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XEISDNS

ISDN Terminal Adapter Module with S/T Interface and Channel Bonding

Xecom 

Electrical Specifications

ABSOLUTE MAXIMUM RATINGS

Parameter

Supply Voltage VCC (+5V)

DC input voltage (TTL inputs)

Storage Temperature Range

Lead Temperature (soldering, 2 sec/wave)

Maximum Value

+6.5 Volts

-0.6 Volts to +6.5 Volts

-25C to +85C

+260C

Operating Temperature Range

0 to 70C

* Exceeding these values may result in permanent damage to the device

POWER SUPPLY CHARACTERISTICS (Ta = +70C)

Symbol Parameter

Min

Typ Max

Vcc

Supply Voltage

4.75

5.0 5.25

Icc

Vcc Supply Current

200

Unit

Volts

mA

Notes

I/O Characteristics

ISDN S/T - INTERFACE

Parameter

Line interface (with recommended components)

ISDN Switch Compatibility

B Channel Protocols

Specification

ISDN Basic Rate Interface, ETS 300 012 compliant, “S/T “

reference point

ETSI (Euro ISDN)

Clear Channel, V.110, V.120, PPP, Multi-link PPP, Async in-

verse multiplexing, BONDING

RS-232-TTL Interface

Parameter

Symbol

Input High Voltage

Input Low Voltage

Input Leakage Current

Output High Voltage

Output Low Voltage

V sub IH

V sub IL

I sub IL

V sub OH

Vsub OL

Min

Typ

Max

2.0

5.0

-0.3

0.8

20

3.875

0.5

Unit

Volts

Volts

MA

Volts

Volts

Notes

Vcc = 5 Volts

Vcc = 5 Volts

Recommended ISDN Line Transformer List

Component Part Number

Supplier

Transformer APC14103* (in Ref. Design,

APC

page 7) APC15103, APC8866D

Transformer

Transformer

Transformer

PE64998, PE65498

Pulse Engineering

EO1170, E01167, E01171 (SMD) Secre Composants

FE2150

FEE, S.A.

Phone Number

44-1634-290-588

201-368-1750

408-578-7156

619-674-8100

331-44-89-48-00

331-84-35-04-04

Location

U.K.

U.S.A.

U.S.A.

U.S.A.

France

France

XECOM

(5)

XEISDNS

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