PCA9555RGER Overview
It features 16 I/Os.24-VFQFN Exposed Pad comes in a package with the device.The case comes in the form of a Tape & Reel (TR).In this case, the vote is supplied within the range of 2.3V~5.5V.It is recommended that you mount it in a Surface Mount-position.As long as the operating temperature ranges -40°C~85°C, the device works.In terms of performance, its output frequency is 400kHz.I would say that it has 24 terminations as a whole.There are a total of 24 pins on the part.A voltage is provided at 3V by the device.To run 260, the peak reflow temperature is taken into account.There are a total of four 2 ports on the device.It is possible to search for parts related to the CA9555 family based on the part number.As a result of the use of this device, POR can also be founded.An IC chip has 16 bits in total.There are 24 pins on the device.An output 2 is available.
PCA9555RGER Features

PCA9555RGER Applications
There are a lot of Texas Instruments
PCA9555RGER I/O Expanders applications.

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
TD-SCDMA
CDMA2000

Lifecycle Status	ACTIVE (Last Updated: 2 days ago)
Factory Lead Time	6 Weeks
Contact Plating	Gold
Mounting Type	Surface Mount
Package / Case	24-VFQFN Exposed Pad
Surface Mount	YES
Number of Pins	24
Weight	45.387587mg
Operating Temperature	-40°C~85°C
Packaging	Tape & Reel (TR)
JESD-609 Code	e4
Feature	POR
Pbfree Code	yes
Part Status	Active
Moisture Sensitivity Level (MSL)	2 (1 Year)
Number of Terminations	24
ECCN Code	EAR99
Voltage - Supply	2.3V~5.5V
Terminal Position	QUAD
Peak Reflow Temperature (Cel)	260
Supply Voltage	3V
Terminal Pitch	0.5mm
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	1mm
Length	4mm
Width	4mm
Thickness	880μm
REACH SVHC	No SVHC
Radiation Hardening	No
RoHS Status	ROHS3 Compliant
Lead Free	Lead Free