32-bit ARM Cortex-M3 microcontroller featuring 256KB FLASH memory and 52KB RAM. Operates at up to 96MHz with a 32-bit address and data bus. Offers extensive I/O with 57 pins and interfaces including I2C, SPI, USB, and UART. Includes 4 ADC channels, 4 PWM channels, and integrated peripherals like DMA and WDT. Packaged in a 100-pin LQFP for surface mounting, with an operating temperature range of -40°C to 85°C.
Frequency96MHz
PackageLQFP
MountingSurface Mount
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Technical Specifications
Microchip ATSAM3U4CA-AU technical specifications.
General
Address Bus Width
32b
Package/Case
LQFP
Core Architecture
ARM
Data Bus Width
32b
Frequency
96MHz
Height
1.45mm
Interface
I2C, SPI, USB, UART, USART, EBI/EMI
Lead Free
Lead Free
Length
14mm
Max Frequency
96MHz
Max Operating Temperature
85°C
Max Supply Voltage
3.6V
Memory Size
256KB
Memory Type
FLASH,
Min Operating Temperature
-40°C
Min Supply Voltage
1.62V
Mount
Surface Mount
Number of ADC Channels
4
Number of I/Os
57
Number of I2C Channels
1
Number of PWM Channels
4
Number of SPI Channels
4
Number of Timers/Counters
1
Number of UART Channels
1
Oscillator Type
Internal
Packaging
Tray
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT, DMA
RAM Size
52KB
Reach SVHC Compliant
No
RoHS Compliant
Yes
Series
SAM3U
Watchdog Timer
Yes
Width
14mm
Compliance
RoHS
Compliant
Datasheet
Microchip ATSAM3U4CA-AU Datasheet
Download the complete datasheet for Microchip ATSAM3U4CA-AU to view detailed technical specifications.
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