VITESSE

SEMICONDUCTOR CORPORATION

®

Advance Product Information

VSC7182

Quad Transceiver

for Gigabit Ethernet and Fibre Channel

G52307-0, Rev 2.2

Page 9

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

DC Characteristics

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

Parameters

Description

Min.

Typ

Max.

Units

Conditions

TTL Outputs

TTL output HIGH voltage

2.4

—

—

V

TTL output LOW voltage

—

—

0.5

V

TTL output Leakage current

—

—

50

µA

When set to high-impedance

state through JTAG.

TTL Inputs

TTL input HIGH voltage

2.0

—

5.5

V

5V tolerant inputs

TTL input LOW voltage

0

—

0.8

V

TTL input HIGH current

—

50

500

µA

TTL input LOW current

—

—

-500

µA

PECL Input (RFC+/RFC-)

PECL input HIGH voltage

1.1

—

0.7

V

PECL input LOW voltage

2.0

—

1.5

V

PECL input HIGH current

—

—

200

µA

PECL input LOW current

- 50

—

—

µA

∆V

IN

PECL input differential peak-to-

peak voltage swing

400

—

—

mV

High Speed Outputs

OUT75

(1)

TX output differential peak-

to-peak voltage swing

1200

—

2200

mVp-

p

75

(TX+) - (TX-)

OUT50

(1)

TX output differential peak-

to-peak voltage swing

1000

—

2200

mVp-

p

50

(TX+) - (TX-)

High-Speed Inputs

∆V

IN

(1)

PECL differential peak-to-peak

input voltage swing

200

—

2600

mV

SI+ - SI-

Miscellaneous

Power supply voltage

3.14

—

3.47

V

3.3V + 5%

Power dissipation

—

2.2

2.67

W

Maximum at 3.47V, outputs

open, 25

o

C, 136MHz Clk,

PRBS 2

Supply current (all supplies)

—

—

770

mA

—

100

—

mA