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PCF8574T/3,518

PCF8574T/3,518

PCF8574T/3,518

NXP USA Inc.

16 Termination 1.27mm 3/5V I/O Expander PCF8574 5V 16-SOIC (0.295, 7.50mm Width)

SOT-23

PCF8574T/3,518 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 7 Weeks
Mounting Type Surface Mount
Package / Case 16-SOIC (0.295, 7.50mm Width)
Surface MountYES
Operating Temperature-40°C~85°C
PackagingTape & Reel (TR)
Published 1997
JESD-609 Code e4
Feature POR
Part StatusActive
Moisture Sensitivity Level (MSL) 2 (1 Year)
Number of Terminations 16
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Voltage - Supply 2.5V~6V
Terminal Position DUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 5V
Terminal Pitch1.27mm
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number PCF8574
Pin Count16
JESD-30 Code R-PDSO-G16
Qualification StatusNot Qualified
Output Type Push-Pull
Power Supplies3/5V
Interface I2C
Number of I/O 8
Number of Ports1
Number of Bits 8
Clock Frequency 100kHz
Supply Current-Max 0.1mA
External Data Bus Width 1
Interrupt Output Yes
Current - Output Source/Sink 300μA 25mA
Length 10.3mm
Height Seated (Max) 2.65mm
Width 7.5mm
RoHS StatusROHS3 Compliant
In-Stock:3618 items

Pricing & Ordering

QuantityUnit PriceExt. Price

PCF8574T/3,518 Product Details

PCF8574T/3,518 Overview


It is programmed with 8 I/Os.The device is enclosed in the packaging with the 16-SOIC (0.295, 7.50mm Width).It is available in Tape & Reel (TR) case.It is supplied votage within 2.5V~6V.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 100kHz for the performance.It has 16 terminations in total.The total pins on the part is 16.The device provides voltage at 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 PCF8574 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 3/5V.

PCF8574T/3,518 Features




PCF8574T/3,518 Applications


There are a lot of NXP USA Inc.
PCF8574T/3,518 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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