tea1062a-c4-m1 NXP Semiconductors, tea1062a-c4-m1 Datasheet - Page 15

• Manufacturer Part Number: tea1062a-c4-m1
• Description: Low Voltage Transmission Circuits With Dialler Interface
• Manufacturer: NXP Semiconductors

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handbook, full pagewidth
Philips Semiconductors
1997 Sep 03
Low voltage transmission circuits with
dialler interface
(a) Magnetic or dynamic microphone.
(b) Electret microphone.
(c) Piezoelectric microphone.
(1) Resistor may be connected to reduce the terminating impedance.
(a) Dynamic earpiece.
(b) Magnetic earpiece.
(c) Piezoelectric earpiece.
(1) Resistor may be connected to prevent distortion (inductive load).
(2) Resistor is required to increase the phase margin (capacitive load).
(a)
(1)
7
6
MIC
MIC
V EE
QR
9
4
(a)
Fig.11 Alternative microphone arrangements.
Fig.12 Alternative receiver arrangements.
V EE
QR
(b)
9
4
15
(b)
(1)
6
7
MIC
MIC
V CC
V EE
13
9
V EE
QR
TEA1062; TEA1062A
4
9
(c)
(2)
MSA506
Product specification
(c)
7
6
MIC
MIC
MSA505