PCAL9538ABSHP Overview
Easily transportable packaging in Tape and Reel-shape. The temperature should be regulated to -40 to 85 °C for reliable operation. The device in Interface ICs is self-contained. As far as the pin count is concerned, it has a count of 16.
PCAL9538ABSHP Features
Interface ICs subcategory

PCAL9538ABSHP Applications
There are a lot of NXP USA Inc.
PCAL9538ABSHP Controllers Interface ICs applications.

Notebook Docking stations
LAN Servers
PC Motherboards
0 to 10V Dimming Luminaires
Dimmable LED Power Supply
Dimming Control Devices
Commercial LED Lighting
Smart LED Lighting
Portable Appliances
Battery-Operated Devices

Mounting Style	SMD/SMT
Supplier Package	HVQFN
Category	Low-Voltage 8-Bit I2C-Bus and SMBus Low Power I/O Port with Interrupt Reset and Agile I/O
Mounting	Surface Mount
Package Type	HVQFN EP
Operating Temp Range	-40C to 85C
Number of I/Os (Max)	8
Manual Reset	Yes
Interface Type	I2C/SMBUS
Maximum Sink Current Per Bit	50
Maximum Source Current Per Bit	25
Number of Addresses	4
Operating Supply Voltage (Max)	5.5(V)
Operating Supply Voltage (Min)	1.65(V)
Number of I/Os	8 I/O
Maximum Operating Temperature	+ 85 C
Minimum Operating Temperature	- 40 C
Manufacturer	NXP
Brand	NXP Semiconductors
RoHS	Details
Operating Temperature	-40 to 85 °C
Packaging	Tape and Reel
Type	Low-Voltage 8-Bit I2C-Bus and SMBus Low Power I/O Port with Interrupt Reset and Agile I/O
Subcategory	Interface ICs
Pin Count	16
Output Type	Open Drain
Product Type	I/O Expanders
Screening Level	Industrial
ESD Protection	2 kV
Interrupt Output	YES
Product Category	Interface - I/O Expanders