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VSC7173

Data Sheet

Revision 4.1

May 23, 2005

Confidential

DC Characteristics

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

Table 6. LVTTL Inputs and Outputs

Symbol

Parameter

Minimum

Typical

Maximum

Unit

Condition

Output HIGH voltage

2.0

2.2

Output LOW voltage

0.0

0.2

0.4

V

Input HIGH voltage

2.0

V

Input LOW voltage

0.0

0.8

V

Input current (includes a weak pull-up

resistor)

–200

+50

Table 7. High-Speed Inputs and Outputs

Symbol

Parameter

Minimum

Typical

Maximum

Unit

Condition

Input threshold voltage for OOB

detection

200

mV

See Table 5 on page 7.

High-speed output common-mode

voltage

2.0

V

Normal Swing mode.

100

Ω termination

between true and

complement outputs.

1.7

V

High Swing mode.

100

Ω termination

between true and

complement outputs.

High-speed input common-mode voltage

1.5

V

Differential input impedance

85

100

115

Ω

Table 8. Power Supply Requirements

Symbol

Parameter

Minimum

Typical

Maximum

Unit

Condition

Power supply voltage

3.0

3.3

3.6

V

±10% on all supplies

Power supply current (total on all supply

pins)

150

170

mA

Normal Swing mode

200

235

mA

High Swing mode

Total power dissipation

540

625

mW

Normal Swing mode

720

850

mW

High Swing mode