AT43USB380E-AU

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AT43USB380E-AU is an embedded analog microcontroller which is specially developed for single-function and multi-function high speed USB applications. It is an AVR-8L-based controller with eight power-architected pin-configurations, making it ideal for a variety of applications including serial and communications, touch screen and human interfaces, power saving, and power conversion.

The AT43USB380E-AU has a variety of features designed especially for USB applications. It operates at up to 74 MHz and is capable of transfer speeds up to 12 Mbps. It is also designed to support USB 2.0, which provides even greater data throughput and improved reliability. The onboard analog features make it well-suited to use with audio and video applications, providing full-duplex stereo audio playback, surround sound processing, and digital video support.

The AT43USB380E-AU is also designed for easy integration. It includes an integrated program memory, which can hold up to 4K bytes of program space, and can be configured to run at any address within the program memory. It also includes an advanced interrupt controller for creating multiple interrupts for various functions. This makes it easy to integrate complex USB applications into existing products.

The working principle of AT43USB380E-AU is based on the AVR 8-bit RISC architecture. Its processor is a 32-bit ARM Cortex-M3 core with 8KB of flash memory, 8KB of RAM and a 1KB EEPROM. The processor also has a real-time clock and four timers that can be used for various tasks. Its analog functions include a 12-bit analog-to-digital converter, dual 8-bit digital-to-analog converters, and voltage control system.

The chip also contains an embedded USB 2.0 compatible core which communicates with the driver via USB 2.0. This core provides USB-standard commands as well as customized commands for communication between the device and PC. The device also contains flash memory for storing the firmware, support for Enhanced Host Controller Interface (EHCI) and USB Device Firmware Upgrade (DFU) for field upgrading.

In addition, the AT43USB380E-AU includes an integrated assist module that helps to reduce EMI interference and provides performance improvements when interfacing with other devices such as chipsets and MCUs. It also has programming interfaces for JTAG and DebugWire, which enable further debugging capabilities for custom applications. The feature set of this chip also includes 8-channel dual-comparator and 4-channel 10-bit Analog-to-Digital converter, 12-channel 8-bit Digital-to-Analog converter, and 4-channel voltage-control system.

The AT43USB380E-AU can be used in a variety of applications, such as personal computers, handheld devices, and industrial control and automation. It is an excellent choice for USB applications that require a high performance, low-power, yet cost-effective embedded solution. With its comprehensive feature set, the AT43USB380E-AU can easily be integrated into a wide range of devices and provide excellent performance.

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