Microcontroladores

Produtos (18706)

ATSAMC20E18A-AUT - 48MHz Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMC20E18A-AUT

ATSAMC20E18A-AUT - 48MHz Cortex-M0+ MCU 256KB Flash | Microchip

The Microchip Technology ATSAMC20E18A-AUT is a 32-bit ARM Cortex-M0+ microcontroller running at up to 48 MHz with 256 KB of in-system programmable Flash and 32 KB of SRAM, housed in a 32-pin TQFP (7x7 mm) package and qualified to AEC-Q100 Grade 1 for automotive and harsh industrial environments. It is part of the SAM C20 family of 5 V-tolerant Cortex-M0+ MCUs designed for industrial automation, appliances, and motor control in electrically noisy environments. The part integrates a Cortex-M0+ core that delivers 2.46 CoreMark/MHz, a hardware single-cycle multiplier, an MPU, a Micro Trace Buffer, and a dedicated 8 KB Flash bank for EEPROM emulation that preserves main-Flash endurance. A microcontroller (MCU) is a single-chip computer that combines a CPU core, non-volatile program memory (Flash), volatile data memory (SRAM), and programmable peripherals. The Cortex-M0+ is an ARM 32-bit core optimized for energy efficiency and deterministic interrupt response, widely adopted in cost-sensitive embedded designs. Within the broader component taxonomy, the SAM C20 sits in this hierarchy: ARM Cortex-M0+ -> 32-bit MCU -> microcontroller -> embedded processor -> semiconductor IC. Its 5 V I/O tolerance is a deliberate feature that allows designers to retain legacy analog front-ends while migrating away from older 8-bit PIC16/PIC18 designs. Key features of the ATSAMC20E18A-AUT include full 5 V supply tolerance, six SERCOM peripherals configurable as UART/SPI/I2C, a CAN-FD controller, a 12-bit ADC, a 16-bit Sigma-Delta ADC, analog comparators, and a 24-bit Peripheral Touch Controller (PTC) for capacitive touch. The 32-pin TQFP-7x7 package provides a familiar footprint for drop-in upgrades from SAM D20 E-series parts. AEC-Q100 Grade 1 qualification extends the operating temperature range from -40 °C to +125 °C, suiting under-hood and industrial cabinet environments. The SAM C20 architecture combines deterministic Cortex-M0+ performance with the 5 V I/O tolerance of legacy 8-bit MCUs, simplifying migration from PIC16/PIC18 designs while adding CAN-FD connectivity for industrial networks. The dedicated 8 KB Flash bank for EEPROM emulation spreads write cycles away from the main Flash, an important consideration for parameter storage in applications that log non-volatile settings. Typical applications include industrial sensor nodes, HVAC controllers, automotive body and comfort ECUs, small BLDC motor drivers, white-goods control boards, and CAN-FD networked appliances. The combination of 5 V I/O, AEC-Q100 Grade 1, and CAN-FD makes it especially attractive as a drop-in upgrade path for designs migrating from PIC18 or older SAM D20 parts. When designing with this part, ensure the 5 V supply is well decoupled with a 100 nF X7R capacitor close to each VDD pin and a bulk 4.7 µF tantalum or ceramic on the analog AVDD rail. For automotive CAN-FD networks, add a common-mode choke and ESD diode on the CANH/CANL lines and verify bus termination against ISO 11898-1. This page synthesizes distributor pricing, same-family drop-in alternatives, and PCB design notes that go beyond the manufacturer datasheet summary.

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ATSAMC20E18A-MUT - 48MHz Cortex-M0+ MCU, 256KB Flash | Microchip
ATSAMC20E18A-MUT

ATSAMC20E18A-MUT - 48MHz Cortex-M0+ MCU, 256KB Flash | Microchip

The Microchip Technology ATSAMC20E18A-MUT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 family, running at up to 48 MHz with 256 KB of in-system self-programmable Flash and 32 KB SRAM, housed in a 32-pin VQFN (5x5 mm) package. It is designed for industrial and commercial applications in electrically noisy environments, supporting a wide 2.7V to 5.5V supply range and featuring robust CAN-FD communications, six SERCOM serial interfaces, and a Peripheral Touch Controller (PTC) for up to 256-channel capacitive touch sensing. What is a Cortex-M0+ microcontroller? An ARM Cortex-M0+ MCU is an energy-efficient 32-bit processor core with a two-stage pipeline, single-cycle I/O port access, and a single-cycle hardware multiplier, optimized for cost-sensitive embedded applications. The Cortex-M0+ sits below Cortex-M3/M4 in performance hierarchy but above 8-bit 8051/PIC cores in computational efficiency and code density. Within the system hierarchy it is classified as: microcontroller -> embedded MCU -> semiconductor IC. The SAM C20 family specifically targets 5V-tolerant, noise-immune designs. Key differentiating features include a 12-bit 1 Msps ADC with oversampling/decimation supporting 13/14/15/16-bit effective resolution, two analog comparators with window mode, an integrated temperature sensor, a Memory Protection Unit (MPU), a Micro Trace Buffer, and a 16-bit Real-Time Counter (RTC). The device also includes six SERCOM modules that can each operate as UART/USART, SPI, or I2C, and supports full-speed USB via an integrated transceiver in related variants. Architecturally, the SAM C20 implements single-cycle hardware multiply, atomic bit manipulation (bit-banding not used; uses atomic set/clear registers), and an advanced interrupt controller (NVIC) with 4 priority levels and a Non-Maskable Interrupt (NMI). The 32-VQFN package provides an exposed thermal pad for improved heat dissipation, and the device supports -40C to +85C industrial temperature operation. Typical applications include industrial motor control, building automation, smart energy metering, CAN-FD node interfaces, capacitive touch human-machine interfaces (HMIs), and noise-immune sensor hubs. The combination of 5V I/O tolerance and CAN-FD makes it particularly suited for industrial fieldbus nodes and automotive body electronics. Design consideration: When migrating from the SAM D20/D21 families, verify SERCOM pin mapping - SAM C20 uses an enhanced SERCOM channel assignment that is documented as drop-in compatible with select SAM D20/D21 pinouts, but always cross-check the I/O multiplexing table in the datasheet. This page synthesizes Microchip distributor pricing, drop-in compatible alternatives, and practical design notes not found in the manufacturer datasheet alone.

