ATSAM3U
ATSAM3U is 32-bit ARM-based Microcontrollers manufactured by Atmel.
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Features
- Core
- ARM® Cortex™-M3 revision 2.0 running at up to 96 MHz
- Memory Protection Unit (MPU)
- Thumb®-2 instruction set Memories
- From 64 to 256 Kbytes embedded Flash, 128-bit wide access, memory accelerator, dual bank
- From 16 to 48 Kbytes embedded SRAM with dual banks
- 16 Kbytes ROM with embedded bootloader routines (UART, USB) and IAP routines
- Static Memory Controller (SMC): SRAM, NOR, NAND support. NAND Flash controller with 4-kbyte RAM buffer and ECC System
- Embedded voltage regulator for single supply operation
- POR, BOD and Watchdog for safe reset
- Quartz or resonator oscillators: 3 to 20 MHz main and optional low power 32.768 k Hz for RTC or device clock.
- High precision 4/8/12 MHz factory trimmed internal RC oscillator and slow clock internal RC oscillator
- One PLL for device clock and one dedicated PLL for USB 2.0 High Speed Device
- Up to 19 peripheral DMA (PDC) channels and 4-channel central DMA Low Power Modes
- Sleep and Backup modes, down to 2.5 µA in Backup mode.
- Backup domain: VDDBU pin, RTC, 32 backup registers
- Ultra low power RTC: 0.6 µA Peripherals
- USB 2.0 Device: 480 Mbps, 4-kbyte FIFO, up to 7 bidirectional Endpoints, dedicated DMA
- Up to 4 USARTs (ISO7816, Ir DA®, Flow Control, SPI, Manchester support) and one UART
- Up to 2 TWI (I2C), 1 SPI, 1 SSC (I2S), 1 HSMCI (SDIO/SD/MMC)
- 3-Channel 16-bit Timer/Counter (TC) for capture, pare and PWM
- 4-channel 16-bit PWM (PWMC)
- 32-bit Real Time Timer (RTT) and RTC with calendar and alarm Features
- 8-channel 12-bit 1Msps ADC with differential input mode and programmable gain stage, 8-channel 10-bit ADC I/O
- Up to 96 I/O lines with external interrupt capability (edge or level sensitivity), debouncing, glitch filtering and on-die Series Resistor Termination
- Three 32-bit Parallel Input/Outputs (PIO) Packages
- 100-lead LQFP, 14 x 14 mm, pitch 0.5 mm
- 100-ball LFBGA, 9 x 9 mm, pitch 0.8...
