VSC7173XYI/G24 Ver la hoja de datos (PDF) - Maxim Integrated

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VSC7173XYI/G24

Enhanced 2:1 Port Selector and 1:2 Port Multiplier for Serial ATA and Serial Attached SCSI

Maxim Integrated 

VSC7173

Data Sheet

ELECTRICAL SPECIFICATIONS

DC Characteristics

Specifications are guaranteed over the recommended operating conditions listed in Table 11.

Table 6. LVTTL Inputs and Outputs

Symbol

VOH

VOL

VIH

VIL

II

Parameter

Output HIGH voltage

Output LOW voltage

Input HIGH voltage

Input LOW voltage

Input current (includes a weak pull-up

resistor)

Minimum

2.0

0.0

2.0

0.0

–200

Typical

2.2

0.2

Maximum

VDD

0.4

VDD

0.8

+50

Unit

V

V

V

V

µA

Condition

IOH = –4 mA

IOL = 4 mA

0V < VIL < 2.4 V

Table 7. High-Speed Inputs and Outputs

Symbol

VTH

VOCM

VICM

ZIN

Parameter

Input threshold voltage for OOB

detection

High-speed output common-mode

voltage

Minimum

Typical

200

Maximum

2.0

1.7

High-speed input common-mode voltage

1.5

Differential input impedance

85

100

115

Unit Condition

mV See Table 5 on page 7.

V Normal Swing mode.

100 Ω termination

between true and

complement outputs.

V High Swing mode.

100 Ω termination

between true and

complement outputs.

V

Ω

Table 8. Power Supply Requirements

Symbol

VDD

IDD

PD

Parameter

Power supply voltage

Power supply current (total on all supply

pins)

Total power dissipation

Minimum

3.0

Typical

3.3

150

200

540

720

Maximum

3.6

170

235

625

850

Unit Condition

V ±10% on all supplies

mA Normal Swing mode

mA High Swing mode

mW Normal Swing mode

mW High Swing mode

Revision 4.1

May 23, 2005

8 of 17

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