PCA9555PWR Overview
It has 16 I/Os programmed.A 24-TSSOP (0.173, 4.40mm Width)-shaped packaging surrounds the device.There is a Tape & Reel (TR) case available for this product.In 2.3V~5.5V, it is provided as a votage.A Surface Mount mounting type is recommended.Working temperature range -40°C~85°C is required for the device.In order to achieve its performance, its output frequency must work at 400kHz.As a whole, it has terminations on the 24 axis.24 pins make up the part.At 3V, there is voltage provided by the device.It is used to run 260 using this part's peak reflow temperature.A total of four 2 ports are present on the device.The CA9555 family contains related parts that you can search for.POR can also be established with this device.In IC chips, 16 bits are present.A 24-pin is present on the device.Outputs are available in 2 format.
PCA9555PWR Features

PCA9555PWR Applications
There are a lot of Texas Instruments
PCA9555PWR I/O Expanders applications.

Common Mode Voltage Translation
Portable Instrumentation
Multiprotocol RFID Readers: EPC-GEN2, ISD and IPX
IDEN, PHS, GSM Basestations
Repeaters, Radio Links, and Modems
Wireless Telemetry
JTRS
802.11x Receivers
IDEN
PHS

Lifecycle Status	NRND (Last Updated: 4 days ago)
Contact Plating	Gold
Mounting Type	Surface Mount
Package / Case	24-TSSOP (0.173, 4.40mm Width)
Surface Mount	YES
Number of Pins	24
Weight	89.499445mg
Operating Temperature	-40°C~85°C
Packaging	Tape & Reel (TR)
JESD-609 Code	e4
Feature	POR
Pbfree Code	yes
Part Status	Not For New Designs
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Number of Terminations	24
ECCN Code	EAR99
Voltage - Supply	2.3V~5.5V
Terminal Position	DUAL
Terminal Form	GULL WING
Peak Reflow Temperature (Cel)	260
Supply Voltage	3V
Terminal Pitch	0.65mm
Base Part Number	CA9555
Pin Count	24
Number of Outputs	2
Output Type	Push-Pull
Interface	I2C, SMBus
Number of I/O	16
Number of Ports	2
Number of Bits	16
Clock Frequency	400kHz
Interrupt Output	Yes
Current - Output Source/Sink	10mA 25mA
Height	1.2mm
Length	7.8mm
Width	4.4mm
Thickness	1mm
REACH SVHC	No SVHC
Radiation Hardening	No
RoHS Status	ROHS3 Compliant
Lead Free	Lead Free