Microchip Technology, Inc. Microcontrollers ATSAM3S4BA-MUR

ARM® Cortex®-M3 SAM3S Microcontroller IC 32-Bit Single-Core 64MHz 256KB (256K x 8) FLASH 64-QFN (9x9)

Win Source Part Number: 1340784-ATSAM3S4BA-MUR
Category: Integrated Circuits (ICs) - Embedded - Microcontrollers
Series: SAM3S
Core Processor: ARM® Cortex®-M3
Speed: 64MHz
Package: Tape & Reel
Standard Package: 3,500
Core Size: 32-Bit Single-Core
Connectivity: I2C, MMC, SPI, SSC, UART/USART, USB
Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O: 47
Program Memory Size: 256KB (256K x 8)
Program Memory Type: FLASH
RAM Size: 48K x 8
Data Converters: A/D 10x10/12b; D/A 2x12b
Oscillator Type: Internal
Mounting Type: Surface Mount
Package / Case: 64-VFQFN Exposed Pad
Supplier Device Package: 64-QFN (9x9)
Temperature Range - Operating: -40°C ~ 85°C (TA)
ECCN: 3A991A2
Fake Threat In the Open Market: 48 pct.
MSL Level: 3 (168 Hours)
Voltage - Supply (Vcc/Vdd): 1.62V ~ 3.6V
REACH Status: REACH Unaffected
HTSUS: 8542.31.0001
Mfr: Microchip Technology
Base Product Number: ATSAM3S

IC MCU 32BIT 256KB FLASH 64QFN Product overview: ATSAM3S4BA-MUR from Microchip Technology is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 32-bit, 32BIT, 256KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 32-bit, 32BIT, 256KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-ATSAM3S4BA-MUR can be used for catalog matching and distributor lookup.