ATSAM3U4CA-AU
- Mfr.Part #
- ATSAM3U4CA-AU
- Manufacturer
- Microchip Technology
- Package / Case
- 100-LQFP
- Datasheet
- Download
- Description
- IC MCU 32BIT 256KB FLASH 100LQFP
- Stock
- 247
- In Stock :
- 247
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Screening Level :
- Industrial
- Terminal Pitch :
- 0.5mm
- Family Name :
- SAM3U
- Program Memory Size :
- 256KB 256K x 8
- DAC Channels :
- yes
- Program Memory Type :
- Flash
- CPU Family :
- CORTEX-M3
- Package Shape :
- Square
- Package :
- Tray
- Height :
- 1.45mm
- Data Bus Width :
- 32b
- RoHS :
- Details
- Terminal Form :
- Gull wing
- Mounting :
- Surface Mount
- Minimum Operating Temperature :
- -40 °C
- MSL :
- MSL 3 - 168 hours
- Pbfree Code :
- yes
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- External Data Bus Width :
- 8
- REACH SVHC :
- No SVHC
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Peripherals :
- Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Mounting Type :
- Surface Mount
- Number of SPI Channels :
- 4
- Manufacturer :
- Microchip
- Number of I/O :
- 57
- ROM Programmability :
- Flash
- Number of Pins :
- 100
- Packaging :
- Tray
- JESD-609 Code :
- e3
- Interface Type :
- 3xUSART, 4xSPI, Bus, TWI
- Watchdog Timer :
- yes
- Radiation Hardening :
- No
- Time@Peak Reflow Temperature-Max (s) :
- 40
- RAM Size :
- 52K x 8
- Core Architecture :
- ARM
- Frequency :
- 96MHz
- Data Converter :
- A/D 4x10b, 4x12b
- DMA Channels :
- yes
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Position :
- QUAD
- Device Core :
- ARM Cortex-M3
- Base Product Number :
- ATSAM3U
- Number of Timers/Counters :
- 8
- Qualification Status :
- Not Qualified
- Core Processor :
- ARM® Cortex®-M3
- Number of I2C Channels :
- 1
- Instruction Set Architecture :
- RISC
- Supply Voltage :
- 1.8V
- Power Supplies :
- 1.8,3.3 V
- Number of Terminals :
- 100
- Address Bus Width :
- 32b
- Oscillator Type :
- Internal
- Typical Operating Supply Voltage :
- 1.8 V, 3.3 V
- Memory Size :
- 256KB
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Interfaces :
- EBI, EMI, I2C, SPI, SSC, UART, USART
- EEPROM Size :
- --
- ROM (words) :
- 262144
- Number of I/Os :
- 57 I/O
- Factory Lead Time :
- 13 Weeks
- Bit Size :
- 32
- Brand :
- Microchip Technology / Atmel
- Surface Mount :
- yes
- Data Converters :
- A/D 4x10b, 4x12b
- Series :
- SAM3U
- Operating Temperature :
- -40°C~85°C TA
- Mount :
- Surface Mount
- RAM (bytes) :
- 53248
- Connectivity :
- EBI/EMI, I2C, Memory Card, SPI, SSC, UART/USART, USB
- PWM Channels :
- yes
- Base Part Number :
- ATSAM3U
- Has ADC :
- yes
- Voltage - Supply (Vcc/Vdd) :
- 1.62V~3.6V
- Supplier Device Package :
- 100-LQFP (14x14)
- Mounting Style :
- SMD/SMT
- Product Category :
- ARM Microcontrollers - MCU
- Width :
- 14mm
- Number of I/O Lines :
- 96
- Interface :
- EBI/EMI, I2C, MMC, SPI, UART, USART, USB
- Speed :
- 96MHz
- Seated Height-Max :
- 1.6 mm
- Lead Free :
- Lead Free
- Length :
- 14mm
- Core Size :
- 32-Bit
- JESD-30 Code :
- S-PQFP-G100
- Dimensions :
- 14 x 14 x 1.45mm
- Product Status :
- Active
- Temperature Grade :
- Industrial
- Maximum Operating Temperature :
- +85 °C
- Pin Count :
- 100
- Reach Compliance Code :
- Compliant
- RoHS Status :
- ROHS3 Compliant
- Package Type :
- LQFP
- Published :
- 1997
- Product :
- MCU
- Number of Terminations :
- 100
- Product Type :
- ARM Microcontrollers - MCU
- Package / Case :
- 100-LQFP
- Tradename :
- Cortex-M3, Cortex
- Datasheets
- ATSAM3U4CA-AU

Microcontrollers Microchip Technology ATSAM3U4CA-AU Overview
The ATSAM3U4CA-AU from Microchip Technology is a highly capable microcontroller tailored for demanding applications that require high-speed interfaces and advanced peripherals. As part of the robust SAM3U series, this 32-bit MCU is built on a high-performance processor core with ARM Cortex-M3 architecture, providing a perfect balance of power efficiency and performance. The integration of 256KB of flash memory in a compact 100-pin LQFP package makes the ATSAM3U4CA-AU a versatile choice for both space-constrained and feature-rich applications. Ideal for industrial, commercial, and medical applications, its comprehensive feature set supports a wide range of functionalities designed to streamline development and enhance product performance.
ATSAM3U4CA-AU Features
The Microcontrollers Microchip Technology ATSAM3U4CA-AU excels in delivering powerful features that include USB OTG (On-The-Go) capabilities, high-speed data transmission interfaces such as SPI and I2C, and extensive interrupt and DMA support systems. Its 96MHz maximum CPU speed enables efficient handling of complex algorithms and processes, while its robust I/O capabilities facilitate versatile peripheral integrations. Enhanced security features and low power consumption modes ensure reliable and secure applications, suitable for scalable deployments.
ATSAM3U4CA-AU Applications
- Medical Devices: Utilized in patient monitoring systems and wearable health devices, the ATSAM3U4CA-AU ensures reliable data processing and connectivity, crucial for real-time health status monitoring.
- Industrial Automation: Drives controllers and automation systems, providing the necessary computational power and connectivity to manage multiple sensors and actuators in a synchronized manner.
- Consumer Electronics: Serves as the core for high-performance consumer electronics, such as gaming peripherals and advanced remote controls, offering responsive user interaction and robust operation.
- Communication Systems: Supports complex communication protocols required in modems and network routers, ensuring fast and secure data transmission.
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