tea1114auh NXP Semiconductors, tea1114auh Datasheet - Page 4
tea1114auh
Manufacturer Part Number
tea1114auh
Description
Low Voltage Telephone Transmission Circuit With Dialler Interface And Regulated Strong Supply
Manufacturer
NXP Semiconductors
Datasheet
1.TEA1114AUH.pdf
(28 pages)
Philips Semiconductors
BLOCK DIAGRAM
2000 Mar 21
handbook, full pagewidth
Low voltage telephone transmission circuit with
dialler interface and regulated strong supply
MUTE
DTMF
MIC
MIC
AGC
V EE
IR
4
8
6
13
14
10
5
ATTENUATOR
V
V
TEA1114A
I
I
V
V
I
I
CIRCUIT
Fig.1 Block diagram.
AGC
4
0.5V CC
LOW VOLTAGE
CIRCUIT
CURRENT AND
REFERENCE
REGULATOR
VOLTAGE
V DD
SLPE
2
12
11
16 V CC
9 QR
3 REG
7 V DD
1 LN
RX
GAR
MGK804
Product specification
TEA1114A
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