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DS4520 I/O Expander Plus Memory

DS4520 Description

Click here for production status of specific part numbers.DS4520 9-Bit I2C Nonvolatile I/O Expander Plus Memory General .
The DS4520 is a 9-bit nonvolatile (NV) I/O expander with 64 bytes of NV user memory controlled by an I2Ccompatible serial interface.

DS4520 Features

* Programmable Replacement for Mechanical Jumpers and Switches
* Nine NV Input/Output Pins
* 64-Byte NV User Memory (EEPROM)
* I2C-Compatible Serial Interface
* Up to 8 Devices Can be Multidropped on the Same I2C Bus
* Open-Drain Outputs with Configurable Pullups

DS4520 Applications

* RAM-Based FPGA Bank Switching for Multiple Profiles
* Selecting Between Boot Flash
* Setting ASIC Configurations/Profiles
* Servers
* Network Storage
* Routers
* Telecom Equipment
* PC Peripherals Typical Operating Circuit Fe

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Expander Plus Memory Maxim Integrated Products
Maxim Integrated Products DS4520-like datasheet