USB3250 datasheet(13/48 Pages) SMSC

13 / 48 page

USB2.0 PHY IC

Datasheet

SMSC GT3200, SMSC USB3250

Revision 1.5 (03-24-06)

DATASHEET

Chapter 5 Limiting Values

Note: In accordance with the Absolute Maximum Rating System (IEC 60134

Table 5.1 Absolute Maximum Ratings

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

1.8V Supply Voltage

(VDD1.8 and VDDA1.8)

VDD1.8

-0.5

TBD

3.3V Supply Voltage

(VDD3.3 and VDDA3.3)

VDD3.3

-0.5

4.6

Input Voltage

-0.5

4.6

Storage Temperature

TSTG

-40

+125

[1] Equivalent to discharging a 100pF capacitor via a 1.5k

Ω resistor (HBM).

Table 5.2 Recommended Operating Conditions

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

1.8V Supply Voltage

(VDD1.8 and VDDA1.8)

VDD1.8

1.6

1.8

2.0

3.3V Supply Voltage

(VDD3.3 and VDDA3.3)

VDD3.3

3.0

3.3

3.6

Input Voltage on Digital Pins

0.0

VDD3.3

Input Voltage on Analog I/O

Pins (DP, DM)

VI(I/O)

0.0

VDD3.3

Ambient Temperature

-40

+85

Table 5.3 Recommended External Clock Conditions

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

System Clock Frequency

XO driven by the

external clock; and no

connection at XI

(+/- 100ppm)

MHz

System Clock Duty Cycle

XO driven by the

external clock; and no

connection at XI

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