XRT91L32IQ-F View Datasheet(PDF) - Exar Corporation

Part Name

Description

MFG CO.

XRT91L32IQ-F

STS-12/STM-4 OR STS-3/STM-1 SONET/SDH TRANSCEIVER

Exar Corporation 

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xr

REV. 1.0.2

XRT91L32

STS-12/STM-4 OR STS-3/STM-1 SONET/SDH TRANSCEIVER

LVPECL AND LVTTL LOGIC SIGNAL DC ELECTRICAL CHARACTERISTICS

Test Conditions: TA = 25°C, VDD = 3.3V + 5% unless otherwise specified

SYMBOL

TYPE

PARAMETER

MIN

TYP

VOH LVPECL Output High Voltage

VOL LVPECL Output Low Voltage

0.7

VOCOMM LVPECL Output Common Mode Voltage

1.1

VODIFF LVPECL Output Differential Voltage

600

VIH LVPECL Input High Voltage

VIL

LVPECL Input Low Voltage

VDDLVPECL

- 0.9

0

VIDIFF LVPECL Input PECL Differential Voltage

400

VICOMM LVPECL Input PECL Common Mode

Voltage

1.5 - ΔVIN/2

VOH

LVTTL Output High Voltage

VOL

LVTTL Output Low Voltage

VIH

LVTTL Input High Voltage

VIL

LVTTL Input Low Voltage

IIH

LVTTL Input High Current

2.0

0

2.0

0

50

IIL

LVTTL Input Low Current

MAX

UNITS

VDDLVPECL V

- 0.9

V

CONDITIONS

VDDLVPECL V

- 1.3

1300

mV Terminate with

50Ω to

VDDLVPECL- 2.0

VDDLVPECL V

- 0.3

For

Single-Ended

VDDLVPECL V

- 1.72

For

Single-Ended

1600

mV

VDDLVPECL V

-1.0 -ΔVIN/2

V

0.8

V

V

IOH = -1.0mA

IOH = 1.0mA

0.8

V

500

-500

μA 2.0V<VIN<5.5V

VIN=2.4V typical

μA -0.5V<VIN<0.8V

33

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