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PI4IOE5V9557 - 8-bit I2C-bus and SMBus I/O port

Download the PI4IOE5V9557 datasheet PDF. This datasheet also covers the PI4IOE5V9557LE variant, as both devices belong to the same 8-bit i2c-bus and smbus i/o port family and are provided as variant models within a single manufacturer datasheet.

General Description

The PI4IOE5V9557 provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I2Cbus/SMBus applications.

Key Features

  •  Operation power supply voltage from 2.3V to 5.5V  8-bit I2C-bus GPIO with interrupt and reset  5V tolerant I/Os  Polarity inversion register  Active LOW Reset Pin  Low current consumption  0Hz to 400KHz clock frequency  Noise filter on SCL/SDA inputs  Power-on reset  ESD protection (4KV HBM and 1KV CDM)  Offered in three different packages:SOIC-16, TSSOP-16 and TQFN 4x4-16.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (PI4IOE5V9557LE-PericomSemiconductor.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

Part Number Description Manufacturer
PI4IOE5V9557 8-Bit I2C-Bus and SMBus I/O Port DIODES
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Other Datasheets by Pericom Semiconductor (now Diodes Incorporated)

Part Number Description
PI4IOE5V9521 2-bit I2C-bus and SMBus low power I/O port
PI4IOE5V9522 4-bit I2C-bus and SMBus low power I/O port
PI4IOE5V9535 16-bit I2C-bus and SMBus I/O port
PI4IOE5V9536 4-bit I2C-bus and SMBus low power I/O port
PI4IOE5V9537 4-bit I2C-bus and SMBus low power I/O port

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| PI4IOE5V9557 8-bit I2C-bus and SMBus I/O port with reset Features  Operation power supply voltage from 2.3V to 5.5V  8-bit I2C-bus GPIO with interrupt and reset  5V tolerant I/Os  Polarity inversion register  Active LOW Reset Pin  Low current consumption  0Hz to 400KHz clock frequency  Noise filter on SCL/SDA inputs  Power-on reset  ESD protection (4KV HBM and 1KV CDM)  Offered in three different packages:SOIC-16, TSSOP-16 and TQFN 4x4-16 Description The PI4IOE5V9557 provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I2Cbus/SMBus applications.