Datasheet
PCAL6408A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 3 — 18 September 2013 46 of 49
NXP Semiconductors
PCAL6408A
Low-voltage translating, 8-bit I
2
C-bus/SMBus I/O expander
19. Abbreviations
20. Revision history
Table 29. Abbreviations
Acronym Description
ESD ElectroStatic Discharge
FET Field-Effect Transistor
GPIO General-Purpose Input/Output
I
2
C-bus Inter-Integrated Circuit bus
I/O Input/Output
LED Light-Emitting Diode
LSB Least Significant Bit
MSB Most Significant Bit
PCB Printed-Circuit Board
POR Power-On Reset
SMBus System Management Bus
Table 30. Revision history
Document ID Release date Data sheet status Change notice Supersedes
PCAL6408A v.3 20130918 Product data sheet - PCAL6408A v.2
Modifications:
• Section 2 “Features and benefits”, 17th bullet item: added “XFBGA16”
• Table 1 “Ordering information”: added Type number PCAL6408AEX
• Table 2 “Ordering options”: added Type number PCAL6408AEX
• Added (new) Figure 5 “Pin configuration for 1.6 mm 1.6 mm XFBGA16”
• Added (new) Figure 6 “Ball mapping for 1.6 mm 1.6 mm XFBGA16”
• Table 3 “Pin description”: added column “XFBGA16”
• Table 6 “Command byte”, register “Output port configuration”:
– Pointer register bits corrected from “0100 0111” to “0100 1111” (correction to documentation,
no functional change to device)
– Command byte corrected from “47h” to “4Fh” (correction to documentation, no functional
change to device)
• Section 7.4.11 “Output port configuration register (4Fh)”:
– register number corrected from “47h” to “4Fh” in Section title (correction to documentation,
no functional change to device)
– first paragraph, third sentence: register number corrected from “(47h)” to “(4Fh)” (correction
to documentation, no functional change to device)
– register number corrected from “47h” to “4Fh” in title of Table 18
(correction to
documentation, no functional change to device)
• Added (new) Figure 38 “Package outline SOT1354-1 (XFBGA16)”
PCAL6408A v.2 20121206 Product data sheet - PCAL6408A v.1
PCAL6408A v.1 20120906 Product data sheet - -