5th Generation Hi-Speed USB Flash Media and CIR Controller with Integrated Card Power FETs

Datasheet

Revision 1.3 (07-12-05)

24

SMSC USB2231/USB2232

DATASHEET

Note 7.6

The assignment of each Integrated Card Power FET to a designated Card Connector is

controlled by both firmware and the specific board implementation. Firmware will default to

the settings listed in Table 9.1, “GPIO Usage,” on page 26

7.3

Capacitance

LIMITS

PARAMETER

SYMBOL

MIN

TYP

MAX

UNIT

TEST CONDITION

Clock Input Capacitance

20

pF

All pins except USB pins

(and pins under test tied to

AC ground)

Input Capacitance

10

pF

Output Capacitance

20

pF