PCA9557
NXP Semiconductors
8-bit I2C-bus and SMBus I/O port with reset
17. Abbreviations
Table 14. Abbreviations
Acronym
CBT
Description
Cross Bar Technology
Charged-Device Model
CDM
CMOS
ESD
Complementary Metal-Oxide Semiconductor
ElectroStatic Discharge
Human Body Model
HBM
I2C-bus
I/O
Inter-Integrated Circuit bus
Input/Output
LED
Light-Emitting Diode
MM
Machine Model
PCB
Printed-Circuit Board
Power-On Reset
POR
SMBus
System Management Bus
18. Revision history
Table 15. Revision history
Document ID
PCA9557 v.7
Modifications:
Release date
Data sheet status
Change notice
Supersedes
20131210
Product data sheet
-
PCA9557 v.6
• Section 2 “Features and benefits”, 17th bullet item: deleted phrase “150 V MM per JESD22-A115”
• Table 1 “Ordering information”: added column ‘Topside marking’ (moved from Table 2)
• Table 2 “Ordering options”:
–
deleted column ‘Topside mark’ (moved to Table 1)
–
added columns ‘Orderable part number’, ‘Package’, ‘Packing method’ and ‘Minimum order
quantity’
• Table 10 “Static characteristics”, sub-section “Input SCL; input/output SDA”:
OL: added “VDD = 2.3 V” to Conditions
• Table 10 “Static characteristics”, sub-section “I/Os”:
OL: added “VOL = 0.55 V; VDD = 2.3 V” to Conditions
–
I
–
I
• Table 11 “Dynamic characteristics”, tVD;DAT: Unit corrected from “ms” to “s” (this is a correction to
documentation only, no change to device)
• Added Section 16 “Soldering: PCB footprints”
PCA9557 v.6
PCA9557 v.5
20080611
20070912
20041124
Product data sheet
Product data sheet
Product data sheet
-
-
-
PCA9557 v.5
PCA9557 v.4
PCA9557 v.3
PCA9557 v.4
(9397 750 13336)
PCA9557 v.3
(9397 750 10872)
20021213
20020513
20011212
Product data
Product data
Product data
ECN 853-2308 29160
of 06 Nov 2002
PCA9557 v.2
PCA9557 v.1
-
PCA9557 v.2
(9397 750 09819)
ECN 853-2308 28188
of 13 May 2002
PCA9557 v.1
ECN 853-2308 27449
of 12 Dec 2001
PCA9557
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2013. All rights reserved.
Product data sheet
Rev. 7 — 10 December 2013
27 of 30
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