Gain Control
1 MΩ
1 kΩ
10 kΩ
5 V
1 µF
+
0.1 µF
1/4
TLC27M4
+
NOTE A: Low to medium impedance dynamic mike
Figure 46. Microphone Preamplifier
–
+
10 MΩ
V
O
V
REF
150 pF
100 kΩ
15 nF
V
DD
–
+
1 kΩ
1/4
TLC27M4
TLC27M4
1/4
NOTE: V
DD
= 4 V to 15 V
V
REF
= 0 V to V
DD
– 2 V
Figure 47. Photo-Diode Amplifier With Ambient Light Rejection