tea1111auh NXP Semiconductors, tea1111auh Datasheet - Page 4

• Manufacturer Part Number: tea1111auh
• Description: Speech Circuit With Dialler Interface, Regulated Supply And Earpiece Volume Control
• Manufacturer: NXP Semiconductors

Philips Semiconductors
PINNING
2000 Feb 18
LN
SLPE
REG
IR
AGC
DTMF
V
MUTE
n.c.
VCI
V
QR
GAR
MIC+
MIC
LEDC
V
DD
EE
CC
Speech circuit with dialler interface, regulated
supply and earpiece volume control
SYMBOL
TEA1111TV
PIN
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
handbook, halfpage
TEA1111AUH
11, 12
PAD
10
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
MUTE
DTMF
SLPE
REG
AGC
V DD
LN
Fig.2 Pin configuration.
IR
positive line terminal
slope (DC resistance) adjustment
line voltage regulator decoupling
receive amplifier input
automatic gain control/ line loss compensation
dual-tone multi-frequency input
regulated supply for peripherals
mute input to select speech or dialling mode (active LOW)
not connected
volume control input
negative line terminal
earpiece amplifier output
earpiece amplifier gain adjustment
non-inverting microphone amplifier input
inverting microphone amplifier input
LED control output
supply voltage for internal circuit
1
2
3
4
5
6
7
8
TEA1111A
4
FCA052
16
15
14
13
12
11
10
9
V CC
LEDC
MIC
MIC
GAR
QR
V EE
VCI
DESCRIPTION
Product specification
TEA1111A