ATSAMC21J18A-MUT

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ATSAMC21J18A-MUT

IC MCU 32BIT 256KB FLASH 64QFN

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規格

Supplier Microchip Technology
Package Tape & Reel (TR),Cut Tape (CT)
Series SAM C21, Functional Safety (FuSa)
ProductStatus Active
CoreProcessor ARM® Cortex®-M0+
CoreSize 32-Bit Single-Core
Speed 48MHz
Connectivity CANbus, I²C, LINbus, SPI, UART/USART
Peripherals Brown-out Detect/Reset, DMA, POR, WDT
NumberofI/O 52
ProgramMemorySize 256KB (256K x 8)
ProgramMemoryType FLASH
RAMSize 32K x 8
Voltage-Supply(Vcc/Vdd) 2.7V ~ 5.5V
DataConverters A/D 20x12b, 3x16b; D/A 1x10b
OscillatorType Internal
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 64-VFQFN Exposed Pad

概述

Description

ATSAMC21J18A-MUT is a Microchip/Atmel MCU in the SAM C21 family (32-bit ARM Cortex‑M0+). It targets mid‑range embedded apps and combines:
- Core: ARM Cortex‑M0+ at up to 48 MHz
- Memory: flash and RAM (exact sizes vary by variant; refer to the datasheet for this part)
- Peripherals: SERCOM modules (USART/SPI/I2C), timers, ADC, and often USB Full‑Speed device; plus event system and DMA
- Low‑power features for energy‑efficient designs
The “MUT” suffix denotes a specific variant/packaging used for testing or evaluation; exact pinout, memory, and USB capabilities should be confirmed on the datasheet or product page for this exact part.
Development and debugging: use Microchip Studio or MPLAB X IDE with the XC32/GCC toolchain; program/debug with supported hardware (e.g., Atmel-ICE, or other SWD-compatible debuggers).
Typical uses: USB peripherals, sensor interfaces, IoT edge devices, and other power‑conscious embedded applications. For precise specs, consult the official datasheet and product page.

Features

ATSAMC21J18A-MUT is a member of Microchip’s SAM C21 family. Key features include:
- 32-bit ARM Cortex-M0+ core, up to 48 MHz
- On-chip Flash memory and SRAM
- SERCOM peripherals for UART, SPI, and I2C (flexible pin multiplexing with DMA support)
- USB 2.0 Full-Speed device (where applicable on the package)
- Analog: 12-bit ADC with multiple channels (typical for the family)
- Timers, PWM, and capture/compare features
- Event System and DMA controller for low‑CPU‑overhead peripheral signaling
- Power management: multiple sleep modes, deep sleep, and brown-out/reset options
- Wide operating voltage range (generally around 1.8–3.6 V)
- Debug and programming via SWD/JTAG interfaces
- Peripherals and memory protection features, watchdog timers, and reset sources
- Suitable for low-power, embedded applications with flexible I/O and multiple package options
Note: exact Flash/SRAM sizes and package options vary by specific variant. Refer to the datasheet for precise numbers and supported features for ATSAMC21J18A-MUT.

Package

144-pin LQFP package.

Pinout

Pin count: 100 pins (in the MU package).
Function: a 32‑bit ARM Cortex‑M0+ microcontroller (SAM C21 family) with integrated peripherals (USB, SERCOM/SPI/I2C/UART, ADC/DAC, timers, etc.), typically with up to 256 KB flash and 32 KB RAM.

Manufacturer

Manufacturer: Microchip Technology Inc.
What kind of company: An American multinational semiconductor company that designs and manufactures microcontrollers, memory, and analog ICs for embedded systems (owns the SAM microcontroller line after acquiring Atmel).

Application

ATSAMC21J18A-MUT is a 32‑bit ARM Cortex‑M0+ MCU suitable for:
- Industrial automation and control
- Motor control and power electronics
- Smart meters and energy-management systems
- IoT devices and gateways
- Building/home automation
- Automotive body electronics and sensor interfaces
(Compact, low-power embedded solutions across automation, energy, IoT, and automotive applications.)

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