HLF8574T – 8-Bit I²C/SMBus I/O Expander with Interrupts (TSSOP16) 8-Bit I²C I/O Expander | Low-Power | 2.5 V–6 V | –40 °C to +85 °C | TSSOP16 Package

The HLF8574T (TSSOP16) is a compact, low-power I²C I/O expander designed for space-constrained systems. It delivers 8 flexible I/O ports with interrupt capability, ideal for modern embedded and portable devices requiring high integration and low profile.

Key Features:

• Function: 8-Bit I²C/SMBus I/O Expander

• Operating Voltage: 2.5 V – 6 V

• I/O Lines: 8

• Interface: I²C/SMBus

• Operating Temperature: –40 °C to +85 °C

• Package Type: TSSOP16 (Thin Shrink Small Outline Package)

• Mounting Type: Surface-Mount

• Interrupt Function

• Low-Power Consumption

• Compact Footprint for High-Density PCBs

Applications:

• Portable Devices and Handheld Equipment

• Embedded I/O Expansion

• Smart Home and IoT Systems

• Control Interfaces for Displays and Keypads