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AT91SAM7X256-AU
+Lista de MateriaisIC MCU 16/32B 256KB FLSH 100LQFP
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FabricanteTecnologia Microchip
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Peça do Fabricante #AT91SAM7X256-AU
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Ficha Técnica AT91SAM7X256-AU DataSheet
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Pacote LQFP-100
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Especificações
| Atributo | Valor |
| Package | Tray |
| Series | SAM7X |
| 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 |
Visão Geral
Description
The AT91SAM7X256-AU is equipped with a full-speed USB 2.0 device, a 10/100 Ethernet MAC, and an on-chip PHY, facilitating robust networked applications. Its 10-bit ADC and PWM controller make it suitable for control and automation tasks. The chip also includes advanced features such as an interrupt controller, programmable watchdog timer, and real-time clock, enhancing reliability and functionality.
Encased in a LQFP-100 package, the AT91SAM7X256-AU offers a compact footprint ideal for space-constrained designs. It is well-suited for industrial automation, communication systems, and consumer electronics, providing a robust platform for a wide range of embedded applications.
Equivalent
1. STM32F103 series from STMicroelectronics
2. LPC1768 from NXP
3. SAM3X series from Microchip
4. TMS570LS series from Texas Instruments
These alternatives offer similar features like ARM Cortex-M cores, integrated peripherals, and comparable memory sizes, but compatibility and specific feature sets should be verified for each application.
Features
1. Memory:
- 256KB Flash memory
- 64KB SRAM
2. Performance:
- Operates up to 55 MHz
3. Connectivity:
- Ethernet MAC for network communications
- USB 2.0 Full-Speed Device
- CAN Controller
- Multiple USART, SPI, and TWI (I2C) interfaces
4. I/O:
- 88 programmable I/O lines
- 8-channel, 10-bit ADC
5. Timers and PWM:
- Four 16-bit Timer/Counters
- PWM channels for motor control and other applications
6. Power Consumption:
- Low power consumption with various power-saving modes
7. Other Features:
- JTAG for debugging
- Programmable Watchdog Timer
- Brown-out Detector and Power-on Reset
These features make the AT91SAM7X256-AU suitable for applications requiring robust communication interfaces, moderate processing power, and low power consumption.
Pinout
Key features and functions include:
- Pin Count: 100 pins
- Core: ARM7TDMI, 32-bit RISC architecture
- Flash Memory: 256 KB
- SRAM: 64 KB
- Peripherals:
- Ethernet MAC (with dedicated DMA)
- USB 2.0 full-speed device
- Two USARTs
- Two SPIs
- SSC (Synchronous Serial Controller)
- TWI (Two-Wire Interface, compatible with I2C)
- 8-channel 10-bit ADC
- PWM
- Timer/Counters
- RTC (Real-Time Clock)
This microcontroller is well-suited for network-connected embedded applications due to its integrated Ethernet MAC and other communication interfaces.