PCA9541A All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 5 — 24 April 2014 42 of 45
NXP Semiconductors
PCA9541A
2-to-1 I
2
C-bus master selector with interrupt logic and reset
18. Abbreviations
19. Revision history
Table 21. Abbreviations
Acronym Description
AI Auto Increment
CDM Charged Device Model
DUT Device Under Test
EEPROM Electrically Erasable Programmable Read-Only Memory
ESD ElectroStatic Discharge
FRU Field Replaceable Unit
HBM Human Body Model
I
2
C-bus Inter-Integrated Circuit bus
IC Integrated Circuit
POR Power-On Reset
RC Resistor-Capacitor network
SMBus System Management Bus
Table 22. Revision history
Document ID Release date Data sheet status Change notice Supersedes
PCA9541A v.5 20140424 Product data sheet - PCA9541A v.4
Modifications:
• Table 1 “Ordering information”: added “Topside marking” column
• Added Section 4.1 “Ordering options”
• Deleted (old) Section 5, “Marking”
• Section 7.5 “Power-on reset”, first paragraph, third sentence corrected from “V
DD
must be lowered
below 0.2 V to reset the device” to “V
DD
must be lowered below 0.2 V for at least 5 s in order to
reset the device” (correction to documentation only; no change to device)
• Section 7.7 “Voltage translation”, second paragraph, fourth sentence: corrected
from “when the PCA9541A supply voltage is 3.5 V or lower”
to “when the PCA9541A supply voltage is 4.0 V or lower”
(correction to documentation only; no change to device)
• Table 15 “Limiting values”: added T
j(max)
limits
• Added Section 11 “Thermal characteristics”
• Table 17 “Static characteristics”, Table note [1]: inserted phrase “for at least 5 s in order”
• Added Section 17 “Soldering: PCB footprints”
PCA9541A v.4 20120824 Product data sheet - PCA9541A v.3
PCA9541A v.3 20090716 Product data sheet - PCA9541A v.2
PCA9541A v.2 20090604 Product data sheet - PCA9541A v.1
PCA9541A v.1 20090528 Objective data sheet - -
