AT91SAM7A1-AU - Microchip Technology

Manufacturer Part Number

AT91SAM7A1-AU

Manufacturer

Microchip Technology

Introduction

The AT91SAM7A1-AU is a microcontroller device based on the ARM7® core

Product Features and Performance

ARM7® core processor

40MHz operating speed

49 I/O lines

4KB of RAM

CANbus, EBI/EMI, SPI, UART/USART connectivity

PWM, Watchdog Timer (WDT), Power-on Reset (POR) peripherals

8-channel 10-bit Analog-to-Digital Converter

Internal oscillator

Surface Mount 144-LQFP packaging

Product Advantages

Integrated CANbus for automotive and industrial applications

High number of I/O ports for complex tasks

Small form factor with 144-pin LQFP package

ARM7 core provides reliable performance for embedded systems

Key Technical Parameters

Core Size: 16/32-Bit

Operating Temperature: -40°C to 85°C

Voltage Supply (Vcc/Vdd): 3V to 3.6V

RAM Size: 4K x 8

Data Converters: A/D 8x10b

Quality and Safety Features

Extended operational temperature range

Built-in Power-on Reset and Watchdog Timer for system stability

Low Voltage operation minimizing power consumption

Compatibility

Compatible with various industrial standard interfaces and protocols

Application Areas

Industrial control systems

Automotive applications

Embedded systems requiring a robust microcontroller

Product Lifecycle

The AT91SAM7A1-AU is marked as Obsolete

Potential replacement or upgrade availability should be checked with the manufacturer

Several Key Reasons to Choose This Product

Dedicated ARM7 processor offering a balance of performance and power efficiency

Robust set of peripherals for diverse applications

Compatible with multiple communication protocols for flexible system design

LQFP package suitable for compact PCB layouts

Support for a wide range of operating temperatures catering to industrial environments