The extensive peripheral set includes a Full Speed USB device port with embedded transceiver, a high-speed multimedia card interface for SDIO/SD/MMC, an external bus interface featuring a static memory controller providing connection to SRAM, PSRAM, NOR Flash, LCD module and NAND flash, two USARTs, two UARTs, two TWIs (I2C), three SPI, I2S, PWM timer, six 16-bit timers, RTC, 15-ch 12-bit ADC, 2-ch 12-bit DAC, and an analog comparator.

Technical Specifications

Parameters and characteristics for this part

Specification	ATSAM3S1AB-AU

A/D Channels	8 count
A/D Resolution (Max)	12 bit
A/D Resolution (Min)	10 bit
Connectivity	I2C, USB, SSC, SPI, UART, USART, MMC
Converter Type	A/D
Core Configuration	Single-Core
Core Processor	ARM® Cortex®-M3
Core Size (Bit Width)	32 Bit
Mounting Type	Surface Mount
Number of I/O	34
Operating Temperature (Max)	85 °C
Operating Temperature (Min)	-40 °C
Oscillator Type	Internal
Package / Case	48-LQFP
Package Length	7 mm
Package Name	48-LQFP
Package Width	7 mm
Peripherals	Brown-out Detect, WDT, Reset, I2S, PWM, DMA, POR
Program Memory Depth	64 K
Program Memory Size	64 KB
Program Memory Type	FLASH
Program Memory Width	8 bit
RAM Size Depth	16 K
RAM Size Width	8 bit
Speed	64 MHz
Voltage - Supply (Vcc/Vdd) Maximum	3.6 V
Voltage - Supply (Vcc/Vdd) Minimum	1.62 V

ATSAM3S Series

Part	Voltage - Supply (Vcc/Vdd) Maximum	Voltage - Supply (Vcc/Vdd) Minimum	Mounting Type	Package / Case	Connectivity	Package Width	Package Name	Package Length	Core Processor	Operating Temperature (Max)	Operating Temperature (Min)	Peripherals	Speed	Program Memory Width	Program Memory Size	Program Memory Depth	Program Memory Type	Core Size (Bit Width)	Converter Type	A/D Resolution (Min)	D/A Resolution (bits)	A/D Resolution (Max)	D/A Channels	A/D Channels	Number of I/O	RAM Size Depth	RAM Size Width	Oscillator Type
Microchip Technology ATSAM3SD8CA-AU	3.6 V	1.62 V	Surface Mount	100-LQFP	EBI EMI I2C IrDA Memory Card SPI SSC UART USART USB	14 mm	100-LQFP	14 mm	ARM® Cortex®-M3	85 °C	-40 °C	Brown-out Detect DMA I2S POR PWM Reset WDT	64 MHz	8 bit	512 KB	512 K	FLASH	32 Bit	A/D D/A	10 bit	12 bit	12 bit	2 count	15 count	79	64 K	8 bit	Internal
Microchip Technology ATSAM3SD8CA-CU	3.6 V	1.62 V	Surface Mount	100-TFBGA	EBI EMI I2C IrDA Memory Card SPI SSC UART USART USB	9 mm	100-TFBGA	9 mm	ARM® Cortex®-M3	85 °C	-40 °C	Brown-out Detect DMA I2S POR PWM Reset WDT	64 MHz	8 bit	512 KB	512 K	FLASH	32 Bit	A/D D/A	10 bit	12 bit	12 bit	2 count	15 count	79	64 K	8 bit	Internal

Pricing

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CAD

3D models and CAD resources for this part

Documents

Technical documentation and resources

Product Change Notice EN

AT03155: Real-Time-Clock Calibration and Compensation

AT06864: SAM3/4C/4CM/4CP/4E/4N/4S/G Reset Controller (RSTC) Driver

SAM3S Microcontroller Series Schematic Check List

AT02410: Smartcard Stack on SAM3S-EK

Data Converter Terminology - This Application Note defines a number of key parameters related to data converters (ADC and DAC) and discusses the extent to which they can be tested. Equations are given to evaluate all key values.

SAM3S Series Datasheet

ATSAM3S1AB-AU | Datasheet