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ATSAMC20G15A-ANT - 48MHz Cortex-M0+ MCU, 32KB Flash, 48-TQFP | Microchip
ATSAMC20G15A-ANT

ATSAMC20G15A-ANT - 48MHz Cortex-M0+ MCU, 32KB Flash, 48-TQFP | Microchip

The Microchip Technology ATSAMC20G15A-ANT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 family, delivering 48 MHz CPU performance with 32 KB of Flash and 4 KB of SRAM in a 48-pin TQFP (7x7 mm) package. Designed for 5V-tolerant industrial and commercial applications, it integrates a CAN-FD controller, multiple SERCOM serial interfaces, a Peripheral Touch Controller (PTC), and advanced analog peripherals including a 12-bit ADC with oversampling. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and a rich set of on-chip peripherals such as timers, communication controllers, ADC/DAC, and GPIO. The SAM C20 family is part of the broader Microchip/Microcontroller hierarchy: ARM Cortex-M0+ core -> 32-bit MCU -> SAM C20 family -> industrial-grade 5V MCU with CAN-FD. This 5V-tolerant positioning differentiates SAM C20 from typical 3.3V Cortex-M0+ devices, making it well suited for noisy industrial environments, automotive body modules, and home appliances where 5V signaling is still common. Key differentiating features of the ATSAMC20G15A-ANT include 32 KB Flash and 4 KB SRAM, a 12-bit differential ADC with hardware oversampling supporting 13/14/15/16-bit effective resolution, two analog comparators with window mode, an integrated temperature sensor, a 256-channel Peripheral Touch Controller (PTC) for capacitive touch and proximity sensing, and CAN-FD peripheral support. The device operates across an extended temperature range suitable for industrial deployments and supports up to 38 programmable I/O pins. Per the Microchip SAM C20 datasheet, this MCU is pin-compatible with select SAM D20 and SAM D21 devices, easing migration within the Microchip portfolio. Typical applications for the ATSAMC20G15A-ANT include industrial sensor nodes, building automation controllers, automotive body and HVAC modules, household appliances with capacitive touch UI, low-end CAN nodes, and white-goods motor control interfaces. Its combination of 5V tolerance, CAN-FD, and integrated touch hardware targets designers who need to interface to legacy 5V industrial buses without external level shifters. When designing with this device, pay close attention to the 48-pin TQFP PCB footprint, ensure adequate decoupling near VDD pins, and plan CAN bus termination per ISO 11898. The integrated PTC requires careful PCB layout for reliable capacitive touch performance. The 32 KB Flash constraint means code should be optimized for size using the Atmel START / MPLAB X toolchain. This page synthesizes distributor pricing, drop-in alternatives within the same 48-TQFP footprint, and practical design notes that go beyond the manufacturer datasheet to help engineers shorten their BOM and qualification cycle.

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ATSAMC20G15A-MUT - 48MHz Cortex-M0+ MCU 32KB Flash | Microchip
ATSAMC20G15A-MUT

ATSAMC20G15A-MUT - 48MHz Cortex-M0+ MCU 32KB Flash | Microchip

The Microchip Technology (formerly Atmel) ATSAMC20G15A-MUT is a 32-bit ARM Cortex-M0+ microcontroller running at up to 48 MHz, integrating 32 KB of in-system self-programmable Flash and 4 KB of SRAM in a 48-pin QFN (7x7 mm) package. It belongs to the SAM C20 family of 5 V-tolerant microcontrollers designed for industrial and commercial applications in electrically noisy environments, featuring AEC-Q100 Grade 1 qualification for automotive use cases. The device supports 5 V supply operation with integrated CAN-FD, advanced analog peripherals, and a Peripheral Touch Controller (PTC). A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, and a wide range of peripherals such as timers, communication interfaces, ADCs, and GPIO onto a single silicon die. Within the broader taxonomy of semiconductors, MCUs sit under microcontrollers -> microprocessors and controllers -> integrated circuits (ICs). The Cortex-M0+ core from Arm is the smallest and most energy-efficient member of the Cortex-M family, optimized for low-cost, low-power embedded applications while still providing a 32-bit instruction set, single-cycle hardware multiplier, and deterministic interrupt handling. Key features of the ATSAMC20G15A-MUT include a Cortex-M0+ core with Micro Trace Buffer and Memory Protection Unit (MPU), 1 KB of independent self-programmable Flash for EEPROM emulation, a 12-bit 1 Msps ADC with up to 16 channels and hardware oversampling, two analog comparators with window-compare, a 16-bit Sigma-Delta DAC, and an integrated temperature sensor. It also provides a Peripheral Touch Controller (PTC) supporting up to 256 channels of capacitive touch and proximity sensing, six SERCOM modules configurable as UART/SPI/I2C, and up to 38 programmable I/O pins. An integrated CAN-FD controller rounds out the connectivity for automotive and industrial networking. Architecturally, the SAM C20 family shares a common peripheral set with the SAM D20/D21 families, allowing firmware and toolchain reuse. The 5 V-tolerant GPIO and supply simplify interfacing to legacy 5 V sensors and actuators, eliminating the level shifters required by 3.3 V-only MCUs. The on-chip voltage regulator, brown-out detector, and Watchdog Timer with Window mode enhance reliability in harsh industrial environments. Typical applications include automotive body and chassis controllers, industrial sensor nodes, capacitive touch user interfaces, motor control peripherals, building automation, and CAN-FD networked equipment. The wide 2.7 V to 5.5 V supply range and AEC-Q100 Grade 1 qualification make it especially suited to 12 V/24 V vehicle systems and 24 V industrial bus rails. When designing with this part, remember that the QFN package requires a thermal pad soldered to a ground copper pour for proper heat dissipation and electrical grounding. The supply pins should be decoupled with 100 nF ceramic capacitors placed as close to each VDD pin as possible, plus a bulk 4.7 uF to 10 uF capacitor near the regulator input. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found on individual distributor listings or the manufacturer datasheet, helping engineers compare the ATSAMC20G15A-MUT against pin-compatible options quickly.

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ATSAMC20G16A-AUT - 48MHz ARM Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMC20G16A-AUT

ATSAMC20G16A-AUT - 48MHz ARM Cortex-M0+ MCU 64KB Flash | Microchip

The Microchip Technology ATSAMC20G16A-AUT is a 32-bit ARM Cortex-M0+ microcontroller running at 48 MHz with 64 KB of Flash and 8 KB of SRAM, housed in a 48-pin TQFP (7x7 mm) package. The device integrates a CAN-FD controller, multiple SERCOM serial interfaces, a 12-bit ADC, and a 10-bit DAC for mixed-signal designs in industrial environments. A microcontroller (MCU) is a single-chip computer containing a processor core, memory, and programmable peripherals. The SAM C20 family belongs to the Cortex-M0+ architecture -> ARM 32-bit core -> embedded microcontroller -> semiconductor device hierarchy, optimized for low-power deterministic real-time control in noisy industrial environments with 5 V tolerance. Key features include 64 KB Flash / 8 KB SRAM, up to 48 MHz CPU clock, six SERCOM modules configurable as UART/SPI/I2C, one CAN-FD port, 12-bit 1 MSPS ADC with up to 12 channels, 10-bit 300 kSPS DAC, and a Peripheral Touch Controller (PTC) supporting capacitive touch sensing. The device operates from 2.7 V to 5.5 V, making it directly compatible with 3.3 V and 5 V industrial buses. The ATSAMC20G16A-AUT uses the Cortex-M0+ Von Neumann architecture with single-cycle 32-bit I/O and a Nested Vector Interrupt Controller (NVIC). The integrated CAN-FD peripheral supports bit rates up to 1 Mbit/s for classical CAN and up to 5 Mbit/s with CAN-FD frames. Hardware dividers and atomic bit manipulation simplify protocol stack implementation. Typical applications include industrial CAN node controllers, building automation sensor hubs, capacitive touch human-machine interfaces, automotive body controllers, and 5 V-tolerant sensor aggregation nodes. The 5 V tolerance eliminates level shifters on 5 V industrial sensor interfaces. When designing with this device, ensure the VDDCORE pin is decoupled with a 1 uF and 100 nF capacitor pair and that the trace to VDD is short to minimize inrush during ADC sampling. The automotive-grade -AUT suffix confirms operation up to +85 C ambient and Tape & Reel packaging for high-volume SMT assembly.

