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TCAL9539 Datasheet - Texas Instruments

SMBus I/O Expander

TCAL9539 Features

* Operating power-supply voltage range of 1.08 V to 3.6 V

* Low standby current consumption of 1 µA typical at 1.8 mV

* 1-MHz fast mode plus I2C bus

* Hardware address pin allows two devices on the same I2C, SMBus bus

* Active-low reset input (RESET )

TCAL9539 General Description

The TCAL9539 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. The device supports 100-kHz (Standard-mode), 400kHz (Fast-mode), and 1-MHz (fast-mode-plus) I2C clock freq.

TCAL9539 Datasheet (1.48 MB)

Preview of TCAL9539 PDF

Datasheet Details

Part number:

TCAL9539

Manufacturer:

Texas Instruments ↗

File Size:

1.48 MB

Description:

Smbus i/o expander.
ADVANCE INFORMATION TCAL9539 SCPS241 JULY 2022 TCAL9539 Low-Voltage 16-Bit I2C-Bus, SMBus I/O Expander with Interrupt Output, Reset, and Co.

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TAGS

TCAL9539 SMBus Expander Texas Instruments

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