USB3250 datasheet(17/48 Pages) SMSC

17 / 48 page

USB2.0 PHY IC

Datasheet

SMSC GT3200, SMSC USB3250

Revision 1.5 (03-24-06)

DATASHEET

HS OUTPUT DRIVER TIMING

Differential Rise Time

THSR

500

Differential Fall Time

THSF

500

Driver Waveform

Requirements

Eye pattern of Template

1 in USB2.0 specification

See

Figure

6.2

HIGH SPEED MODE TIMING

Receiver Waveform

Requirements

Eye pattern of Template

4 in USB2.0 specification

See

Figure

6.2

Data Source Jitter and

Receiver Jitter Tolerance

Eye pattern of Template

4 in USB2.0 specification

See

Figure

6.2

Table 6.5 Dynamic Characteristics: Digital UTMI Pins

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

UTMI TIMING

RXDATA[7:0]

TPD

Propagation delay from

CLKOUT to signal

CL = 10pF

RXVALID

RXACTIVE

RXERROR

LINESTATE[1:0]

TXREADY

TXDATA[7:0]

TSU

Setup time from signal to

CLKOUT

4ns

TXVALID

OPMODE[1:0]

XCVRSELECT

TERMSELECT

SUSPENDN

TXDATA[7:0]

Hold time from CLKOUT

to signal

0ns

TXVALID

OPMODE[1:0]

XCVRSELECT

TERMSELECT

SUSPENDN

(VDD1.8 =1.6 to 2.0V; VDD3.3 =3.0 to 3.6V; VSS = 0V; TA = -40 oC to +85oC; unless otherwise specified.)

Table 6.4 Dynamic Characteristics: Analog I/O Pins (DP/DM)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

(VDD1.8 =1.6 to 2.0V; VDD3.3 =3.0 to 3.6V; VSS = 0V; TA = -40 oC to +85oC; unless otherwise specified.)

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