ADP5587ACPZ-1-R7 - Analog Devices Inc.

Manufacturer Part Number

ADP5587ACPZ-1-R7

Manufacturer

Analog Devices

Introduction

The ADP5587ACPZ-1-R7 is a versatile interface I/O expander with integrated keypad controller functionality, designed to extend the input/output capabilities via the I2C bus, making it optimal for applications requiring additional I/O ports or keypad functionality without the need for redesigning the core processor architecture.

Product Features and Performance

18 configurable I/O pins

I2C interface for simple integration with most microcontrollers

Integrated keypad controller supports various keypad matrices

Power-On Reset (POR) feature

Open Drain output type for flexibility in connected external circuits

Maximum Clock Frequency of 400 kHz, supporting fast data transfer rates

Operates across a wide voltage range (1.65V to 3.6V)

Designed for harsh environments with an operating temperature range of -40°C to 85°C

Compact 24-LFCSP-WQ (4x4) package, suitable for space-constrained applications

Product Advantages

Reduces the need for additional microcontroller pins for keypad interface or general I/O expansion

Simplifies circuit design and PCB layout with integrated I2C and keypad control functionality

Low power consumption enhances battery life in portable devices

Offers robust operation in varied environmental conditions

Easy to integrate into existing designs with minimal additional components required

Key Technical Parameters

Number of I/O: 18

Interface: I2C

Interrupt Output: Yes

Clock Frequency: 400 kHz

Voltage Supply: 1.65V ~ 3.6V

Operating Temperature: -40°C ~ 85°C

Package / Case: 24-WFQFN Exposed Pad, CSP

Quality and Safety Features

Compliance with industry-standard protocols and specifications ensures reliability

Built-in POR for improved system stability upon power transitions

Manufactured by Analog Devices, known for high-quality semiconductor products

Compatibility

Seamless integration with microcontrollers supporting I2C communication

Complements a variety of keypad matrix configurations

Compatible with various operating voltages for versatile application scenarios

Application Areas

Mobile devices

Portable electronics

Industrial control systems

Automotive infotainment systems

Home automation

Product Lifecycle

Active status indicates continuous production with no immediate risk of discontinuation

Future availability of replacements or upgrades as technology evolves

Several Key Reasons to Choose This Product

Versatile I/O expansion and integrated keypad functionality in a single chip solution

Compatibility with a wide range of microcontrollers and systems via I2C

Robust design suitable for demanding environments, ensuring long-term reliability

Enables rapid development and deployment of complex input/output configurations

Analog Devices' reputation for quality and support provides confidence in product performance and longevity