Philips Semiconductors
Product specification
Low voltage versatile telephone
transmission circuit with dialler interface
PINNING
1
2
3
handbook, halfpage
TEA1067
LN
GAS1
GAS2
QR−
QR+
GAR
MIC−
MIC+
STAB
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
LN
GAS1
GAS2
QR−
QR+
GAR
MIC−
MIC+
STAB
1
2
3
4
5
6
7
8
9
MGR084
18 SLPE
17 AGC
16 REG
15 VCC
4
5
6
7
8
9
TEA1067
14 MUTE
13 DTMF
12 PD
11 IR
10 VEE
10 V
EE
11 IR
12 PD
13 DTMF
14 MUTE
15 V
CC
16 REG
17 AGC
18 SLPE
Fig.2
Pinning diagram for TEA1067 18-lead DIL
version.
1
2
3
handbook, halfpage
LN
GAS1
GAS2
QR−
QR+
GAR
MIC−
n.c.
MIC+
STAB
V
EE
IR
n.c.
PD
DTMF
MUTE
V
CC
REG
AGC
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
LN 1
GAS1 2
GAS2 3
QR− 4
QR+ 5
20 SLPE
19 AGC
18 REG
17 VCC
16 MUTE
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
TEA1067T
GAR 6
MIC− 7
n.c. 8
MIC+ 9
STAB 10
MGR083
15 DTMF
14 PD
13 n.c.
12 IR
11 VEE
Fig.3
Pinning diagram for TEA1067T 20-lead
mini-pack version.
19
20
June 1990
4
PHILIPS [ NXP SEMICONDUCTORS ]
