TCA9554 - Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander

Name: TCA9554
SKU: TCA9554-1407740

Texas Instruments

📥 Download Datasheet

TCA9554 Datasheet Preview — Preview of TCA9554 PDF

Datasheet Details

Part number	TCA9554
Manufacturer	Texas Instruments
File Size	2.33 MB
Description	Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander
Datasheet	TCA9554-etcTI.pdf

TCA9554 Product details

Description

The TCA9554 is a 16-pin device that provides 8 bits of general purpose parallel input and output (I/O) expansion for the two-line bidirectional I2C bus (or SMBus) protocol.

Features

1 I2C to Parallel Port Expander.
Open-Drain Active-Low Interrupt Output.
Operating Power-Supply Voltage Range of 1.65 V to 5.5 V.
5-V Tolerant I/O Ports.
400-kHz Fast I2C Bus.
Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus.
Input and Output Configuration Register.
Polarity Inversion Register.
Internal Power-On Reset.
Low Standby Current Consumption.
Power-Up With All Channel.

📁 TCA9554 Similar Datasheet

TCA955 - SPEED CONTROLLER (Siemens Semiconductor)
TCA900 - MOTOR SPEED REGULATORS (SGS)
TCA910 - MOTOR SPEED REGULATORS (SGS-Ates)
TCA940 - AF Amplifier (Thomson Components)
TCA940E - AF Amplifier (Thomson Components)
TCA940N - lOW AUDIO POWER AMPLIFIER (SGS)
TCA965 - Window Discriminator (Siemens Semiconductor)
TCA965A - Window Discriminator (Infineon Technologies)

Other Datasheets by Texas Instruments

TCA9554A - Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander
TCA9555 - Low-Voltage 16-Bit I2C and SMBus I/O Expander
TCA9509 - Level-Translating I2C and SMBUS Bus Repeater
TCA9511A - Hot Swappable I2C Bus and SMBus Buffer
TCA9517 - Level-Shifting I2C Bus Repeater
TCA9517A - Level-Shifting I2C Bus Repeater

Published: Oct 15, 2019 |