Microchip Technology, Inc. Microcontrollers ATSAMD21G18A-UUT

ARM® Cortex®-M0+ SAM D21G, Functional Safety (FuSa) Microcontroller IC 32-Bit Single-Core 48MHz 256KB (256K x 8) FLASH 45-WLCSP

Manufacturer: Microchip Technology
Win Source Part Number: 862498-ATSAMD21G18A-UUT
Series: SAM D21G, Functional Safety (FuSa)
Operating Temperature Range: -40°C ~ 85°C (TA)
Features: ARM® Cortex®-M0+ series Microcontroller IC 32-Bit 48MHz 256KB (256K x 8) FLASH 45-WLCSP
Core Processor: ARM® Cortex®-M0+
Speed: 48MHz
Package: Reel - TR
Package: 45-XFBGA, WLCSP
Mounting: Surface Mount
Core Size: 32-Bit
Connectivity: I2C, LINbus, SPI, UART/USART, USB
Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O: 38
Program Memory Size: 256KB (256K x 8)
Program Memory Type: FLASH
Data Converters: A/D 14x12b; D/A 1x10b
Oscillator Type: Internal
Supply Voltage: 1.62V ~ 3.6V
Family Name: ATSAMD21G18
Categories: Integrated Circuits (ICs)
Case / Package: 45-WLCSP
ECCN: 3A991A2
Popularity: Medium
Fake Threat In the Open Market: 42 pct.
Supply and Demand Status: Limited
Quantity per package: 5000
MSL Level: 3 (168 Hours)
REACH Status: REACH Unaffected
HTSUS: 8542.31.0001
Other Part Number: ATSAMD21G18A-UUTCT, ATSAMD21G18A-UUTDKR, ATSAMD21G18A-UUT-ND, ATSAMD21G18A-UUTTR

IC MCU 32BIT 256KB FLASH 45WLCSP Product overview: ATSAMD21G18A-UUT 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-ATSAMD21G18A-UUT can be used for catalog matching and distributor lookup.