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AT91SAM7S256D-MU
+BOMIC MCU 16/32BIT 256KB FLSH 64QFN
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Nhà sản xuấtcủa Atmel
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Ông. Phần #AT91SAM7S256D-MU
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Bảng dữ liệu AT91SAM7S256D-MU DataSheet
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Gói VQFN-64
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Có sẵn6119
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Bulk |
| Series | SAM7S |
| Part Status | Active |
| Core Processor | ARM7® |
| Core Size | 16/32-Bit |
| Speed | 55MHz |
| Connectivity | I²C, SPI, SSC, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Number of I/O | 32 |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 64K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.65V ~ 1.95V |
| Data Converters | A/D 8x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Tổng quan
Description
The microcontroller is housed in a QFN64 package, suitable for space-constrained designs. It operates at 1.65V to 3.6V, featuring power-saving modes to extend battery life in portable devices. The AT91SAM7S256D-MU is ideal for industrial control, consumer electronics, and communication systems due to its robust set of features and peripheral support. It also has extensive development support with tools like Atmel Studio, enabling efficient firmware development and debugging. Its combination of features and capabilities makes it a reliable choice for developers aiming to implement complex functionalities in embedded systems.
Equivalent
1. NXP's LPC2138 – ARM7-based microcontroller.
2. STMicroelectronics' STM32F103 series – ARM Cortex-M3 based microcontrollers.
3. Texas Instruments' TMS470 series – ARM7-based microcontrollers.
These alternatives offer similar functionalities, but specifics like peripheral sets and power consumption may vary. Always compare datasheets to ensure compatibility with your project's requirements.
Features
Key features include:
- Peripherals: It offers a range of peripherals such as USART, SPI, TWI (I2C compatible), and an 8-channel 10-bit ADC.
- Timers: Includes several timers and a real-time clock for precise time-keeping and event management.
- USB Support: Integrated USB 2.0 full-speed device for connectivity.
- I/O Ports: A wide array of configurable I/O pins for flexible hardware interfacing.
- Power Management: Features a power management controller to handle power consumption efficiently, with various low-power modes.
- Security: Incorporates a watchdog timer for system reliability and a brown-out detector.
This microcontroller is well-suited for embedded systems requiring robust performance, connectivity, and peripheral flexibility.
Pinout
- ARM7TDMI Core: Runs at up to 55 MHz.
- Flash Memory: 256 KB of in-system programmable Flash memory.
- SRAM: 64 KB of high-speed SRAM.
- Peripherals: Includes interfaces like USB 2.0 Full Speed, USART, SPI, TWI (I2C), PWM, and ADC.
- I/O Ports: Offers several flexible I/O lines.
- Timers: Includes multiple 16-bit timers and a real-time clock.
- Watchdog Timer: Onboard for system reliability.
- Power Management Controller: Efficiently manages power consumption.
- Interrupt Controller: Supports both vectorized and prioritized interrupts.
This microcontroller is suitable for a wide range of applications that require an efficient embedded solution with multiple integrated functions. The 64-pin configuration provides sufficient connectivity for complex system requirements.