MPNHarborRFQ 0
PCF8574RGYR representative package visual — not an exact-product photograph
Representative package visual — not an exact-product photographProduct referenceVendor-delivered DigiKey product/package image
Exact MPN14 sourced attributes1 source document

Texas Instruments · exact orderable part

PCF8574RGYR

IC I/O EXPANDER I2C 8B 20VQFN

Interface
I²C
Number of I/O
8
Voltage - Supply
2.5V ~ 6V
Output Type
Push-Pull
Current - Output Source/Sink
1mA, 25mA
Clock Frequency
100 kHz
Interrupt Output
Yes
Features
POR
Operating Temperature
-40°C~85°C
Original manufacturerCommercial terms confirmed per lot
ManufacturerTexas Instruments
Package / case20-VFQFN Exposed Pad
Mounting typeSurface Mount
PackingTape & Reel (TR); Cut Tape (CT); Digi-Reel®

Technical parameters

Technical specifications

14 normalized values · 1 validated source

Report a data issue
ParameterValue
Base Product NumberPCF8574 [1]
Clock Frequency100 kHz [1]
FeaturesPOR [1]
Current - Output Source/Sink1mA, 25mA [1]
InterfaceI²C [1]
Interrupt OutputYes [1]
MfrTexas Instruments [1]
Mounting TypeSurface Mount [1]
Number of I/O8 [1]
Operating Temperature-40°C~85°C [1]
Output TypePush-Pull [1]
Product StatusActive [1]
Voltage - Supply2.5V ~ 6V [1]
Package / Case20-VFQFN Exposed Pad [1]
Specification references[1]Texas Instruments PCF8574RGYR vendor product record ↗

Catalog relationships

Keep family and exact MPN intent separate.

This page describes one orderable part. A family page helps select suffixes but never carries assumed stock or a price.

ManufacturerTexas InstrumentsView brand page →CategoryI/O ExpandersView category page →

Related exact parts

Other published parts

Browse exact MPNs and compare their specifications. These links do not imply compatibility or interchangeability.

ADP5587ACBZ-R7ADP5587ACPZ-1-R7ADP5587ACPZ-R7BU1850MUV-E2CMQ82C55AZCMS82C55AZ96CP2120-GMRCP82C55ACP82C55AZ