tea1110auh NXP Semiconductors, tea1110auh Datasheet - Page 4

• Manufacturer Part Number: tea1110auh
• Description: Low Voltage Versatile Telephone Transmission Circuit With Dialler Interface
• Manufacturer: NXP Semiconductors

Philips Semiconductors
PINNING
2000 Feb 15
LN
SLPE
REG
n.c.
DTMF
MUTE
IR
AGC
MIC
MIC+
V
QR
GAR
V
EE
CC
Low voltage versatile telephone
transmission circuit with dialler interface
SYMBOL
TEA1110A(T)
PIN
10
11
12
13
14
1
2
3
4
5
6
7
8
9
handbook, halfpage
TEA1110AUH
PAD
10
11
12
13
14
1
2
3
4
5
6
7
8
9
MUTE
DTMF
SLPE
REG
n.c.
LN
IR
Fig.2 Pin configuration.
1
2
3
4
5
6
7
positive line terminal
slope (DC resistance) adjustment
line voltage regulator decoupling
not connected
dual-tone multi-frequency input
mute input to select speech or dialling mode (active LOW)
receiving amplifier input
automatic gain control/ line loss compensation
inverting microphone amplifier input
non-inverting microphone amplifier input
negative line terminal
earpiece amplifier output
earpiece amplifier gain adjustment
supply voltage for internal circuit
TEA1110A(T)
4
MGG735
14
13
12
11
10
9
8
V CC
GAR
QR
V EE
MIC
MIC
AGC
DESCRIPTION
Product specification
TEA1110A