사양
| 속성 | 가치 |
| Package | Tray |
| 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 | 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 | 64-LQFP |
개요
Description
The AT91SAM7S256D-AU is a microcontroller from Microchip Technology, belonging to the SAM7S series. It is based on the ARM7TDMI core, offering a blend of performance, power efficiency, and cost-effectiveness. This microcontroller features 256KB of Flash memory and 64KB of SRAM, making it suitable for a variety of embedded applications.
Key specifications include a maximum operating frequency of 55 MHz, multiple communication interfaces such as USART, SPI, and I2C, as well as a 10-bit ADC for analog signal processing. The device supports in-system programming and debugging through JTAG, enhancing development flexibility.
The AT91SAM7S256D-AU is designed for low-power applications, featuring various power-saving modes. Its compact LQFP-64 package provides a balanced combination of pin count and board space efficiency. This microcontroller is ideal for applications like industrial automation, consumer electronics, and handheld devices that require reliable performance and a rich set of features.
Key specifications include a maximum operating frequency of 55 MHz, multiple communication interfaces such as USART, SPI, and I2C, as well as a 10-bit ADC for analog signal processing. The device supports in-system programming and debugging through JTAG, enhancing development flexibility.
The AT91SAM7S256D-AU is designed for low-power applications, featuring various power-saving modes. Its compact LQFP-64 package provides a balanced combination of pin count and board space efficiency. This microcontroller is ideal for applications like industrial automation, consumer electronics, and handheld devices that require reliable performance and a rich set of features.
Equivalent
The AT91SAM7S256D-AU is a microcontroller from Microchip Technology (formerly Atmel). Equivalent products include the STM32F103 series from STMicroelectronics, the LPC2148 from NXP, and the PIC32MX series from Microchip itself. These alternatives offer similar features and performance but may have different peripherals, pin counts, and power requirements. Always check the specific requirements of your project to ensure compatibility.
Features
The AT91SAM7S256D-AU is a microcontroller from Microchip Technology, featuring a 32-bit ARM7TDMI processor with a maximum clock speed of 55 MHz. It offers 256 KB of Flash memory and 64 KB of SRAM for versatile application support. Key features include a USB 2.0 Full-Speed Device Port, multiple communication interfaces such as SPI, TWI (I2C), USART, and SSC for audio applications. It provides a 10-bit ADC with 8 channels and a 4-channel 16-bit Timer/Counter. The device supports advanced power-saving modes for efficient energy use. Its I/O ports are highly configurable, enhancing flexibility for various applications. The microcontroller includes an integrated voltage regulator and a brown-out detector. It is packaged in a 64-pin LQFP, designed for easy integration into embedded systems. This device suits applications in consumer electronics, industrial control, and communication systems due to its performance, memory, and rich set of peripherals.
Pinout
The AT91SAM7S256D-AU is a microcontroller from Microchip Technology, part of the AT91SAM ARM7 family. It comes in a LQFP (Low-Profile Quad Flat Pack) package with 100 pins. This microcontroller is designed for a wide range of embedded applications.
Key features and functions include:
1. Core: ARM7TDMI processor with a maximum operating frequency of 55 MHz.
2. Memory: 256 KB of Flash memory and 64 KB of SRAM.
3. Peripheral Interfaces:
- Multiple UARTs for serial communication.
- SPI and I²C interfaces for peripheral connectivity.
- USB Full-Speed Device Port.
- 10-bit ADC for analog input.
4. GPIO: Programmable I/O lines for interfacing with external devices.
5. Timers: Multiple 16-bit timers, PWM channels, and RTC.
6. Power Management: Includes various modes for power efficiency.
These features make the AT91SAM7S256D-AU suitable for applications like industrial control, consumer electronics, and communication devices.
Key features and functions include:
1. Core: ARM7TDMI processor with a maximum operating frequency of 55 MHz.
2. Memory: 256 KB of Flash memory and 64 KB of SRAM.
3. Peripheral Interfaces:
- Multiple UARTs for serial communication.
- SPI and I²C interfaces for peripheral connectivity.
- USB Full-Speed Device Port.
- 10-bit ADC for analog input.
4. GPIO: Programmable I/O lines for interfacing with external devices.
5. Timers: Multiple 16-bit timers, PWM channels, and RTC.
6. Power Management: Includes various modes for power efficiency.
These features make the AT91SAM7S256D-AU suitable for applications like industrial control, consumer electronics, and communication devices.
Manufacturer
The AT91SAM7S256D-AU is manufactured by Microchip Technology Inc. Microchip Technology is a leading provider of microcontroller, analog, FPGA, connectivity, and power management semiconductor products. The company offers a wide range of solutions for various applications in the consumer, automotive, industrial, communications, and computing markets. Microchip focuses on innovation and quality, providing both standalone and integrated solutions that are designed to optimize product designs and speed time to market for its customers.
Application
The AT91SAM7S256D-AU is a microcontroller suited for various applications due to its performance and features. Common application areas include:
1. Embedded Systems: Ideal for use in consumer electronics and industrial automation due to its ARM7TDMI core.
2. Automotive: Used in control systems and infotainment due to reliability and robust performance.
3. Communication Devices: Supports interfaces like UART and SPI, making it suitable for communication equipment.
4. Medical Devices: Applied in monitoring equipment and portable medical devices due to its low power consumption.
5. Home Automation: Suitable for smart home devices and security systems.
6. Education and Prototyping: Used in development boards and educational kits for learning microcontroller applications.
1. Embedded Systems: Ideal for use in consumer electronics and industrial automation due to its ARM7TDMI core.
2. Automotive: Used in control systems and infotainment due to reliability and robust performance.
3. Communication Devices: Supports interfaces like UART and SPI, making it suitable for communication equipment.
4. Medical Devices: Applied in monitoring equipment and portable medical devices due to its low power consumption.
5. Home Automation: Suitable for smart home devices and security systems.
6. Education and Prototyping: Used in development boards and educational kits for learning microcontroller applications.
Package
The AT91SAM7S256D-AU is a microcontroller from Microchip Technology, featuring a 64-pin LQFP (Low-Profile Quad Flat Pack) package type.
