PCF8570 datasheet(3/8 Pages) NXP

3 / 8 page

NXP’s I2C peripherals portfolio is grouped into twelve families, one for each of the most common, everyday design

concerns.

General Purpose Input Output

(GPIO) expanders

Add different types

of inputs and outputs

Sensors and voltage

management

Digital temperature information

Clocks / RTCs

Digital time and/or calendar

Blinkers, dimmers,

drivers

For complete LED

control, including

LCD backlighting

I2C-controlled DIP switches

EEROMs / RAM combined with

general-purpose outputs

Intelligent Stepper Motor

Controllers

Easy and versatile control

Capacitive Sensor

Switch action without contact

Black-and-white LCD display drivers

Monochrome, character, shapes, dots

Tiny serial ADCs / DACs

Analog control and audio

Bus buffers and

voltage translators

Extenders, hubs, and repeaters

to support extra devices, longer

distances, bus-voltage translation,

or hazardous conditions

Bridge ICs,

bus controllers

Add extra, fully

featured I2C masters

More information

www.nxp.com/interface

Multiplexers and switches

Add advanced I2C networking

to allow more devices, backup,

hot-swap

PCF8570 数据表(PDF) 3 Page - NXP Semiconductors

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