Philips Semiconductors
Low voltage versatile telephone
transmission circuit with dialler interface
Product specification
TEA1067
PINNING
handbook, halfpage
LN 1
18 SLPE
GAS1 2
17 AGC
GAS2 3
16 REG
QR− 4
QR+ 5
15 VCC
TEA1067 14 MUTE
GAR 6
13 DTMF
MIC− 7
12 PD
MIC+ 8
11 IR
STAB 9
10 VEE
MGR084
Fig.2 Pinning diagram for TEA1067 18-lead DIL
version.
1 LN
2 GAS1
3 GAS2
4 QR−
5 QR+
6 GAR
7 MIC−
8 MIC+
9 STAB
10 VEE
11 IR
12 PD
13 DTMF
14 MUTE
15 VCC
16 REG
17 AGC
18 SLPE
positive line terminal
gain adjustment; transmitting amplifier
gain adjustment; transmitting amplifier
inverting output; receiving amplifier
non-inverting output receiving amplifier
gain adjustment; receiving amplifier
inverting microphone input
non-inverting microphone input
current stabilizer
negative line terminal
receiving amplifier input
power-down input
dual-tone multi-frequency input
mute input
positive supply decoupling
voltage regulator decoupling
automatic gain control input
slope (DC resistance) adjustment
handbook, halfpage
LN 1
20 SLPE
GAS1 2
19 AGC
GAS2 3
18 REG
QR− 4
17 VCC
QR+ 5
16 MUTE
TEA1067T
GAR 6
15 DTMF
MIC− 7
14 PD
n.c. 8
13 n.c.
MIC+ 9
12 IR
STAB 10
11 VEE
MGR083
Fig.3 Pinning diagram for TEA1067T 20-lead
mini-pack version.
June 1990
1 LN
2 GAS1
3 GAS2
4 QR−
5 QR+
6 GAR
7 MIC−
8 n.c.
9 MIC+
10 STAB
11 VEE
12 IR
13 n.c.
14 PD
15 DTMF
16 MUTE
17 VCC
18 REG
19 AGC
20 SLPE
positive line terminal
gain adjustment; transmitting amplifier
gain adjustment; transmitting amplifier
inverting output; receiving amplifier
non-inverting output receiving amplifier
gain adjustment, receiving amplifier
inverting microphone input
not connected
non-inverting microphone input
current stabilizer
negative line terminal
receiving amplifier input
not connected
power-down input
dual-tone multi-frequency input
mute input
positive supply decoupling
voltage regulator decoupling
automatic gain control input
slope (DC resistance) adjustment
4