DS4520E+TRL by Analog Devices

9-Bit I²C Nonvolatile I/O Expander Plus Memory


The DS4520 is a 9-bit nonvolatile (NV) I/O expander with 64 bytes of NV user memory controlled by an I²C-compatible serial interface. The DS4520 offers users a digitally programmable alternative to hardware jumpers and mechanical switches that are being used to control digital logic nodes. Furthermore,the digital state of each pin can be read through the serial interface. Each I/O pin is independently configurable. The outputs are open drain with selectable pullups. Each output has the ability to sink up to 12mA. Since the device is NV, it powers up in the desired state allowing it to control digital logic inputs immediately on power-up without having to wait for the host CPU to initiate control.

Where to Buy

Prices starting from US$2.27

Distributor Stock
Logo for Farnell
Farnell
from US$2.27
773
in stock
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Logo for Analog Devices
Analog Devices
from US$2.47
5,764
in stock
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Logo for Newark Electronics
Newark Electronics
from US$2.78
773
in stock
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Logo for element14
element14
from US$2.66
773
in stock
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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
Outputs Capable of Sinking 12mA
Low Power Consumption
Wide Operating Voltage (2.7V to 5.5V)
Operating Temperature Range: -40°C to +85°C

Specifications

Interface Serial - I2C Compatible
I/O 9
Drive Current (mA) 12
VSUPPLY (V) (min) 2.7
VSUPPLY (V) (max) 5.5
Package/Pins TSSOP/16
BudgetaryPrice (See Notes) 1.77


DS4520E+TRL Drivers & Interfaces by Analog Devices

I/O EXPANDER, 9 I/O, TSSOP-16

Status: Unknown
Series: -
RoHS: Compliant
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

RoHS Compliant YES

Alternative Descriptions

9-Bit I²C Nonvolatile I/O Expa | Analog Devices
I/O Expander, 9Bit, Tssop-16 | Newark Electronics

Frequently Asked Questions

Where can I find additional details, specifications and documents for a DS4520E+TRL ?

Additional datasheets, footprints and schematics for DS4520E+TRL are listed on our Part Details page. You can also find images and similar parts to DS4520E+TRL on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for DS4520E+TRL on our Product Comparison page. Access via the 'View Pricing & Stock' button to view DS4520E+TRL price breaks, MOQs, lead times, inventory and SKUs from distributors.

Who can I contact for technical support of the product?

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Is the DS4520E+TRL RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for DS4520E+TRL have stock available?

Authorised distributors including Analog Devices, Newark Electronics, element14 and Farnell have stock available or on a lead time for DS4520E+TRL .

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