TCA7408 - Low-Voltage 8-Bit I2C and SMBus I/O Expander

Product Overview

Texas Instruments

Datasheet Details

Part number	TCA7408
Manufacturer	Texas Instruments
File Size	1.02 MB
Description	Low-Voltage 8-Bit I2C and SMBus I/O Expander
Datasheet	TCA7408 Datasheet
Additional preview pages of the TCA7408 datasheet.

Product details

Description

TCA7408 is an 8-bit I/O expander for the two-line bidirectional bus (I2C) and is designed to provide general-purpose remote I/O expansion through the I2C interface.

Features

1 Operating Power-Supply Voltage Range of 1.65 to 3.6 V.
Allows Bidirectional Voltage-Level Translation and GPIO Expansion Between 1.8-V, 2.5-V, 3.3-V GPIO Port and.
1.8-V SCL/SDA.
2.5-V SCL/SDA.
3.3-V SCL/SDA.
5-V SCL/SDA.
Standby Current Consumption of < 2 µA at 1.8 V.
Active Current Consumption of:.
< 2 µA at 1.8-V 100-kHz Clock.
< 5 µA at 1.8-V 400-kHz Clock.
100-kHz, 400-kHz Fast Mode.

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Published: Oct 3, 2019 |