AT91SAM7SE256-CU - Atmel

Manufacturer Part Number

AT91SAM7SE256-CU

Manufacturer

Microchip Technology

Introduction

The AT91SAM7SE256-CU is a powerful, highly integrated microcontroller from Microchip Technology’s SAM7SE series, designed for advanced embedded applications.

Product Features and Performance

Core Processor: ARM7®

Core Size: 16/32-Bit

Speed: 55MHz

Program Memory Size: 256KB

Program Memory Type: FLASH

RAM Size: 32K x 8

Connectivity Options: EBI/EMI, I2C, SPI, SSC, UART/USART, USB

Number of I/O: 88

Peripherals: Brown-out Detect/Reset, POR, PWM, WDT

Data Converters: A/D 8x10b

Internal Oscillator

Product Advantages

Highly integrated single-chip solution reduces system complexity and enhances reliability

Wide range of connectivity and peripheral options supports versatile application requirements

Key Technical Parameters

Speed: 55MHz

Program Memory: 256KB FLASH

RAM: 32KB

Voltage Supply: 1.65V ~ 1.95V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package Type: 144-BGA (13x13)

Quality and Safety Features

Brown-out Detect/Reset ensures proper operation under unstable voltage conditions

Watchdog Timer (WDT) prevents system failures and ensures long-term reliability

Compatibility

Compatible with various standard communication and interface protocols

Application Areas

Industrial control systems

Consumer electronics

Automotive control units

Communication devices

Product Lifecycle

Product Status: Obsolete

Note: users should seek replacements or consider upgrades due to obsolescence

Several Key Reasons to Choose This Product

Robust processing capabilities with ARM7® core and high-speed operation

Extensive I/O and connectivity features facilitate diverse application design

Specialized peripherals like PWM and WDT enhance functionality

Optimized for power-sensitive applications with low voltage requirements

Durable design suitable for demanding environments (-40°C to 85°C)