Philips Semiconductors

Product specification

PDIUSBD11

USB device with serial interface

1999 Jul 22

13

AC CHARACTERISTICS (AI/O pins, FULL speed)

SYMBOL

PARAMETER

TEST CONDITIONS

MIN

MAX

UNIT

Driver characteristics

Transition Time:

Rise time

Between 10% and 90%

4

20

ns

Fall time

Between 10% and 90%

4

20

ns

Rise/fall time matching

90

110

%

Output signal crossover voltage

1.3

2.0

V

Driver Timings

Source EOP width

Figure 1

160

175

ns

Differential data to EOP transition skew

Figure 1

–2

5

ns

Receiver Timings

Receiver Data Jitter Tolerance

To next transition

Characterized and not tested.

Gt

d b d

i

–18.5

18.5

ns

For paired transitions

Guaranteed by design.

–9

9

ns

EOP Width at Receiver

Must reject as EOP

Figure 1

40

ns

Must accept

82

ns

SV00837

DIFFERENTIAL

DATA LINES

CROSSOVER POINT

CROSSOVER POINT

EXTENDED

DIFFERENTIAL DATA TO

SEO/EOP SKEW

Figure 1. Differential data to EOP transition skew and EOP width