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TEA1112T/C1 View Datasheet(PDF) - Philips Electronics

Part NameDescriptionManufacturer
TEA1112T/C1 Low voltage versatile telephone transmission circuits with dialler interface Philips
Philips Electronics Philips
TEA1112T/C1 Datasheet PDF : 20 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
Philips Semiconductors
Low voltage versatile telephone
transmission circuits with dialler interface
Product specification
TEA1112; TEA1112A
PINNING
SYMBOL
LN
SLPE
ILED
REG
GAS
MMUTE
MMUTE
DTMF
MUTE
MUTE
IR
AGC
MIC
MIC+
VEE
QR
GAR
VCC
PIN
TEA1112
TEA1112A
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
DESCRIPTION
positive line terminal
slope (DC resistance) adjustment
available output current to drive a LED
line voltage regulator decoupling
sending gain adjustment
microphone mute input
microphone mute input (active LOW)
dual-tone multi-frequency input
mute input to select speech or dialling mode
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
receiving amplifier output
receive gain adjustment
supply voltage for speech circuit and peripherals
handbook, halfpage
LN 1
SLPE 2
16 VCC
15 GAR
ILED 3
REG 4
GAS 5
14 QR
13 VEE
TEA1112
12 MIC+
MMUTE 6
11 MIC
DTMF 7
10 AGC
MUTE 8
9 IR
MBE791
handbook, halfpage
LN 1
SLPE 2
16 VCC
15 GAR
ILED 3
14 QR
REG 4
13 VEE
TEA1112A
GAS 5
12 MIC+
MMUTE 6
11 MIC
DTMF 7
10 AGC
MUTE 8
9 IR
MBE790
Fig.2 Pin configuration (TEA1112).
1997 Mar 26
Fig.3 Pin configuration (TEA1112A).
4
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