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ATSAMC20G16A-MNT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMC20G16A-MNT

ATSAMC20G16A-MNT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip

The Microchip Technology ATSAMC20G16A-MNT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 family, operating at up to 48 MHz with 64 KB of Flash and 8 KB of SRAM, housed in a 48-pin VQFN (7x7 mm) package with an exposed thermal pad. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (SRAM), and a rich set of peripherals such as timers, communication interfaces, and analog blocks. The Cortex-M0+ is the most energy-efficient ARM core for embedded designs, while the SAM C20 family is positioned by Microchip for cost-sensitive 5V-tolerant industrial and automotive body/comfort applications. In the broader taxonomy, this device belongs to: microcontroller -> embedded MCU -> 32-bit MCU -> ARM Cortex-M0+ MCU -> semiconductor IC. Key specifications include 64 KB Flash (64K x 8), 8 KB SRAM, a 12-bit 1 Msps ADC with up to 10 analog channels, 5V tolerant I/O, and full-speed USB device support depending on variant. The device also integrates a CAN-FD controller, SERCOM (configurable serial communication) peripherals supporting USART, SPI, and I2C, a 16-bit Sigma-Delta ADC interface option, and a Peripheral Touch Controller (PTC) for capacitive touch sensing. The industrial-grade -40C to +105C temperature range matches harsh-environment requirements. Architecturally, the ATSAMC20G16A uses a single-cycle hardware multiplier, Nested Vectored Interrupt Controller (NVIC), and Microchip's SAM D/C20 bus matrix with separate AHB/APB domains for low-latency peripheral access. The integrated SleepWalking peripherals and Event System allow autonomous peripheral operation while the CPU is in sleep, making the part well-suited to battery-aware IoT and sensor nodes. Typical applications include industrial sensor conditioning, CAN node endpoints, low-cost BLDC/PMSM motor control (especially with companion gate drivers), USB human-interface devices, capacitive touch user interfaces, and home appliance control boards. The 5V-tolerant I/O simplifies integration with legacy 5V sensors and drivers, a differentiator from typical 3.3V-only Cortex-M0+ parts. When designing with this device, ensure the exposed pad (EP) is properly soldered to a sufficient ground copper pour for thermal dissipation and electrical grounding. Decoupling: place 100 nF + 1 uF ceramic capacitors near each VDD pin, and a 4.7 uF bulk capacitor at the regulator output. The 48 MHz core requires the system clock to be configured via the GCLK generator before peripherals operate at full speed. This page synthesizes distributor pricing, drop-in alternatives from the SAM C20 family, and practical design notes not found in the manufacturer datasheet alone.

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ATSAMC20G17A-AUT - 48MHz Cortex-M0+ MCU 128KB | Microchip
ATSAMC20G17A-AUT

ATSAMC20G17A-AUT - 48MHz Cortex-M0+ MCU 128KB | Microchip

The Microchip Technology ATSAMC20G17A-AUT is an ARM Cortex-M0+ 32-bit microcontroller from the SAM C20 family, operating at 48 MHz with 128 KB of Flash and 16 KB of SRAM, housed in a 48-pin TQFP (7x7 mm) package. According to the verified distributor listing, it integrates rich communications peripherals including a SERCOM module and CAN-FD controller, and is qualified for industrial-grade temperatures up to 85C. What is a Cortex-M0+ microcontroller? The Cortex-M0+ is an ARM processor core designed for ultra-low-power embedded applications, providing a 32-bit instruction set in a compact silicon footprint. It belongs to the broader ARM Cortex-M processor family, which sits within the microcontroller (MCU) category of integrated circuits. MCUs combine CPU core, memory, and peripherals on a single die, making them the workhorse of modern embedded systems. Key features of the ATSAMC20G17A-AUT include 5V tolerance on digital I/O, a 12-bit ADC, multiple timers, I2C/SPI/UART-configurable SERCOM channels, and a full-speed USB 2.0 device interface. The CAN-FD peripheral supports the latest CAN 2.0A/B and CAN-FD protocols for automotive and industrial networking. The integrated Peripheral Touch Controller (PTC) supports capacitive touch sensing without external components. Architecturally, the SAM C20 family is fabricated on a low-power CMOS process and is engineered for noisy industrial environments. The 5V-tolerant I/O simplifies interfacing with legacy 5V logic, while the SERCOM modules allow flexible peripheral mapping to any I/O pin, simplifying PCB layout. An integrated Event System enables inter-peripheral signaling without CPU intervention, reducing latency and power. Typical applications include industrial automation, building control, sensor nodes, HVAC controllers, automotive body electronics, and low-end motor control. Designers choose this part for its combination of CAN-FD connectivity, 5V I/O tolerance, and the strong Atmel Studio/Microchip Studio ecosystem. The wide operating voltage range (2.7V-5.5V) allows direct battery or 5V rail operation. When designing with this MCU, ensure the VDDCORE pin is decoupled per the datasheet with both bulk and high-frequency ceramics. The 48-pin TQFP package is easy to hand-solder and inspect, which suits prototyping and small-volume production. Software development is supported by Microchip Studio, MPLAB X, and Harmony framework for rapid code generation. This page synthesizes distributor pricing, drop-in alternatives within the SAM C20 family, and practical design notes not found in the standalone manufacturer datasheet, giving procurement and engineering teams a single reference for evaluation.

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ATSAMC20G17A-MUT - 48MHz Cortex-M0+ MCU, 128KB Flash | Microchip
ATSAMC20G17A-MUT

ATSAMC20G17A-MUT - 48MHz Cortex-M0+ MCU, 128KB Flash | Microchip

The Microchip Technology ATSAMC20G17A-MUT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 family, integrating 128KB of in-system self-programmable Flash, 16KB SRAM, and a Peripheral Touch Controller (PTC), in a 48-pin QFN (7x7 mm) package with an exposed thermal pad. It operates up to 48MHz from a 2.7V to 5.5V supply, supporting both 3.3V and 5V rails common in industrial designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory, data memory, and configurable peripherals. The Cortex-M0+ core is an ultra-low-power 32-bit ARM processor core designed for embedded applications, sitting beneath Cortex-M3/M4/M7 in the ARM hierarchy and ideal for cost-sensitive, energy-aware designs. The SAM C20 sub-family is optimized for 5V-tolerant operation and capacitive touch sensing. Key features include a single-cycle hardware multiplier, a Micro Trace Buffer for instruction tracing, a Memory Protection Unit (MPU), and a 4KB independent Flash block for EEPROM emulation. The part offers two Analog Comparators with window compare function, an integrated temperature sensor, hardware oversampling/decimation for 13-16-bit ADC resolution, and a 256-channel Peripheral Touch Controller for capacitive touch and proximity sensing. The ATSAMC20G17A-MUT is drop-in compatible with select SAM D20 and SAM D21 devices, easing migration between 5V-tolerant C20 and 3.3V-focused D20/D21 variants. Up to 38 programmable I/O pins, SERCOM serial communication, and a full-speed USB 2.0 device/host stack round out the peripheral set. Typical applications include capacitive touch human-machine interfaces (HMI), industrial sensor nodes, building automation controls, white goods and home appliances, low-power IoT edge nodes, and motor control feedback loops in 5V-tolerant systems. The wide 2.7-5.5V input range allows direct connection to 5V rails without external level shifters. When designing with the ATSAMC20G17A-MUT, ensure the exposed pad is soldered to the ground plane for thermal and electrical performance. Decouple VDD with 100nF ceramic capacitors placed within 2mm of each supply pin, and route the SWDIO/SWCLK signals away from high-frequency switching nodes to avoid debug interference. This page consolidates distributor pricing, parametric drop-in alternatives, application design notes, and engineering guidance not found in the manufacturer datasheet alone.

