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AT91SAM7XC256B-AU

Name: AT91SAM7XC256B-AU
Rating: 4.7 (12 reviews)

IC MCU 16/32B 256KB FLSH 100LQFP

Производитель
Мфр. Часть #AT91SAM7XC256B-AU
Пакет LQFP-100
Лист данных AT91SAM7XC256B-AU DataSheet
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Спецификации

Package	Tray
Series	SAM7XC
ProductStatus	Obsolete
CoreProcessor	ARM7®
CoreSize	16/32-Bit
Speed	55MHz
Connectivity	CANbus, Ethernet, I²C, SPI, SSC, UART/USART, USB
Peripherals	Brown-out Detect/Reset, DMA, POR, PWM, WDT
NumberofI/O	62
ProgramMemorySize	256KB (256K 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	100-LQFP

Обзор

Description

The AT91SAM7XC256B-AU is a microcontroller from Atmel (now part of Microchip Technology), based on the ARM7TDMI architecture. It features a 32-bit RISC core, operating at clock speeds up to 55 MHz. This microcontroller includes 256 KB of flash memory, 64 KB of SRAM, and a range of integrated peripherals, including I/O ports, timers, and communication interfaces like UART, SPI, and I2C.
Designed for embedded applications, the AT91SAM7XC256B-AU supports various power management features, enabling efficient energy consumption. It is often used in applications such as industrial automation, consumer electronics, and automotive systems. The device supports JTAG for debugging and programming, which facilitates development and testing.
With its robust architecture and extensive peripheral support, the AT91SAM7XC256B-AU is suitable for a wide range of applications requiring reliable performance and flexibility.

Features

The AT91SAM7XC256B-AU is a microcontroller from the Atmel SAM7 series featuring an ARM7TDMI core. Key features include:
- CPU: 32-bit ARM7TDMI RISC architecture, running up to 55 MHz.
- Flash Memory: 256 KB on-chip flash for program storage.
- SRAM: 64 KB of SRAM for data processing.
- I/O Ports: Up to 60 programmable I/O pins.
- Peripheral Interfaces: Includes USART, SPI, TWI, and a 16-channel ADC.
- Timers: Multiple timers for PWM and general-purpose applications.
- USB: Full-speed USB 2.0 device interface.
- Power Management: Low power consumption features with sleep modes.
- Operating Voltage: 1.8V to 3.6V supply voltage range.
- Temperature Range: -40°C to 85°C for industrial applications.
The AT91SAM7XC256B-AU is ideal for embedded applications, including industrial control, automotive, and consumer electronics, offering extensive connectivity and processing capabilities.

Package

The AT91SAM7XC256B-AU is packaged in a 64-pin LQFP (Low-Profile Quad Flat Package). This type of package provides a compact footprint suitable for various applications, facilitating easy mounting on PCBs.

Pinout

The AT91SAM7XC256B-AU is a 64-pin microcontroller from Atmel's SAM7 series. It features an ARM7TDMI core and is designed for embedded applications.
Pin Count: 64 pins.
Key Functions:
- Digital I/O: Multiple pins can be configured as general-purpose input/output.
- ADC: Analog-to-digital converter with multiple channels.
- UART: Universal Asynchronous Receiver-Transmitter for serial communication.
- SPI and I2C: For synchronous and asynchronous communication with peripherals.
- PWM: Pulse-width modulation outputs for motor control and other applications.
- External Interrupts: For responsive event handling.
- JTAG: For debugging and programming.
- Programmable Peripheral Interface (PPI): For high-speed data transfer.
This microcontroller is suitable for a variety of applications including industrial control, automotive, and consumer electronics.

Manufacturer

The AT91SAM7XC256B-AU is manufactured by Microchip Technology Inc., an American company specializing in microcontroller and analog semiconductors. Founded in 1989, Microchip is known for its development of advanced embedded control solutions, particularly in the field of microcontrollers and digital signal controllers (DSCs). The company serves a wide range of industries, including automotive, industrial, consumer, and telecommunications, providing products that enable a variety of applications such as IoT devices, smart appliances, and automotive systems. Microchip is recognized for its commitment to innovation and quality in embedded system design.

Application

The AT91SAM7XC256B-AU microcontroller is commonly used in embedded systems for applications such as industrial automation, consumer electronics, medical devices, and automotive systems. Its features are suitable for data acquisition, motor control, and communication interfaces. Additionally, it supports USB connectivity and can be utilized in IoT devices and robotics, benefiting from its low power consumption and versatile peripheral options.

Equivalent

The AT91SAM7XC256B-AU is an ARM7-based microcontroller from Atmel (now part of Microchip Technology). Equivalent products include:
1. Microchip AT91SAM7XC256 (various package options)
2. NXP LPC2103 (ARM7)
3. STMicroelectronics STM32F103 (ARM Cortex-M3, though not ARM7)
4. Silicon Labs EFM32 (ARM Cortex-M3)
For exact compatibility, consider peripheral features and memory configurations. Always check datasheets for specific requirements.

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