TEA1112AT/C1 View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

TEA1112AT/C1

Low voltage versatile telephone transmission circuits with dialler interface

Philips Electronics 

Philips Semiconductors

Low voltage versatile telephone

transmission circuits with dialler interface

Product specification

TEA1112; TEA1112A

handbook, full pagewidth

Zline

VEE

RCC

LN

Zbal

Im

IR

RSLPE

Rast1 RA

SLPE

Zir

MBE786

Fig.11 Equivalent circuit of an anti-sidetone network in a Wheatstone bridge configuration.

LIMITING VALUES

In accordance with the Absolute Maximum Rating System (IEC 134).

SYMBOL

PARAMETER

CONDITIONS

VLN

Vn(max)

Iline

Ptot

Tstg

Tamb

positive continuous line voltage

repetitive line voltage during switch-on or

line interruption

maximum voltage on pins ILED, SLPE

maximum voltage on all other pins

line current

total power dissipation

TEA1112; TEA1112A

TEA1112T; TEA1112AT

IC storage temperature

operating ambient temperature

RSLPE = 20 Ω; see

Figs 12 and 13

Tamb = 75 °C;

see Figs 12 and 13

MIN.

MAX.

VEE − 0.4 12

VEE − 0.4 13.2

UNIT

V

V

VEE − 0.4 VLN + 0.4 V

VEE − 0.4 VCC + 0.4 V

−

140

mA

−

625

mW

−

416

mW

−40

+125

°C

−25

+75

°C

THERMAL CHARACTERISTICS

SYMBOL

PARAMETER

Rth j-a

thermal resistance from junction to ambient in free air (TEA1112; TEA1112A)

thermal resistance from junction to ambient in free air mounted on epoxy board

40.1 × 19.1 × 1.5 mm (TEA1112T; TEA1112AT)

1997 Mar 26

10

VALUE

80

130

UNIT

K/W

K/W

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