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PCA9555DBR

PCA9555DBR

PCA9555DBR

Texas Instruments

24 Termination 0.65mm Gold I/O Expander CA9555 24 Pin 3V 24-SSOP (0.209, 5.30mm Width)

SOT-23

PCA9555DBR Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Lifecycle Status ACTIVE (Last Updated: 4 days ago)
Factory Lead Time 6 Weeks
Contact PlatingGold
Mounting Type Surface Mount
Package / Case 24-SSOP (0.209, 5.30mm Width)
Surface MountYES
Number of Pins 24
Weight 172.39345mg
Operating Temperature-40°C~85°C
PackagingTape & Reel (TR)
JESD-609 Code e4
Feature POR
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 24
ECCN Code EAR99
Voltage - Supply 2.3V~5.5V
Terminal Position DUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 3V
Terminal Pitch0.65mm
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Base Part Number CA9555
Pin Count24
Number of Outputs 2
Qualification StatusNot Qualified
Output Type Push-Pull
Operating Supply Voltage5.5V
Interface I2C, SMBus
Number of I/O 16
Number of Ports2
Number of Bits 16
Clock Frequency 400kHz
Interrupt Output Yes
Current - Output Source/Sink 10mA 25mA
Height 2mm
Length 8.2mm
Width 5.3mm
Thickness 1.95mm
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:2932 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$2.52000$2.52
500$2.4948$1247.4
1000$2.4696$2469.6
1500$2.4444$3666.6
2000$2.4192$4838.4
2500$2.394$5985

PCA9555DBR Product Details

PCA9555DBR Overview


16 I/Os are used in its programming.A 24-SSOP (0.209, 5.30mm Width) is enclosed in the package with the device.In addition, it is available in a Tape & Reel (TR) case as well.The vote is delivered within 2.3V~5.5V.Mounting type Surface Mount is recommended.In operation, the device works when the temperature ranges between -40°C~85°C and X.As for the performance, it works with a frequency of 400kHz.It has a termination of 24 as a whole.There are 24 pins on the part in total.3V provides voltage to the device.To run 260, we utilize this part's peak reflow temperature.In total, there are 2 ports on the device.If you look at the CA9555 family of parts, you can find related parts.It is also possible to find POR with the use of this device.A chip with 16 bits has a total of 16 bits.24 pins are on the device.Chips conduct when the supplied voltage is 5.5V.Outputs are available for 2.

PCA9555DBR Features




PCA9555DBR Applications


There are a lot of Texas Instruments
PCA9555DBR I/O Expanders applications.


  • Low Voltage, Low Noise, Differential Signal Processing
  • 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

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