ATSAM3S ATMEL [ATMEL Corporation], ATSAM3S Datasheet
ATSAM3S
Manufacturer Part Number
ATSAM3S
Description
AT91 ARM Cortex M3-based Processor
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.ATSAM3S.pdf
(65 pages)
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Features
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Core
Pin-to-pin compatible with AT91SAM7S legacy products (48- and 64-pin versions)
Memories
System
Low Power Modes
Peripherals
I/O
Packages
– ARM
– Memory Protection Unit (MPU)
– Thumb
– From 64 to 256 Kbytes embedded Flash, 128-bit wide access, memory accelerator,
– From 16 to 48 Kbytes embedded SRAM
– 16 Kbytes ROM with embedded bootloader routines (UART, USB) and IAP routines
– 8-bit Static Memory Controller (SMC): SRAM, PSRAM, NOR and NAND Flash
– Memory Protection Unit (MPU)
– Embedded voltage regulator for single supply operation
– Power-on-Reset (POR), Brown-out Detector (BOD) and Watchdog for safe
– Quartz or ceramic resonator oscillators: 3 to 20 MHz main power with Failure
– High precision 8/12 MHz factory trimmed internal RC oscillator with 4 MHz default
– Slow Clock Internal RC oscillator as permanent low-power mode device clock
– Two PLLs up to 130 MHz for device clock and for USB
– Temperature Sensor
– Up to 22 peripheral DMA (PDC) channels
– Sleep and Backup modes, down to 3 µA in Backup mode
– Ultra low power RTC
– USB 2.0 Device: 12 Mbps, 2668 byte FIFO, up to 8 bidirectional Endpoints. On-Chip
– Up to 2 USARTs with ISO7816, IrDA
– Two 2-wire UARTs
– Up to 2 Two Wire Interface (I2C compatible), 1 SPI, 1 Serial Synchronous Controller
– Up to 6 Three-Channel 16-bit Timer/Counter with capture, waveform, compare and
– 4-channel 16-bit PWM with Complementary Output, Fault Input, 12-bit Dead Time
– 32-bit Real-time Timer and RTC with calendar and alarm features
– Up to 15-channel, 1Msps ADC with differential input mode and programmable gain
– One 2-channel 12-bit 1Msps DAC
– One Analog Comparator with flexible input selection, window mode, Selectable
– 32-bit Cyclic Redundancy Check Calculation Unit (CRCCU)
– Up to 79 I/O lines with external interrupt capability (edge or level sensitivity),
– Three 32-bit Parallel Input/Output Controllers, Peripheral DMA assisted Parallel
– 100-lead LQFP, 14 x 14 mm, pitch 0.5 mm / 100-ball LFBGA, 9 x 9 mm, pitch 0.8 mm
– 64-lead LQFP, 12 x 12 mm, pitch 0.5 mm / 64-pad QFN 9x9 mm, pitch 0.45 mm
– 48-lead LQFP, 9 x 9 mm, pitch 0.5 mm / 48-pad QFN 7x7 mm, pitch 0.45 mm
single plane
support
operation
Detection and optional low power 32.768 kHz for RTC or device clock
frequency for device startup. In-application trimming access for frequency
adjustment
Transceiver
(I2S), 1 High Speed Multimedia Card Interface (SDIO/SD Card/MMC)
PWM mode. Quadrature Decoder Logic and 2-bit Gray Up/Down Counter for
Stepper Motor
Generator Counter for Motor Control
stage
input hysteresis
debouncing, glitch filtering and on-die Series Resistor Termination
Capture Mode
®
Cortex
®
-2 instruction set
®
-M3 revision 2.0 running at up to 64 MHz
®
, RS-485, SPI, Manchester and Modem Mode
AT91 ARM
Cortex M3-based
Processor
ATSAM3S Series
Preliminary
Summary
NOTE: This is a summary document.
The complete document is available on
the Atmel website at www.atmel.com.
6500AS–ATARM–11-Dec-09
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