AT91SAM7S512B-AU

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AT91SAM7S512B-AU

IC MCU 16/32B 512KB FLASH 64LQFP

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Thông số kỹ thuật

Package Bulk
Series SAM7S
ProductStatus Active
CoreProcessor ARM7®
CoreSize 16/32-Bit
Speed 55MHz
Connectivity I²C, SPI, SSC, UART/USART, USB
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT
NumberofI/O 32
ProgramMemorySize 512KB (512K x 8)
ProgramMemoryType FLASH
RAMSize 64K x 8
Voltage-Supply(Vcc/Vdd) 1.65V ~ 1.95V
DataConverters A/D 8x10b
OscillatorType Internal
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 64-LQFP

Tổng quan

Description

The AT91SAM7S512B-AU is a microcontroller from Atmel's AT91 series, featuring an ARM7TDMI core. It is designed for embedded applications requiring high performance and flexibility. Key specifications include:
- Flash Memory: 512 KB for program storage.
- RAM: 64 KB for data processing.
- Clock Speed: Operates up to 55 MHz.
- I/O Ports: Supports numerous GPIOs for interfacing with external devices.
- Communication Interfaces: Equipped with UART, SPI, I2C, and USB, facilitating various connectivity options.
- Timers: Multiple timers for precise control applications.
- Power Management: Offers low-power modes to optimize energy consumption.
The microcontroller is suitable for a range of applications, including industrial control, consumer electronics, and automotive systems. With its robust feature set and extensive development support, the AT91SAM7S512B-AU is ideal for developers looking to create efficient and scalable embedded solutions.

Features

The AT91SAM7S512B-AU is a microcontroller from Atmel's SAM7 series based on the ARM7TDMI architecture. Key features include:
- Core: 32-bit ARM7TDMI processor running at up to 55 MHz.
- Flash Memory: 512 KB of embedded flash memory for code storage.
- RAM: 64 KB of SRAM for data handling.
- GPIO: 32 general-purpose input/output pins for versatile interfacing.
- Peripherals: Includes multiple serial communication interfaces (USARTs, SPI, I2C), a 10-bit ADC, PWM channels, and timers.
- USB Support: Full-speed USB 2.0 device controller.
- Low Power Modes: Various power-saving modes for energy-efficient operation.
- Operating Voltage: 1.8V to 3.6V, suitable for battery-powered applications.
- Development Tools: Compatible with a range of development tools and libraries.
Overall, the AT91SAM7S512B-AU is well-suited for embedded applications requiring a balance of performance, memory, and peripheral support.

Package

The AT91SAM7S512B-AU microcontroller is available in a LQFP (Low-Profile Quad Flat Package) package type, specifically in a 64-pin configuration.

Pinout

The AT91SAM7S512B-AU is a microcontroller from Atmel (now part of Microchip Technology) based on the ARM7TDMI core. It features a total of 64 pins in a thin Quad Flat Package (TQFP).
Pin Functions:
- Power Supply: VDD (Power) and GND (Ground)
- I/O Ports: Multiple GPIO pins categorized under Port A and Port B for general-purpose input/output.
- Communication Interfaces:
- USART (Universal Synchronous/Asynchronous Receiver Transmitter)
- SPI (Serial Peripheral Interface)
- TWI (Two-Wire Interface)
- Timers/Counters: Timer-related pins for PWM and general-purpose timer functions.
- ADC: Several pins for the 10-bit Analog-to-Digital Converter.
- External Interrupts: Configurable pins for external interrupt sources.
- Reset and Clock Control: Dedicated pins for reset and clock input signals.
This microcontroller is versatile for embedded applications, featuring flash memory, SRAM, and a wide range of peripherals for connectivity and control.

Manufacturer

The AT91SAM7S512B-AU is manufactured by Microchip Technology Inc., a leading provider of microcontroller and analog semiconductors. Microchip is a publicly traded company headquartered in Chandler, Arizona, known for its extensive portfolio of embedded control solutions, including microcontrollers, digital signal controllers, and integrated circuits. They serve a wide range of industries, including automotive, industrial, consumer electronics, and telecommunications. The AT91SAM7S512B-AU specifically belongs to the ARM7-based SAM microcontroller family, which is designed for low-power applications and offers features such as flash memory, EEPROM, and various communication interfaces. Microchip is recognized for its commitment to innovation, quality, and customer support.

Application

The AT91SAM7S512B-AU is a versatile ARM7-based microcontroller used in various applications, including industrial control systems, automotive electronics, consumer electronics, and medical devices. It is suitable for embedded systems requiring USB connectivity, real-time processing, or low-power operations. Additionally, it is often employed in data acquisition, motor control, and communication interfaces, making it ideal for IoT devices and smart home applications.

Equivalent

The AT91SAM7S512B-AU chip is part of the Atmel SAM7S series of ARM7 microcontrollers. Equivalent products include:
1. AT91SAM7S256 - Similar architecture but with less flash memory.
2. AT91SAM7S64 - Lower memory capacity option.
3. AT91SAM7SE512 - Enhanced features and performance.
4. LPC2148 - NXP equivalent with similar ARM7 architecture.
Always verify specific requirements, such as I/O, peripherals, and memory, when considering alternatives.

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