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ATSAMC20G18A-ANT - 48MHz Cortex-M0+ MCU 256KB | Microchip
ATSAMC20G18A-ANT

ATSAMC20G18A-ANT - 48MHz Cortex-M0+ MCU 256KB | Microchip

The Microchip Technology ATSAMC20G18A-ANT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 family, featuring 256KB of Flash and 32KB of SRAM, housed in a 48-pin TQFP (7x7 mm) package. It operates at up to 48 MHz, supports 5V supply, and integrates CAN-FD, a 12-bit ADC, and a Peripheral Touch Controller (PTC). The part is AEC-Q100 Grade 1 qualified (-40C to +125C), making it suitable for automotive and industrial applications. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory, and programmable peripherals. The SAM C20 family specifically targets 5V-tolerant designs that require higher noise immunity than typical 3.3V MCUs. As a member of the Cortex-M0+ hierarchy, the ATSAMC20G18A balances low power consumption (Thumb-2 instruction efficiency) with deterministic real-time performance, sitting between simple 8-bit MCUs and higher-performance Cortex-M4/M7 devices in Microchip's portfolio. Key differentiating features include CAN-FD hardware support for in-vehicle networking, a 12-bit successive-approximation ADC with up to 16 channels, and the PTC for capacitive touch sensing without external components. The device supports SERCOM-configurable serial interfaces (UART, SPI, I2C), and offers up to 84 programmable I/O pins in the family. Its 5V-tolerant I/O simplifies interfacing with industrial sensors and actuators. Architecturally, the ATSAMC20G18A uses a single-cycle hardware multiply and a Nested Vector Interrupt Controller (NVIC), with the Cortex-M0+ core executing most instructions in one cycle. The device includes a 6-channel Event System for inter-peripheral signaling without CPU intervention, reducing latency for time-critical tasks. Typical applications include industrial automation controllers, automotive body and lighting ECUs, sensor hubs with capacitive touch, and CAN-FD connected motor control. The wide 2.7V-5.5V supply range and AEC-Q100 qualification also suit harsh-environment deployments. When designing with this part, choose decoupling capacitors per the datasheet recommendations and ensure SWD programming/debug pins are accessible. The -ANT suffix denotes Tape and Reel packaging with 105C maximum operating temperature.

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ATSAMC20G18A-MNT - 256KB Flash 48MHz Cortex-M0+ MCU | Microchip
ATSAMC20G18A-MNT

ATSAMC20G18A-MNT - 256KB Flash 48MHz Cortex-M0+ MCU | Microchip

The Microchip Technology ATSAMC20G18A-MNT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 family, integrating 256KB of in-system self-programmable Flash, 32KB SRAM, and 8KB independent Flash for EEPROM emulation in a 48-pin QFN (7x7 mm) package with exposed pad. It operates at up to 48 MHz with single-cycle hardware multiplier, and is designed for 5V-tolerant industrial and commercial applications in electrically noisy environments. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory, and programmable peripherals. The Cortex-M0+ is ARM's smallest and most energy-efficient 32-bit core, used in deeply embedded applications where deterministic interrupt response and low power are essential. The SAM C20 series sits in Microchip's 5V-tolerant MCU portfolio between 8-bit PIC devices and higher-end Cortex-M4 SAM E/S70 parts, targeting motor control, CAN-FD nodes, and industrial sensor interfaces. Key features include the SERCOM configurable serial communication module (six instances), one CAN-FD controller, a 12-bit ADC with up to 12 channels, a 16-bit Sigma-Delta ADC, analog comparators, a Peripheral Touch Controller (PTC), and a 6-channel Event System. The integrated 32.768 kHz oscillator and PLL enable accurate timing, while the 5V-tolerant I/O simplifies interfacing to industrial 5V logic without external level shifters. Typical applications include CAN-FD node endpoints, industrial sensor transmitters, HVAC control boards, BLDC motor driver front-ends, low-cost appliances with capacitive touch, and building automation controllers. The wide operating temperature range (industrial, -40C to +105C for the MNT suffix) and CAN-FD peripheral make it particularly suited to industrial networked systems. When designing with the ATSAMC20G18A-MNT, place the decoupling capacitor network (100 nF + bulk) within 3 mm of the VDD pins, expose the central thermal pad to a continuous copper pour to reduce junction-to-ambient thermal resistance, and verify trace impedance for the SWD debug lines. This page consolidates distributor pricing, drop-in alternatives within the SAM C20 family, and practical design guidance beyond the manufacturer datasheet.

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ATSAMC20J16A-AUT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMC20J16A-AUT

ATSAMC20J16A-AUT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip

The Microchip Technology ATSAMC20J16A-AUT is an ARM Cortex-M0+ based 32-bit microcontroller from the SAM C20 family, operating at up to 48 MHz with 64 KB of Flash and 8 KB of SRAM, housed in a 64-pin TQFP (10x10 mm) package with an exposed thermal pad. The device supports a wide operating voltage range of 2.7V to 5.5V and is targeted at 5V industrial and automotive-grade applications requiring robust mixed-signal performance in noisy environments. Microcontrollers (MCUs) are programmable embedded computing devices that integrate a CPU core, memory, and peripherals onto a single silicon die. The ATSAMC20J16A belongs to the Cortex-M0+ MCU family, which occupies the entry-level position within the ARM Cortex-M hierarchy (Cortex-M0/M0+ -> Cortex-M3 -> Cortex-M4 -> Cortex-M7). The Cortex-M0+ is the most energy-efficient ARM core and is optimized for deterministic interrupt-driven control in cost-sensitive applications, making it the silicon engine of countless IoT, sensor, and motor-control designs. Key features of the ATSAMC20J16A-AUT include 6 SERCOM (Serial Communication) peripherals configurable as UART, SPI, or I2C, a CAN-FD controller for industrial networking, a 12-bit ADC with up to 12 channels, a 10-bit DAC, and multiple 16-bit timers. The device integrates a full-speed USB 2.0 interface and a hardware crypto block supporting AES-256. Built around the 5V-capable SAM C20 architecture, the part withstands supply noise and transients that would reset lower-voltage MCUs. Typical applications span industrial sensor nodes, automotive body and lighting controllers, building automation gateways, and CAN-FD bridges for industrial equipment. The CAN-FD peripheral in particular differentiates the SAM C20 from generic Cortex-M0+ MCUs and supports modern automotive and industrial network standards at data rates up to 1 Mbit/s. When laying out the PCB, place the 0.1 uF decoupling capacitors as close as possible to each VDD pin and provide a continuous ground pour beneath the exposed thermal pad. The "-AUT" suffix denotes automotive-grade (-40C to +85C) tape-and-reel packaging, while "-MUT" would denote industrial-grade (-40C to +85C) reel packaging on the same die. This page synthesizes distributor pricing, drop-in alternatives, and PCB layout considerations not aggregated on any single distributor page.

