ATSAM3U2CA-AU
- Mfr.Part #
- ATSAM3U2CA-AU
- Manufacturer
- Microchip Technology
- Package / Case
- 100-LQFP
- Datasheet
- Download
- Description
- IC MCU 32BIT 128KB FLASH 100LQFP
- Stock
- 10,502
- In Stock :
- 10,502
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- ROM (words) :
- 131072
- Number of Terminations :
- 100
- Peak Reflow Temperature (Cel) :
- 260
- Mounting Type :
- Surface Mount
- Lead Free :
- Lead Free
- Radiation Hardening :
- No
- Core Architecture :
- ARM
- Seated Height-Max :
- 1.6 mm
- Published :
- 1997
- Height :
- 1.45mm
- Product :
- MCU
- Core Size :
- 32-Bit
- Number of Timers/Counters :
- 3
- Contact Plating :
- Tin
- Package / Case :
- 100-LQFP
- Operating Temperature :
- -40°C~85°C TA
- Number of I/O :
- 57
- Package Shape :
- Square
- Series :
- SAM3U
- Voltage - Supply (Vcc/Vdd) :
- 1.62V~3.6V
- Package :
- Tray
- Packaging :
- Tray
- Number of I/O Lines :
- 96
- DAC Channels :
- yes
- Tradename :
- Cortex-M3, Cortex
- Number of I2C Channels :
- 1
- Mounting Style :
- SMD/SMT
- Pbfree Code :
- yes
- Frequency :
- 96MHz
- Package Type :
- LQFP
- Program Memory Type :
- Flash
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Interface :
- EBI/EMI, I2C, MMC, SPI, UART, USART, USB
- Terminal Form :
- Gull wing
- Screening Level :
- Industrial
- Data Converter :
- A/D 4x10b, 4x12b
- JESD-30 Code :
- S-PQFP-G100
- Number of PWM Channels :
- 7
- Bit Size :
- 32
- Memory Size :
- 128kB
- Surface Mount :
- yes
- Instruction Set Architecture :
- RISC
- Number of ADC Channels :
- 4
- JESD-609 Code :
- e3
- RoHS :
- Details
- Maximum Operating Temperature :
- +85 °C
- Core Processor :
- ARM® Cortex®-M3
- Temperature Grade :
- Industrial
- Product Category :
- ARM Microcontrollers - MCU
- Supplier Package :
- LQFP
- Brand :
- Microchip Technology / Atmel
- CPU Family :
- CORTEX-M3
- Family Name :
- SAM3U
- Supplier Device Package :
- 100-LQFP (14x14)
- Number of I/Os :
- 57 I/O
- Terminal Position :
- QUAD
- Address Bus Width :
- 32b
- Program Memory Size :
- 128KB 128K x 8
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Device Core :
- ARM Cortex M3
- Data Bus Width :
- 32b
- Mount :
- Surface Mount
- PWM Channels :
- yes
- Interface Type :
- 3xUSART, 4xSPI, Bus, TWI
- Oscillator Type :
- Internal
- Length :
- 14mm
- Terminal Pitch :
- 0.5mm
- Pin Count :
- 100
- Connectivity :
- EBI/EMI, I2C, Memory Card, SPI, SSC, UART/USART, USB
- Minimum Operating Temperature :
- -40 °C
- Power Supplies :
- 1.8,3.3 V
- External Data Bus Width :
- 8
- REACH SVHC :
- No SVHC
- RoHS Status :
- ROHS3 Compliant
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- DMA Channels :
- yes
- Speed :
- 96MHz
- Peripherals :
- Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Reach Compliance Code :
- Compliant
- Width :
- 14mm
- Watchdog Timer :
- yes
- Product Type :
- ARM Microcontrollers - MCU
- Manufacturer :
- Microchip
- Number of Pins :
- 100
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Data Converters :
- A/D 4x10b, 4x12b
- Factory Lead Time :
- 13 Weeks
- Product Status :
- Active
- Typical Operating Supply Voltage :
- 1.8 V, 3.3 V
- Base Part Number :
- ATSAM3U
- Has ADC :
- yes
- Qualification Status :
- Not Qualified
- RAM (bytes) :
- 32768
- Number of Terminals :
- 100
- Dimensions :
- 14 x 14 x 1.45mm
- Supply Voltage :
- 1.8V
- Mounting :
- Surface Mount
- RAM Size :
- 36K x 8
- Base Product Number :
- ATSAM3U
- ROM Programmability :
- Flash
- EEPROM Size :
- --
- Datasheets
- ATSAM3U2CA-AU
ATSAM3U2CA-AU Documents

Microcontrollers Microchip Technology ATSAM3U2CA-AU Overview
The Microcontrollers Microchip Technology ATSAM3U2CA-AU is a robust microcontroller unit (MCU) from the acclaimed manufacturer Microchip Technology, designed to cater to a broad range of applications requiring high performance and reliability. This 32-bit MCU offers a powerful ARM Cortex-M3 processor capable of running up to 96 MHz, providing the computational power necessary for intensive tasks. With 128 KB of Flash memory and extensive connectivity options including USB, I2C, SPI, and UART, the ATSAM3U2CA-AU is ideal for projects demanding significant data storage and fast data transfer rates. The 100LQFP packaging ensures a compact footprint while allowing for easier integration into space-constrained applications.
ATSAM3U2CA-AU Features
The ATSAM3U2CA-AU MCU boasts multiple features that enhance its functionality and versatility:
- 32-bit ARM Cortex-M3 processor for efficient processing and optimal power consumption.
- 96 MHz maximum CPU speed, enabling rapid handling of complex operations.
- 128 KB of Flash memory, providing ample space for application code and data storage.
- Comprehensive connectivity with full-speed USB, SPI, I2C, and UART interfaces, facilitating easy communication and peripheral integration.
- 100-pin LQFP (Low-profile Quad Flat Package) that supports dense circuit designs without compromising on performance.
ATSAM3U2CA-AU Applications
- Industrial Automation: Utilized in control systems where processing power and multiple communication interfaces are necessary to handle complex automation tasks efficiently.
- Medical Devices: Fits perfectly in healthcare applications where reliability and accuracy are crucial, such as in portable medical diagnostics or monitoring systems.
- Consumer Electronics: Employs in devices like smart home gadgets, where its processing capabilities and connectivity options enable sophisticated user interactions and connectivity.
- Automotive Applications: Used in car entertainment and information systems, supporting the demands for robust performance and varied communication needs.
- Internet of Things (IoT): Ideal for IoT devices that require high performance, extensive connectivity, and low power consumption for smart city and home applications.
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