VSC8151 查看數據表（PDF） - Vitesse Semiconductor

零件编号

产品描述 (功能)

生产厂家

VSC8151

2.488Gb/s SONET/SDH STS-48/STM-16 Section Terminator

Vitesse Semiconductor 

VITESSE

SEMICONDUCTOR CORPORATION

2.488Gb/s SONET/SDH

STS-48/STM-16 Section Terminator

Advance Product Information

VSC8151

DC Characteristics

Table 16: High-Speed Differential Inputs and Outputs (HSPECL)

Parameter

Description

Min Typ

Data Output differential

VODATA

voltage

550

—

(Peak to Peak, Single-ended)

Clock Output differential

VOCLK

voltage

450

—

(Peak to Peak, Single-ended)

VOCM

RO

Output common-mode

voltage

Output Impedance

2100

—

40

—

VID

Input differential voltage

450

—

Table 17: Low-Speed Parallel LVPECL Inputs and Outputs

Max

1200

1200

3000

60

—

Units

mV

mV

mV

ohms

mV

Conditions

Load = 100 Ohms

across TXSOUT+/– at

load

Load = 100 Ohms

across TXCLKOUT+/–

at load

Load = 100 Ohms

across diff pair

Guaranteed, not tested.

AC Coupled, internally

biased to VTTL/2

Parameter

VOH

VOL

VIH

VIL

IIH

IIL

Description

Output HIGH voltage

Output LOW voltage

Input HIGH voltage

Input LOW voltage

Input HIGH current

Input LOW current

Min

Typ

VTTL-1020

—

VTTL-2000

—

VTTL-1165

—

VTTL-2000

—

—

—

-50

—

Note: (1) External Reference (VREF) = VTTL -1.32V ± 25mV.

(2) Load = 50Ω to VTTL -2.0V.

(3) External VREF current is 50µA per Input.

Table 18: TTL Inputs and Outputs

Max

VTTL-700

VTTL-1620

VTTL-700

VTTL-1475

200

—

Units

mV

mV

mV

mV

µA

µA

Conditions

—

—

—

—

VIN = VIH (max)

VIN = VIL (min)

Parameter

Description

Min Typ

Max

VOH

VOL

VIH

VIL

IIH

IIL

Output HIGH voltage

Output LOW voltage

Input HIGH voltage

Input LOW voltage

Input HIGH current

Input LOW current

2.4

—

—

0

—

0.4

2.0

—

VTTL + 1.0V

0

—

0.8

-

—

500

-50

—

—

Table 19: Power Supply Currents (+2V/+3.3V Supplies, Outputs Open)

Units

V

V

V

V

µA

µA

Conditions

IOH = -8mA

IOL = 8mA

—

—

VIN = 2.4V

VIN = 0.4V

Parameter

ITTL

IMM

PD

Description

Power supply current from VTTL

Power supply current from VMM

Power dissipation

(Max)

380

1100

3.6

Units

mA

mA

W

Page 20

© VITESSE SEMICONDUCTOR CORPORATION

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

G52225-0, Rev. 2.9

12/1/99

Share Link: