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VSC7182

Quad Transceiver for Gigabit Ethernet and Fibre Channel

Vitesse Semiconductor 

® VITESSE

SEMICONDUCTOR CORPORATION

Advance Product Information

VSC7182

Quad Transceiver

for Gigabit Ethernet and Fibre Channel

DC Characteristics

Parameters

Description

Min. Typ Max. Units

Conditions

TTL Outputs

VOH

TTL output HIGH voltage

VOL

TTL output LOW voltage

IOZ

TTL output Leakage current

2.4

—

—

V IOH = -1.0mA

—

—

0.5

V IOL = +1.0mA

—

—

50

µA

When set to high-impedance

state through JTAG.

TTL Inputs

VIH

TTL input HIGH voltage

VIL

TTL input LOW voltage

IIH

TTL input HIGH current

IIL

TTL input LOW current

PECL Input (RFC+/RFC-)

2.0

—

5.5

V 5V tolerant inputs

0

—

0.8

V

—

50

500

µA VIN = 2.4V

—

—

-500

µA VIN = 0.5V

VIH

PECL input HIGH voltage

VDD -

1.1

—

VDD -

0.7

V

VIL

PECL input LOW voltage

VDD -

2.0

—

VDD -

1.5

V

IIH

IIL

∆VIN

PECL input HIGH current

—

—

200

µA

VIN = VIH(MAX)

PECL input LOW current

- 50 —

—

µA

VIN = VIL(MIN)

PECL input differential peak-to-

peak voltage swing

400

—

—

mV VIH(MIN) - VIL(MAX)

High Speed Outputs

∆VOUT75(1)

TX output differential peak-

to-peak voltage swing

1200

—

2200

mVp- 75Ω to VDD – 2.0 V

p (TX+) - (TX-)

∆VOUT50(1)

TX output differential peak-

to-peak voltage swing

1000

—

2200

mVp- 50Ω to VDD – 2.0 V

p (TX+) - (TX-)

High-Speed Inputs

∆VIN(1)

PECL differential peak-to-peak

input voltage swing

200

— 2600 mV SI+ - SI-

Miscellaneous

VDD

Power supply voltage

3.14

—

3.47

V 3.3V + 5%

PD

Power dissipation

IDD

Supply current (all supplies)

—

2.2

2.67

W Maximum at 3.47V, outputs

open, 25oC, 136MHz Clk,

—

—

770

mA PRBS 27-1 parallel input pattern

IDDA

Supply current on VDDA

—

100

—

mA

NOTE: (1) Refer to Application Note, AN-37, for differential measurement techniques.

G52307-0, Rev 2.2

10/10/00

© VITESSE SEMICONDUCTOR CORPORATION • 741 Calle Plano • Camarillo, CA 93012

Tel: (800) VITESSE • FAX: (805) 987-5896 • Email: prodinfo@vitesse.com

Internet: www.vitesse.com

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