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ATSAMC20J16A-MNT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMC20J16A-MNT

ATSAMC20J16A-MNT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip

The Microchip Technology ATSAMC20J16A-MNT is an ARM Cortex-M0+ microcontroller running up to 48 MHz with 64 KB of in-system self-programmable Flash and 8 KB SRAM, housed in a 64-pin 9x9 mm VQFN exposed-pad package. The device integrates a single-cycle hardware multiplier, a Micro Trace Buffer, a Memory Protection Unit (MPU), and 2 KB of independent self-programmable Flash used for EEPROM emulation, in addition to advanced peripherals such as CAN-FD, a Peripheral Touch Controller (PTC), and a 5V-capable analog front end. An ARM Cortex-M0+ microcontroller is a 32-bit RISC processor core designed by Arm as the most energy-efficient member of the Cortex-M family. In the broader MCU taxonomy it sits beneath Cortex-M4/M7 parts in performance, but offers ultra-low active and sleep currents while retaining deterministic interrupt handling via the Nested Vectored Interrupt Controller (NVIC). The C20 sub-family additionally targets 5V-tolerant industrial and automotive body systems where 3.3V-only MCUs would require level shifters on every digital input and analog input. Key features include 5V supply tolerance over a 2.7 V to 5.5 V operating range, an integrated CAN-FD controller, the Peripheral Touch Controller for capacitive sensing, 12-bit analog capability through ADC/DAC, and SERCOM-configurable serial interfaces that can map to UART, SPI, or I2C. The 64 KB Flash variant lets designers implement full TCP/IP stacks, CANopen, or touch libraries while keeping BOM cost low. Architecturally, the device uses a two-wire ICE debugger interface, single-cycle 32x32 hardware multiply, and a multi-layer bus matrix that allows DMA to run concurrently with CPU code fetch. The C20 family is AEC-Q100 friendly in selected part numbers and qualified for industrial and consumer operating profiles from -40C to +105C. Peripherals are mapped via a pin-mux system, allowing 52 GPIO and the analog/digital functions to be re-tasked based on the firmware configuration, which simplifies board layout under tight VQFN escape constraints. Typical applications include CAN nodes in automotive body and industrial automation, capacitive touch user interfaces, low-power sensor hubs, building automation controllers, and small appliances with segmented LCD drive. The -MNT (Tape & Reel, 105C) suffix specifically targets surface-mount production lines operating in industrial temperature environments. Design consideration: the VQFN-9x9 package uses an exposed thermal pad that must be soldered to the ground plane for both thermal and electrical performance. Lacking the EP connection reduces the Flash endurance specification, so always provide a continuous ground pad beneath the IC. Configure unused pins as inputs with pull-down enabled to minimize sleep current to its lowest level. This page synthesizes distributor pricing, AEC-Q100 variants, and pin-compatible drop-in alternatives not found in the manufacturer datasheet alone.

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ATSAMC20J16A-MUT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMC20J16A-MUT

ATSAMC20J16A-MUT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip

The Microchip ATSAMC20J16A-MUT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 family operating at up to 48 MHz with 64 KB Flash and 8 KB SRAM in a 64-pin QFN (9x9 mm) package. It integrates CAN-FD, a Peripheral Touch Controller (PTC), advanced analog peripherals, and full 5V support, making it suitable for automotive body, industrial control, and Human-Machine Interface (HMI) applications. The -MUT suffix indicates industrial temperature grade (-40C to +85C) and Tape & Reel packaging. What is a microcontroller? A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (SRAM), and peripherals such as timers, communication interfaces, and analog blocks. The SAM C20 family uses the Cortex-M0+ core, the smallest and most energy-efficient ARM core, which offers deterministic interrupt response and a Thumb-2 instruction subset. Positioned in the product hierarchy, an MCU sits between simple microprocessors (MPUs without on-chip memory) and full System-on-Chips (SoCs). The C20 sub-family adds 5V-tolerant I/O and CAN-FD, distinguishing it from lower-voltage SAM D20 cousins. Key features include the Peripheral Touch Controller (PTC) supporting capacitive touch sensing up to 256 buttons via the QTouch library, a 12-bit ADC with up to 12 channels and 1 MSPS conversion rate, a 10-bit DAC, up to six SERCOM (serial communication) interfaces configurable as UART/SPI/I2C, and a full-speed USB 2.0 device interface. The Event System allows inter-peripheral signaling without CPU intervention, lowering latency and power. Hardware AES and True Random Number Generator (TRNG) provide security primitives for connected nodes. The Cortex-M0+ core consumes only 50 uA/MHz active and supports Sleep, Standby, and Backup modes down to 1.5 uA typical, enabling battery-friendly operation. Typical applications include automotive body electronics (HVAC panels, seat controllers, lighting, CAN nodes), industrial sensor hubs (4-20 mA loops, Modbus bridges), capacitive touch keypads and sliders for appliances, low-cost HMI with segment LCD or TFT up to small WVGA, and CAN-FD industrial automation nodes. The integrated PTC eliminates the need for an external touch controller, reducing BOM cost in white-goods and IoT devices. When designing with this MCU, allocate at least one SERCOM for each required protocol, since each SERCOM is software-configurable but only runs one interface at a time. For CAN-FD, add a CAN transceiver such as the MCP2562FD on the CANH/CANL lines. Place decoupling capacitors (100 nF plus 4.7 uF bulk) within 2 mm of the VDDCORE and VDDIO pins, and route the exposed pad to a continuous ground plane for thermal dissipation.

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ATSAMC20J17A-ANTS2 - 48MHz Cortex-M0+ MCU 128KB Flash | Microchip
ATSAMC20J17A-ANTS2

ATSAMC20J17A-ANTS2 - 48MHz Cortex-M0+ MCU 128KB Flash | Microchip

The Microchip ATSAMC20J17A-ANTS2 is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 family, delivering 48 MHz CPU performance with 128 KB of embedded Flash and 16 KB of SRAM in a 64-pin TQFP (10x10 mm) package. The device integrates Microchip's high-accuracy 48 MHz RC oscillator, supports 5V operation, and is rated for the industrial -40C to +105C temperature range, making it well suited for harsh-environment embedded designs. What is a microcontroller? A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (SRAM), and a rich set of peripherals such as timers, communication interfaces, and analog blocks. Within the broader semiconductor taxonomy, an MCU sits under Embedded ICs -> Microcontrollers -> 32-bit Microcontrollers -> ARM Cortex-M Microcontrollers. The SAM C20 family is Microchip's mainstream 5V-tolerant Cortex-M0+ line, targeting appliance control, sensor hubs, and industrial sensor conditioning where both 5V signal compatibility and low power are required. The ATSAMC20J17A-ANTS2 features 6 SERCOM (serial communication) interfaces that can be configured as UART, SPI, or I2C, a 12-bit ADC with up to 12 channels, multiple 16-bit Timer/Counter modules, and a full-speed USB device interface. Its Event System allows peripherals to communicate without CPU intervention, reducing latency and active-core time. The device supports Sleep, Idle, and Standby modes for power-constrained designs. On the architecture side, the Cortex-M0+ core implements the ARMv6-M instruction set with single-cycle I/O access via the Single-Cycle I/O Port (BUS MATRIX), giving deterministic response times for time-critical interrupt routines. Hardware divide and a Nested Vectored Interrupt Controller (NVIC) are included. The integrated 48 MHz high-accuracy RC oscillator (DFLL-calibrated to within 0.25% across 0-105C) eliminates the need for an external crystal in many designs. Typical applications include industrial sensor conditioning, motor-control co-processors, building automation nodes, smart-metering peripherals, and consumer appliance control boards. The 5V-tolerant I/O directly interfaces with legacy industrial sensors and 5V actuators, reducing the need for level shifters. When designing with this device, place the decoupling network (100 nF + 1 uF) within 3 mm of the VDD pins, keep the SWD trace length below 50 mm, and follow Microchip's SAM C20 hardware design checklist for the 64-pin TQFP layout. Programming is supported through the SWD interface using MPLAB X IDE, IAR, or Keil toolchains. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the standalone manufacturer datasheet.

