TCAL9539-Q1 - Automotive Low-Voltage SMBus I/O Expander

Datasheet Summary

Description

The TCAL9539-Q1 device provides general purpose parallel input/output (I/O) expansion for the two-line bidirectional I2C bus (or SMBus) protocol and is designed for 1.08-V to 3.6-V VCC operation.

Features

AEC-Q100 qualified for automotive.

Texas Instruments

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Datasheet Details

Part number	TCAL9539-Q1
Manufacturer	Texas Instruments
File Size	1.96 MB
Description	Automotive Low-Voltage SMBus I/O Expander
Datasheet	TCAL9539-Q1 Datasheet
Additional preview pages of the TCAL9539-Q1 datasheet.

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Full PDF Text Transcription

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TCAL9539-Q1 SCPS285A – NOVEMBER 2022 – REVISED AUGUST 2023 TCAL9539-Q1 Automotive Low-Voltage 16-Bit I2C-Bus, SMBus I/O Expander with Interrupt Output, Reset, and Configuration Registers 1 Features • AEC-Q100 qualified for automotive applications: – Temperature grade 1: –40°C to +125°C, TA • Functional safety-capable – Documentation available to aid in functional safety system design • Operating power-supply voltage range of 1.08 V to 3.6 V • Low standby current consumption of 1 µA typical at 1.

Published: Jan 27, 2025 |