Datasheet

PCA9555_8 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 08 — 22 October 2009 32 of 34
NXP Semiconductors
PCA9555
16-bit I
2
C-bus and SMBus I/O port with interrupt
18. Revision history
Table 20. Revision history
Document ID Release date Data sheet status Change notice Supersedes
PCA9555_8 20091022 Product data sheet - PCA9555_7
Modifications:
• Table 2 “Ordering options”, Topside mark for TSSOP24 package, PCA9555PW, is changed from
“PCA9555PW” to “PCA9555”
• Figure 13 “Read Input port register, scenario 1” modified
• Figure 14 “Read Input port register, scenario 2” modified
• Table 14 “Static characteristics”, Table note [1] modified (added phrase “for at least 5 µs”)
• updated soldering information
PCA9555_7 20070605 Product data sheet - PCA9555_6
PCA9555_6 20060825 Product data sheet - PCA9555_5
PCA9555_5
(9397 750 14125)
20040930 Product data sheet - PCA9555_4
PCA9555_4
(9397 750 13271)
20040727 Product data sheet - PCA9555_3
PCA9555_3
(9397 750 10164)
20020726 Product data 853-2252 28672 of
2002 July 26
PCA9555_2
PCA9555_2
(9397 750 09818)
20020513 Product data - PCA9555_1
PCA9555_1
(9397 750 08343)
20010507 Product data - -