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ATSAMC20J17A-AUT - 128KB Flash CAN-FD MCU | Microchip
ATSAMC20J17A-AUT

ATSAMC20J17A-AUT - 128KB Flash CAN-FD MCU | Microchip

The Microchip Technology ATSAMC20J17A-AUT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 family, integrating 128KB of Flash and 16KB of SRAM, operating at up to 48 MHz, and housed in a 64-pin TQFP (10x10 mm) package with CAN-FD support and 5V tolerant I/O. What is a SAM C20 microcontroller? The SAM C20 (also written SAMC20) is Microchip's family of ARM Cortex-M0+ based microcontrollers optimized for automotive and industrial CAN node applications. It is a member of the broader category hierarchy: microcontroller -> MCU -> embedded controller -> semiconductor IC. The Cortex-M0+ core is the smallest, most energy-efficient ARM processor, and the SAM C20 family adds 5V-tolerant I/O, CAN-FD connectivity, and a peripheral touch controller (PTC) to support harsh-environment and human-machine-interface designs. Key features of the ATSAMC20J17A-AUT include an integrated CAN-FD controller (ISO 11898-1:2015 compliant) for modern in-vehicle networking, an Advanced Analog block with a 12-bit ADC and 16-bit Sigma-Delta ADC-like support, up to 52 programmable I/O pins with 5V tolerance, and a Peripheral Touch Controller supporting capacitive-touch buttons, sliders, and wheels. The device supports 1.62V to 5.5V operation on the core/analog domains and 5V-tolerant digital I/O, making it ideal for mixed-voltage systems typically found in automotive body and powertrain peripherals. Technically, the SAM C20 architecture combines an ultra-low-power Cortex-M0+ core with a 6-channel peripheral event system, dual 16-bit timer/counters, a 12-bit ADC with up to 11 effective bits (ENOB), and a hardware AES engine on some family members. The device operates over an automotive temperature range of -40C to +85C (AUT suffix) and is qualified to AEC-Q100 Grade 1 standards for automotive reliability. Typical applications include automotive HVAC control modules, body control modules (BCM), CAN-based sensor nodes (BMS, tire pressure monitoring), industrial control panels with capacitive touch, and 5V industrial sensors requiring direct interface to legacy 5V logic. The built-in CAN-FD peripheral makes the part particularly attractive for any system that previously used a discrete MCU + external CAN controller. When designing with the ATSAMC20J17A-AUT, place the decoupling capacitor network as close to the VDD pins as possible - use a 100 nF X7R per power pin plus a bulk 4.7 uF near the regulator. The 5V I/O tolerance simplifies interface to existing 5V peripherals but requires review of input threshold behavior on shared lines. The AUT temperature grade implies full AEC-Q100 qualification, but designers should still validate ESD and EMC performance at the system level.

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ATSAMC20J18A-ANT - 256KB Flash Cortex-M0+ MCU, 48MHz, 64-TQFP | Microchip
ATSAMC20J18A-ANT

ATSAMC20J18A-ANT - 256KB Flash Cortex-M0+ MCU, 48MHz, 64-TQFP | Microchip

The Microchip Technology ATSAMC20J18A-ANT is a 32-bit ARM Cortex-M0+ microcontroller running up to 48 MHz, integrating 256 KB in-system self-programmable Flash, 32 KB SRAM, and an 8 KB independent Flash block for EEPROM emulation, all housed in a 64-pin TQFP (10x10 mm) package with exposed thermal pad. It belongs to the SAM C20 family of 5V-tolerant microcontrollers optimized for industrial and consumer applications. What is a Cortex-M0+ MCU? The ARM Cortex-M0+ is a 32-bit RISC processor core designed for energy-efficient embedded applications. It sits at the bottom of the Cortex-M hierarchy (M0+ -> M0 -> M3 -> M4 -> M7), prioritizing low power consumption and small die area over peak compute. Microcontrollers in this class integrate the CPU core with Flash, SRAM, and peripherals on a single die, forming the foundation of the microcontroller (MCU) -> embedded controller -> semiconductor device taxonomy. They serve as the primary processing element in countless IoT, industrial, and consumer products. Key features of the ATSAMC20J18A-ANT include a true 5V-tolerant I/O design, an integrated CAN-FD peripheral for modern automotive and industrial networking, a Peripheral Touch Controller (PTC) for capacitive touch interfaces, and an advanced analog block containing 12-bit ADC channels, a 10-bit DAC, and analog comparators. The device also provides six SERCOM modules, each configurable as USART, I2C, or SPI, giving the designer extensive flexibility for connecting mixed peripherals without external glue logic. On the architecture side, the ATSAMC20J18A-ANT implements the Cortex-M0+ core with a von Neumann bus and Thumb-2 instruction set only. The 256 KB Flash is organized for single-cycle access from the CPU and supports live firmware upgrades through a bootloader mapped into a protected region. The 32 KB SRAM is large enough for typical TCP/IP stacks, USB device class drivers, or graphics framebuffers when paired with an external display controller. A Memory Protection Unit (MPU) and Micro Trace Buffer round out the debugging and safety features. Typical applications include industrial CAN-FD nodes, building automation controllers, low-end human-machine interface (HMI) panels with capacitive touch, appliance motor control via PWM, and sensor aggregation hubs in factory automation. The 5V tolerance removes the need for level shifters when interfacing with legacy 5V industrial sensors, while the CAN-FD peripheral addresses the migration from Classical CAN to higher-bandwidth CAN-FD networks. A key design consideration is power budgeting. Although the Cortex-M0+ core is highly efficient, peripherals such as the ADC and PTC can dominate current consumption in always-on sensor applications. Using Sleep modes with selective peripheral run-stall control is essential when targeting deep battery operation. A 1uF plus 100nF decoupling capacitor pair should be placed within 5 mm of the VDDCORE pin. This page synthesizes distributor pricing, same-family drop-in alternatives (SAM C20 64-TQFP variants), and practical design notes not found in the manufacturer datasheet.

