VSC7185TW 查看數據表（PDF） - Vitesse Semiconductor

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VSC7185TW

Quad Transceiver for Gigabit Ethernet and Fibre Channel

Vitesse Semiconductor 

VITESSE

SEMICONDUCTOR CORPORATION

Preliminary Data Sheet

VSC7185

Quad Transceiver for

Gigabit Ethernet and Fibre Channel

Table 5: DC Characteristics

Parameters

Description

Min.

Typ

Max.

SSTL-2 Inputs

VRFT

SSTL-2 input reference voltage

VIH

SSTL-2 input HIGH voltage

VIL

SSTL-2 input LOW voltage

SSTL-2 Outputs

VRFR SSTL-2 output reference voltage

VOH

VOL

TTL Inputs

SSTL-2 output HIGH voltage

SSTL-2 output LOW voltage

VIH

TTL input HIGH voltage

VIL

TTL input LOW voltage

IIH

TTL input HIGH current

IIL

TTL input LOW current

TTL Outputs

VOH

TTL output HIGH voltage

VOL

TTL output LOW voltage

PECL Inputs (RFC+/RFC–)

VIH

VIL

IIH

IIL

∆VIN

PECL input HIGH voltage

PECL input LOW voltage

PECL input HIGH current

PECL input LOW current

PECL input differential peak-to-

peak voltage swing

High-Speed Outputs

∆VOUT75(1)

TX Output differential peak-to-

peak voltage swing

∆VOUT50(1)

TX Output differential peak-to-

peak voltage swing

High-Speed Inputs

∆VIN(1)

PECL differential peak-to-peak

input voltage swing

Miscellaneous

1.15

VRFT + 0.18

–0.30

1.15

VRFR + 0.35

GND

2.0

0

—

—

2.4

—

VCC – 1.1

VCC – 2.0

—

–50

400

1200

1000

200

1.25

1.35

— VCC + 0.30

—

VRFT–0.18

1.25

1.35

—

2.70

— VRFR– 0.35

—

5.5

—

0.8

50

500

—

–500

—

—

—

0.5

—

VCC – 0.7

—

VCC – 1.5

—

200

—

—

—

—

—

2200

—

2200

—

2600

VCC

Power supply voltage

PD

Power dissipation

3.14

—

3.47

—

—

2.7

IDD

Supply current (all supplies)

—

—

779

IDDA

Supply current on VCCA

—

100

—

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

Units

V

V

V

V

V

V

V

V

µA

µA

V

V

V

V

µA

µA

mV

mV

p-p

mV

p-p

mV

V

W

mA

mA

Conditions

Min: 50Ω to VRFR

Max: 50Ω to VRFR

5V Tolerant Inputs

VIN = 2.4V

VIN = 0.5V

IOH = –1.0ma

IOL = +1.0ma

VIN =VIH(MAX)

VIN =VIL(MIN)

VIH(MIN) – VIL(MAX)

75Ω to VCC – 2.0 V

(TX+) – (TX–)

50Ω to VCC – 2.0 V

(TX+) – (TX–)

SIi+ – SIi–

3.3V +5%

VDD = 3.47V, Freq =

1.36Gb/s, outputs open,

temp = 100°C case

G52324-0, Rev. 3.0

8/28/00

© VITESSE SEMICONDUCTOR CORPORATION

741 Calle Plano, Camarillo, CA 93012 • 805/388-3700 • FAX: 805/987-5896

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