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XE0002B

DAA with 2/4 Wire Hybrid

Unspecified 

XECOM

XE0002B

DAA with 2/4 Wire Hybrid

Description

The XE0002B Data Access Arrangement provides a

'direct connect' telephone line interface. It complies

with FCC Part 68 hazardous voltage, surge and leakage

current specifications. This component may be used as

the direct connect telephone line interface for virtually

any application in which voice or data is to be

transmitted over the public switched telephone network.

The XE0002B provides high voltage isolation,

independent on/off hook control, ring detection circuitry

and a 2 to 4 wire converter hybrid for use in modem

applications. It operated from ±5 volt power supplies

and occupies 1.25 square inches of board space.

Features

• Small Size - 1.25" x 1.0" x 0.5"

• FCC Part 68 Compliant

• Ring Detection

• 2 to 4 Wire Converter

• 1500 Volt Isolation

• 800 Volt Surge Protection

• Hookswitch Control

PIN CONFIGURATION

VDD 1 •

20 TIP

Vcc 2

RI 3

RCVR 4

17 RING

XMIT 5 (Top View)

XMFR 6

T1 7

14 N/C

OH 8

13 N/C

GND 9

12 N/C

T2 10

11 N/C

CAUTION

PINS 17 & 20 HAVE 1500V ISOLATION FROM THE REST OF

THE CIRCUITRY. THIS ISOLATION SHOULD BE

PRESERVED THROUGHOUT THE SYSTEM

Block Diagram

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