TEA1110AG-D14-T UTC [Unisonic Technologies], TEA1110AG-D14-T Datasheet - Page 5

• Manufacturer Part Number: TEA1110AG-D14-T
• Description: LOW VOLTAGE VERSATILE TELEPHONE TRANSMISSION CIRCUIT WITH DIALLER INTERFACE
• Manufacturer: UTC [Unisonic Technologies]

TEA1110A
Typical application of the UTC TEA1110A in sets with Pulse Dialling or Flash facilities
Telephone
a/b
b/a
line
APPLICATION INFORMATION CIRCUIT
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
95V
VDR
-
Rprotect
BZX79C10
4×
BAS11
10Ω
+
130KΩ
R
3.92kΩ
Z
C
R
ast2
bal
390Ω
R
GARS
ast1
ast3
C
100pF
C
IR
GAR
1 nF
R
3.9Ω
LIMIT
R
20Ω
SLPE
IR
MIC -
QR
GAR
MIC +
SLPE REG
BSN254
LN
BC547
TEA1110A
UTC
+
619
C
4.7μF
R
REG
CC
AGC V
BZX79C10
LINEAR INTEGRATED CIRCUIT
470kΩ
MUTE
DTMF
R
Vcc
pd1
EE
470kΩ
R
BF473
pd2
100μF
C
BC558
VCC
R
1MΩ
pd3
470kΩ
+
R
BC547
pd4
peripheral
supply for
470kΩ
circuits
R
pd5
R
68kΩ
pd6
control circuits
QW-R108-014.C
signal from
dial and
PD
input
5 of 9