PCF8575CDWR

远程16位I2C和SMBus低功耗I / O扩展器，带有中断输出 REMOTE 16-BIT I2C AND SMBus LOW-POWER I/O EXPANDER WITH INTERRUPT OUTPUT

Description

This 16-bit I/O expander for the two-line bidirectional bus I2C is designed for 4.5-V to 5.5-V VCC

operation. The PCF8575C provides general-purpose remote I/O expansion for most microcontroller families via the I2C interface serial clock SCL and serial data SDA.

 Features

• I2C to Parallel-Port Expander

• Open-Drain Interrupt Output

• Low Standby-Current Consumption of 10 μA Maximum

• Compatible With Most Microcontrollers

• 400-kHz Fast I2C Bus

• Address by Three Hardware Address Pins for Use of up to Eight Devices

• Latched Outputs With High-Current Drive Capability for Directly Driving LEDs

• Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II

• ESD Protection Exceeds JESD 22

– 2000-V Human-Body Model

– 200-V Machine Model

– 1000-V Charged-Device Model