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PCA9557DBR

PCA9557DBR

PCA9557DBR

Texas Instruments

16 Termination 0.65mm 2.5/5V Gold I/O Expander CA9557 16 Pin 2.5V 16-SSOP (0.209, 5.30mm Width)

SOT-23

PCA9557DBR 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 16-SSOP (0.209, 5.30mm Width)
Surface MountYES
Number of Pins 16
Weight 128.593437mg
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 16
ECCN Code EAR99
Voltage - Supply 2.3V~5.5V
Terminal Position DUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 2.5V
Terminal Pitch0.65mm
Base Part Number CA9557
Pin Count16
Output Type Open Drain, Push-Pull
Operating Supply Voltage6V
Power Supplies2.5/5V
Interface I2C, SMBus
Number of I/O 8
Number of Ports1
Number of Bits 8
Clock Frequency 400kHz
Supply Current-Max 0.025mA
Interrupt Output No
Current - Output Source/Sink 10mA 25mA
Height 2mm
Length 6.2mm
Width 5.3mm
Thickness 1.95mm
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:4216 items

Pricing & Ordering

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PCA9557DBR Product Details

PCA9557DBR Overview


It is programmed with 8 I/Os.The device is enclosed in the packaging with the 16-SSOP (0.209, 5.30mm Width).It is available in Tape & Reel (TR) case.It is supplied votage within 2.3V~5.5V.Its recommended mounting type is Surface Mount.The device works when the the operating temperature ranging -40°C~85°C.Its output frequency work at 400kHz for the performance.It has 16 terminations in total.The total pins on the part is 16.The device provides voltage at 2.5V.This part's peak reflow temperature is utilized to run 260.The device has a total of 1 ports.You can look for related parts based on the CA9557 family.When using this device, POR can also be founded. The total number of IC chip bits is 8.It can deliver the power at 2.5/5V.The device has 16 pins.When the supplied voltage is 6V, the chip conducts.

PCA9557DBR Features




PCA9557DBR Applications


There are a lot of Texas Instruments
PCA9557DBR I/O Expanders applications.


  • Differential A/D Converter Driver
  • Antialiasing/Reconstruction Filter
  • Single-Ended to Differential Conversion/Amplification
  • 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

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