PCA9501 8-bit I2C and SMBus I/O port

NXP

Description

PCA9501 8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins Rev.04 * 10 February 2009 Product data sheet 1..
The PCA9501 is an 8-bit I/O expander with an on-board 2-kbit EEPROM.

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Datasheet Specifications

Part number: PCA9501
Manufacturer: NXP ↗
File Size: 169.54 KB
Datasheet: PCA9501_PhilipsSemiconductors.pdf
Description: 8-bit I2C and SMBus I/O port

Features

* I 8 general purpose input/output expander/collector I Replacement for PCF8574 with integrated 2-kbit EEPROM I Internal 256 × 8 EEPROM I Self timed write cycle (5 ms typical) I 16 byte page write operation I I2C-bus and SMBus interface logic I Internal power-on reset I Noise ﬁlter on SCL/SDA inputs I

Applications

* I Board version tracking and conﬁguration I Board health monitoring and status reporting I Multi-card systems in telecom, networking, and base station infrastructure equipment I Field recall and troubleshooting functions for installed boards I General-purpose integrated I/O with memory I Replacement

PCA9501 Distributors

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PCA9501 8-bit I2C and SMBus port NXP

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