TEA1110AG-D14-R 查看數據表（PDF） - Unisonic Technologies

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TEA1110AG-D14-R

LOW VOLTAGE VERSATILE TELEPHONE TRANSMISSION CIRCUIT WITH DIALLER INTERFACE

Unisonic Technologies 

TEA1110A

„ PIN CONFIGURATION

LINEAR INTEGRATED CIRCUIT

LN 1

SLPE 2

REG 3

NC 4

DTMF 5

MUTE 6

IR 7

14 VCC

13 GAR

12 QR

11 VEE

10 MIC+

9 MIC-

8 AGC

„ PIN DESCRIPTION

PIN NO.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

PAD NO.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

SYMBOL

LN

SLPE

REG

NC

DTMF

MUTE

IR

AGC

MIC-

MIC+

VEE

QR

GAR

VCC

DESCRIPTION

Positive line terminal

Slope (DC resistance) adjustment

Line voltage regulator decoupling

Not connected

Dual-tone multi-frequency input

Mute input to select speech or dialing mode (active LOW)

Receiving amplifier input

Automatic gain control/line loss compensation

Inverting microphone amplifier input

Non-inverting microphone amplifier input

Negative line terminal

Earpiece amplifier output

Earpiece amplifier gain adjustment

Supply voltage for internal circuit

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

2 of 9

QW-R108-014.C

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