ATSAM3S1BA-AU

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ATSAM3S1BA-AU

IC MCU 32BIT 64KB FLASH 64LQFP

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Spezifikationen

Package Tray
Series SAM3S
ProductStatus Obsolete
CoreProcessor ARM® Cortex®-M3
CoreSize 32-Bit Single-Core
Speed 64MHz
Connectivity I²C, MMC, SPI, SSC, UART/USART, USB
Peripherals Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
NumberofI/O 47
ProgramMemorySize 64KB (64K x 8)
ProgramMemoryType FLASH
RAMSize 16K x 8
Voltage-Supply(Vcc/Vdd) 1.62V ~ 3.6V
DataConverters A/D 10x10/12b; D/A 2x12b
OscillatorType Internal
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 64-LQFP

Übersicht

Description

The ATSAM3S1BA-AU is a microcontroller from Microchip’s SAM3 series, based on the ARM Cortex-M3 architecture. It features a 32-bit RISC processor, operating at speeds up to 84 MHz, making it suitable for a range of applications including consumer electronics, industrial control, and automotive systems.
Key features include 64KB of Flash memory, 16KB of SRAM, and various peripheral interfaces such as UART, SPI, I2C, and ADC. The chip supports multiple power-saving modes, allowing for efficient energy management in battery-operated devices.
The ATSAM3S1BA-AU integrates advanced functionalities including a USB device interface, DMA controller, and multiple timers, enhancing its performance for complex tasks. Its compact 64-pin QFN package facilitates easy integration into space-constrained designs.
This microcontroller is particularly valued for its versatility, extensive development resources, and robust support from Microchip, making it a popular choice for embedded system developers.

Features

The ATSAM3S1BA-AU is a microcontroller from Microchip's SAM3S series, based on the ARM Cortex-M3 architecture. Key features include:
- 32-bit ARM Cortex-M3 CPU: Operates at up to 84 MHz, providing high-performance processing.
- Flash Memory: 128 KB of flash memory for program storage.
- SRAM: 64 KB of SRAM for data handling.
- Peripheral Interfaces: Includes various communication interfaces such as UART, SPI, I2C, and CAN.
- ADC: 12-bit, 1 MSPS ADC with up to 8 channels for analog input.
- Timers: Multiple timers, including PWM, to support various timing functions.
- USB: Full-speed USB 2.0 device interface.
- DMA Controller: Direct Memory Access for efficient data transfer.
- Low Power Modes: Features for energy efficiency, suitable for battery-powered applications.
- Operating Voltage: 1.8V to 3.6V, making it versatile for different power supply requirements.
This combination makes the ATSAM3S1BA-AU suitable for a wide range of embedded applications, including industrial, automotive, and consumer electronics.

Package

The ATSAM3S1BA-AU is packaged in a 64-pin QFN (Quad Flat No-lead) package, specifically a 10mm x 10mm body size. This type of package is designed for compactness and efficient thermal performance in electronic applications.

Pinout

The ATSAM3S1BA-AU is a microcontroller from the Atmel SAM3S series, featuring a total of 48 pins. It is based on the ARM Cortex-M3 architecture and operates at a maximum frequency of 84 MHz.
Key functions include:
- Digital I/O: 32 general-purpose input/output (GPIO) pins.
- Communication Interfaces:
- 2x UART (Universal Asynchronous Receiver-Transmitter)
- 1x SPI (Serial Peripheral Interface)
- 1x I2C (Inter-Integrated Circuit)
- Analog Interfaces:
- 1x 12-bit ADC (Analog-to-Digital Converter)
- Timers: Multiple timers for PWM (Pulse Width Modulation) and general timing applications.
- Memory: Supports up to 128 KB of flash memory and 16 KB of SRAM.
- Power Management: Operates within a voltage range of 1.62V to 3.6V.
This microcontroller is typically used in embedded applications requiring efficient processing and a range of communication options.

Manufacturer

The ATSAM3S1BA-AU is manufactured by Microchip Technology Inc., an American company specializing in microcontroller, mixed-signal, analog, and Flash-IP solutions. Founded in 1989, Microchip is well-known for its PIC microcontroller family and has expanded its product offerings to include a wide range of embedded solutions. The company serves various industries, including automotive, industrial, communications, and consumer electronics, providing developers with tools to create innovative applications. With a strong emphasis on research and development, Microchip continues to enhance its technologies and solutions for engineers and designers worldwide.

Application

The ATSAM3S1BA-AU is a microcontroller from Microchip’s SAM3 series, commonly used in embedded systems. Its application areas include industrial automation, consumer electronics, medical devices, motor control, and IoT devices. The device features ARM Cortex-M3 architecture, offering high performance and efficiency, making it suitable for real-time applications, data acquisition, and control tasks. Additionally, it supports various communication protocols, enhancing its versatility in diverse applications.

Equivalent

The ATSAM3S1BA-AU is an ARM Cortex-M3 microcontroller from Microchip (formerly Atmel). Equivalent products in the SAM3 series include ATSAM3S2BA-AU and ATSAM3S4BA-AU, which offer similar features with different memory and peripheral configurations. For alternatives outside the SAM3 series, consider the STM32F103 series from STMicroelectronics or the NXP LPC176x series, which also feature ARM Cortex-M3 cores.

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