LX5255CPW Ver la hoja de datos (PDF) - Microsemi Corporation

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componentes Descripción

Fabricante

LX5255CPW

9-Line LVD SCSI Terminator

Microsemi Corporation 

LX5255

TM

®

9-Line LVD SCSI Terminator

PRODUCTION DATA SHEET

ELECTRICAL CHARACTERISTICS

Unless otherwise specified, the following specifications apply over the operating ambient temperature 0°C ≤ TA ≤ 70°C, VTerm = 3.3V,

and DISCONNECT = 0V.

Parameter

` LVD Terminator Section

Symbol

Test Conditions

LX5255

Units

Min Typ Max

VTerm Supply Current

ICC

All term lines open

DISCONNECT > 2.0V

30

35

mA

5

20

µA

Common Mode Voltage

VCM

1.125 1.25 1.375 V

Offset Voltage (Note 1)

VOS

Open circuit between (-) and (+) terminals

100 112 125 mV

Differential Terminator Impedance

ZD

VOUT Differential = -1V to +1V

100

105 110

Ω

Common Mode Impedance

ZCM

0.5V to 2V

110

150 190

Ω

Output Capacitance (Note 2)

CO

DISCONNECT > 2.0V

3

pF

Mode Change Delay

` DIFSENS Section

tDF

DIFSENS = 1.4V to 0V

100 115 300 ms

DIFSENS Output Voltage

DIFSENS Output Source Current

DIFSENS Sink Current

` Disconnect Section

VDIFF

IDIFF

ISINK(DIFF)

DIFSENS = 0V

VTERM = 2.75V

1.2

1.3

1.4

V

5

15

mA

20

200 µA

Disconnect Threshold

VTH

0.8

2.0

V

Input Current

IIH

DISCONNECT = 0V

10

µA

Note 1: Open Circuit failsafe voltage.

Note 2: Guaranteed by design.

Copyright © 2000

Rev. 1.1, 2006-02-27

Microsemi

Integrated Products Division

11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570

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