PCA9555D datasheet(21/22 Pages) PHILIPS

21 / 22 page

Philips Semiconductors

Product data sheet

PCA9555

16-bit I2C and SMBus I/O port with interrupt

2004 Sep 30

REVISION HISTORY

Rev

Date

Description

20040930

Product data sheet (9397 750 14125). Supersedes data of 2004 Jul 27 (9397 750 13271).

Modifications:

• Section “Registers 0 and 1—Input Port Registers” on page 6: add register bit table and second paragraph.

• Figure 11 on page 11: resistor values modified

• “DC Characteristics” table on page 13:

– sub-section “I/Os”:

change VIL (max) from 0.8 V to 0.3VDD

change VIH (min) from 2.0 V to 0.7VDD

– sub-section “Select inputs A0, A1, A2:

change VIL (max) from 0.8 V to 0.3VDD

change VIH (min) from 2.0 V to 0.7VDD

– Add (new) Note 1

– Note 2 re-written.

20040727

Product data (9397 750 13271). Supersedes data of 2002 Jul 26 (9397 750 10164).

20020726

Product data (9397 750 10164). ECN 853-2252 28672 of 26 July 2002.

Supersedes data of 2002 May 13 (9397 750 09818).

20020513

Product data (9397 750 09818).

20010507

Product data (9397 750 08343).

PCA9555D Datasheet(PDF) 21 Page - NXP Semiconductors