EmbeddedRelated.com
    Parts   Interface ICs  I/O Expanders    USB2240-AEZG-06
USB2240-AEZG-06

MCHPUSB2240-AEZG-06

Microchip Technology
Desktop, Notebook PCs Interface 36-QFN (6x6)
Active847 in stock
Datasheet Digi-Key Compare Prices

Overview

The USB2240-AEZG-06 is a high-speed USB 2.0 multi-format flash media controller integrated with an 8-bit 8051 microcontroller. It provides a bridge between a USB host and various storage formats including SD, MMC, and Memory Stick, while offering an internal 1.8V regulator to simplify power rail requirements.

Why Choose This Part

This controller features an internal card power FET and fold-back short circuit protection to reduce external component count. It is highly efficient with a standby current of 350uA and includes an on-board 24 MHz crystal driver for simplified clocking.

Applications

External Card Readers
Designing multi-format standalone card readers for PC and Mac peripherals using a single-chip solution.
Embedded Storage Access
Providing a USB interface for firmware updates or data retrieval from SD/MMC cards in industrial systems.
Notebook Docking Stations
Integrating flash media support into laptop docks and desktop front-panel hubs.
Printers and Scanners
Adding direct-to-print or direct-to-scan capabilities from removable memory cards.

Key Specifications

Applications Desktop, Notebook PCs
Mounting Type Surface Mount
Package / Case 36-VFQFN Exposed Pad
Supplier Device Package 36-QFN (6x6)

Getting Started

Designers should refer to the Microchip USB2240 evaluation board schematics for layout best practices regarding the 36-QFN thermal pad. The device utilizes a standard USB Mass Storage Class driver, meaning it is plug-and-play with most operating systems without custom driver development.

Categories

Interface ICs > I/O Expanders