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ATSAMC20J18A-ANTS2 - 48MHz ARM Cortex-M0+ MCU, 256KB Flash | Microchip
ATSAMC20J18A-ANTS2

ATSAMC20J18A-ANTS2 - 48MHz ARM Cortex-M0+ MCU, 256KB Flash | Microchip

The Microchip Technology ATSAMC20J18A-ANTS2 is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 family, featuring 256KB of Flash, 32KB of SRAM, and a 48MHz maximum CPU frequency in a 64-pin TQFP (10x10 mm) package. The -ANTS2 ordering code suffix denotes Tape & Reel packaging, 105°C operating temperature, 5V I/O support, and high-accuracy 48MHz internal RC oscillator calibration. It targets 5V industrial and appliance applications where robustness, deterministic real-time response, and a straightforward Cortex-M0+ toolchain are required. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O into one package. The SAM C20 specifically uses the Cortex-M0+ core, the most energy-efficient member of the Cortex-M family. It sits within the wider hierarchy of microcontrollers -> embedded processors -> semiconductors, and is optimized for deterministic real-time control, low-power sleep modes, and small-footprint code generation with the Arm Thumb-2 instruction set. Key features of the ATSAMC20J18A-ANTS2 include the Cortex-M0+ core running up to 48MHz (2.46 CoreMark/MHz), 256KB embedded Flash, 32KB SRAM, a 12-bit 1Msps ADC, configurable SERCOM peripherals, full-speed USB 2.0 device on selected pins, and an Event System for hardware-triggered peripheral interactions without CPU involvement. Operating voltage is 2.7V to 5.5V, and the device is qualified for industrial temperature ranges up to 105°C, making it suitable for harsh environments. The device is built on a low-power CMOS process and integrates multiple power domains that allow selective peripheral shutdown to minimize active and idle current. The Event System and SleepWalking peripherals enable autonomous data acquisition and GPIO wake-up events without full CPU engagement, which is critical for battery-backed sensor nodes and Energy Harvesting designs. Typical applications include industrial sensor transmitters, HVAC and appliance control boards, building automation, smart metering, low-cost USB peripherals, motor control FOC companion MCUs, and 5V-tolerant retrofit designs replacing older 8/16-bit MCUs. The combination of high-accuracy internal RC oscillator and 5V I/O tolerance simplifies bill-of-materials by removing external crystals and level shifters. When designing with the ATSAMC20J18A-ANTS2, pay attention to decoupling (place 100nF + 1µF ceramics close to each VDD pin pair), trace the D+ and D+ USB lines as a 90Ω differential pair if USB is used, and verify that your debugger/programmer (e.g., Atmel-ICE, MPLAB Snap, PICkit 4) supports the SWD interface used by SAM C20 devices. This page synthesizes distributor pricing, drop-in alternatives within the SAM C20 family, and practical design notes not found in the manufacturer datasheet, providing an engineer-focused reference for sourcing and second-source decisions.

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ATSAMC20J18A-AUT - 256KB Flash Cortex-M0+ MCU | Microchip
ATSAMC20J18A-AUT

ATSAMC20J18A-AUT - 256KB Flash Cortex-M0+ MCU | Microchip

The Microchip Technology ATSAMC20J18A-AUT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 family, operating at up to 48 MHz with 256 KB of Flash and 32 KB of SRAM in a 64-pin TQFP (10x10 mm) package. It supports a wide 2.7V to 5.5V supply range with native 5V-tolerant I/O, enabling direct interfacing with legacy industrial 5V logic without level shifters. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory (Flash for code, SRAM for data), peripherals, and I/O onto one silicon die. The ARM Cortex-M0+ is the most energy-efficient core in the Cortex-M family, designed for deterministic embedded control with Thumb-2 instruction set, hardware single-cycle multiply, and a Nested Vectored Interrupt Controller (NVIC). The SAM C20 family extends this core with 5V tolerance, CAN-FD support, and Microchip's Peripheral Touch Controller (PTC), making the part a natural fit for industrial automation, appliance control, and automotive body electronics where 5V rails still dominate. Key features include the Cortex-M0+ core at 48 MHz delivering 38 CoreMark, integrated CAN-FD controller, full-speed USB device, up to six SERCOM serial interfaces, a 12-bit 1 Msps ADC, a 16-bit Sigma-Delta ADC support path, two analog comparators, and a 24-channel PTC for capacitive touch sensing. The 256 KB Flash supports in-application programming via the bootloader ROM, and 32 KB SRAM is sufficient for protocol stacks such as CANopen or Modbus alongside application logic. The device also includes a 32-bit real-time clock, multiple timer/counters (TCC), and a Parallel Capture Controller for signal measurement. The architecture pairs the Cortex-M0+ core with Microchip's peripheral bus matrix that gives DMA access to every major peripheral, offloading data movement from the CPU. Hardware dividers run at full clock speed, and the 2.7V to 5.5V range is regulated internally to the 1.2V core domain, simplifying external power design to a single bulk rail. The 64-pin TQFP (10x10 mm) package provides 52 GPIO with 5V tolerance, suitable for moderate I/O count systems with mixed analog/digital signal exposure. Typical applications include industrial sensor transmitters, appliance control boards, CAN node endpoints (especially with CAN-FD upgrade path), USB device peripherals, low-power IoT edge nodes, and motor control complements to a dedicated motor MCU. The AEC-Q100 qualified versions of the family are used in automotive body and chassis modules where 5V tolerance is mandatory. When designing with this device, allocate 4 KB of Flash for the Atmel/Microchip SAM-BA bootloader if USB firmware updates are needed, and provision a 32.768 kHz crystal on the XIN32/XOUT32 pins for accurate RTC timekeeping. The device's 5V tolerance is a real differentiator versus 3.3V-only Cortex-M0+ parts from competing families. This page synthesizes distributor pricing, drop-in alternatives from the same SAM C20 family, and practical design notes not found in the manufacturer datasheet, optimized for engineers evaluating the ATSAMC20J18A-AUT for a 5V industrial design.

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ATSAMC20J18A-MNT - 256KB Flash SAM C20 Cortex-M0+ MCU | Microchip
ATSAMC20J18A-MNT

ATSAMC20J18A-MNT - 256KB Flash SAM C20 Cortex-M0+ MCU | Microchip

The Microchip Technology ATSAMC20J18A-MNT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 family, featuring 256KB of Flash, 32KB of SRAM, and a 48MHz CPU clock, housed in a 64-pin QFN (9x9mm) package with exposed pad. This industrial-grade MCU integrates CAN-FD, a 5V-tolerant I/O architecture, advanced analog peripherals including a 12-bit ADC and DAC, and a Peripheral Touch Controller (PTC) for capacitive touch interfaces. Key features include 256KB (256K x 8) Flash memory, 32KB SRAM, 48MHz maximum CPU frequency, and 52 programmable I/O pins across 6 SERCOM channels configurable as UART/SPI/I2C. The device supports 5V supply and signal levels, simplifying interfacing with legacy industrial sensors and actuators. It also incorporates a full-speed USB 2.0 device interface (SAM C20 family feature), 6-channel 12-bit ADC with up to 1 MSPS, dual analog comparators, and a 16-bit timer/counter array. The SAM C20 architecture pairs a Cortex-M0+ core (ARMv6-M, Thumb-2 instruction set) with single-cycle multiplier and a Nested Vector Interrupt Controller (NVIC). The Microchip/Atmel SAM platform supports a Harvard bus architecture with separate code and data buses, deterministic interrupt latency, and low-power sleep modes with RTC retention. Advanced analog integration eliminates external op-amps in many sensor-conditioning paths. Typical applications include industrial CAN-FD nodes, building automation controllers, automotive body and accessory ECUs, USB Human Interface Devices, sensor hubs, capacitive touch user interfaces, and low-power IoT edge nodes. The 5V tolerance and CAN-FD support specifically suit industrial fieldbus and automotive communication requirements. When designing with this device, validate that the 64-pin QFN land pattern matches the target PCB footprint, observe thermal dissipation limits under sustained CPU load (active mode ~9 mA at 48MHz), and ensure decoupling capacitor placement follows the recommended 100nF+1uF+10uF network near the VDDCORE and VDDIO pins.

