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HT8574 Datasheet Remote 8-bit I/O expander

Manufacturer: HTCSEMI

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Datasheet Details

Part number HT8574
Manufacturer HTCSEMI
File Size 546.00 KB
Description Remote 8-bit I/O expander
Datasheet download datasheet HT8574 Datasheet

General Description

The HT8574B is a silicon CMOS circuit.

It provides general purpose remote I/O expansion for most microcontroller families via the two-line bidirectional bus (I2C-bus).

3 ORDERING INFORMATION TYPE NUMBER HT8574BNZ;

Overview

HT8574 Remote 8-bit I/O expander for I2C-bus 1.

Key Features

  • Operating supply voltage 2.5 to 6 V.
  • Low standby current consumption of 10 A maximum.
  • I2C-bus to parallel port expander.
  • Open-drain interrupt output.
  • 8-bit remote I/O port for the I2C-bus.
  • Compatible with most microcontrollers.
  • Latched outputs with high current drive capability for directly driving LEDs.
  • Address by 3 hardware address pins for use of up to 8 devices (up to 16 with HT8574A).
  • DIP16, or space-saving SO16 or SSOP20 packages. The device.

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