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ATSAMC20J18A-MUT - 48MHz Cortex-M0+ 256KB Flash MCU | Microchip
ATSAMC20J18A-MUT

ATSAMC20J18A-MUT - 48MHz Cortex-M0+ 256KB Flash MCU | Microchip

The Microchip Technology ATSAMC20J18A-MUT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 family, featuring 256KB Flash, 32KB SRAM, and a 48MHz CPU clock, housed in a 64-pin VQFN (9x9 mm) package. It operates from 2.7V to 5.5V with 5V-tolerant I/O and integrates CAN-FD, up to 84 programmable I/O lines, and advanced analog peripherals including a 12-bit ADC and analog comparators. AEC-Q100 Grade 1 qualification (-40C to +125C, with the MUT variant rated to 85C industrial grade) makes this part suitable for automotive and industrial applications. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and peripherals such as timers, ADCs, and communication interfaces onto one die. The Cortex-M0+ core, designed by ARM, is the smallest and most energy-efficient ARM core and belongs to the hierarchy: Cortex-M0+ -> ARM Cortex-M -> 32-bit RISC processor -> microcontroller -> embedded IC -> semiconductor. SAM C20 MCUs extend the SAM D20 architecture with CAN-FD connectivity while remaining pin-compatible with SAM D20 and SAM D21 in matching packages. Key features of the ATSAMC20J18A-MUT include 256KB of in-system programmable Flash with 4KB additional Flash for EEPROM emulation, 32KB SRAM, the Cortex-M0+ core running at up to 48MHz, and a Peripheral Touch Controller (PTC) supporting capacitive touch buttons, sliders, and wheels. The device integrates a 12-bit 1MSPS ADC, multiple SERCOM serial interfaces, and full-speed USB device support on selected variants. AEC-Q100 Grade 1 qualification (-40C to +125C) ensures reliability under harsh automotive electrical and thermal stresses. Technically, the SAM C20 architecture uses a single AHB-APB bridge matrix giving every peripheral its own bus, eliminating contention and simplifying DMA-aware design. The on-chip voltage regulator supports 2.7V-5.5V input with 5V-tolerant I/O, and the SERCOM peripherals can be reconfigured as USART, SPI, or I2C, allowing flexible pin mapping. The Cortex-M0+ core delivers 0.9 DMIPS/MHz with a 2-stage pipeline, drawing only 50 uA/MHz in active mode. Typical applications include automotive body and chassis ECUs (lighting, window lift, HVAC), CAN node endpoints in industrial automation, smart energy metering, capacitive-touch human-machine interfaces, and low-cost motor control boards. The 64-pin VQFN footprint simplifies PCB layout while exposing enough I/O for multi-protocol bridges and user-interface panels. When designing with the ATSAMC20J18A-MUT, ensure the VDD and DECAP pins are bypassed with 100nF + 1uF capacitors, and verify the trace impedance for the 12-bit ADC analog inputs to preserve ENOB. Selecting the MUT (-M tape & reel, industrial temp) versus AUT (automotive temp) is determined by your qualification requirement. This page synthesizes distributor pricing, pin-compatible drop-in alternatives within the SAM C20 and SAM D20 families, and practical design notes not found in the standalone datasheet, giving engineers a faster sourcing and qualification path.

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ATSAMC20J18A-UUT - 256KB Flash Cortex-M0+ MCU 48MHz | Microchip
ATSAMC20J18A-UUT

ATSAMC20J18A-UUT - 256KB Flash Cortex-M0+ MCU 48MHz | Microchip

The Microchip Technology ATSAMC20J18A-UUT is a 32-bit ARM Cortex-M0+ microcontroller running up to 48 MHz, featuring 256 KB of in-system self-programmable Flash, 32 KB SRAM, and 8 KB of independent Flash for EEPROM emulation, housed in a 56-ball WLCSP (3.17 x 3.44 mm) package. The device is qualified for the industrial 85C temperature grade and operates from a 2.7 V to 5.5 V supply, making it well suited to 5 V tolerant mixed-signal systems. A microcontroller (MCU) is an integrated circuit that combines a processor core, program and data memory, and a configurable set of peripherals on a single die. The Cortex-M0+ is an ARMv6-M architecture optimized for energy-efficient 8/16-bit replacement, while the SAM C20 family extends it with CAN-FD support, a 5 V-tolerant GPIO scheme, and a Peripheral Touch Controller. As a member of the SAM C20 family, ATSAMC20J18A-UUT sits in the broader hierarchy: ARM Cortex-M -> Cortex-M0+ -> SAM C20 -> 5 V Cortex-M0+ MCU -> Microchip 32-bit MCU portfolio. Key differentiating features include a single-cycle hardware multiplier, a Micro Trace Buffer for lightweight instruction trace, a Memory Protection Unit (MPU) for deterministic real-time code isolation, and a built-in 12-bit 1 Msps analog-to-digital converter. The device integrates a 6-channel Peripheral Touch Controller supporting self-capacitance and mutual-capacitance buttons, sliders, and wheels without external components. The architecture relies on a single AHB-Lite matrix and an APB bridge, with deterministic low-latency interrupt handling through the NVIC. The internal 48 MHz DFLL trims against the 48 MHz USB clock or an external reference, allowing system designers to remove an external crystal in cost-sensitive nodes. Typical applications include industrial sensor hubs, building automation controllers, automotive body electronics (LIN nodes, HVAC panels), consumer appliances with capacitive touch UI, USB device class peripherals, and low-power IoT edge nodes powered from 5 V rails. Designers should pay attention to WLCSP PCB layout - the 0.4 mm ball pitch requires laser-drilled vias or via-in-pad with ENIG plating to avoid solder joint cracking. Decouple VDDIO and VDDIN with at least 100 nF X7R placed within 2 mm of each pin pair. This page synthesizes distributor pricing as of 2026-09-21, drop-in alternatives within the SAM C20/J18 family, and practical PCB layout guidance not consolidated in the manufacturer datasheet alone.

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ATSAMC20N18A-ANT - 256KB Flash Cortex-M0+ MCU 48MHz | Microchip
ATSAMC20N18A-ANT

ATSAMC20N18A-ANT - 256KB Flash Cortex-M0+ MCU 48MHz | Microchip

The Microchip Technology ATSAMC20N18A-ANT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 family, running at up to 48 MHz with 256 KB of in-system self-programmable Flash and 32 KB of SRAM, housed in a 100-pin TQFP (14x14 mm) package. A microcontroller (MCU) is an integrated circuit that combines a CPU core, program memory (Flash), working memory (SRAM), and a rich set of peripherals (timers, ADC, communication controllers, GPIO) onto a single chip. Within the broader semiconductor taxonomy, an MCU belongs to the integrated circuits > microcontrollers category and serves as the programmable brain of an embedded system, replacing discrete logic and reducing BOM cost and board area. The SAM C20 family specifically targets 5V-tolerant industrial and consumer applications requiring deterministic real-time control. Key features include a single-cycle hardware multiplier, a Micro Trace Buffer for instruction tracing, a Memory Protection Unit (MPU) for safe firmware partitioning, an 8 KB independent self-programmable Flash region for EEPROM emulation, and up to 84 GPIO. The device supports a wide 2.7V to 5.5V supply range, making it ideal for industrial 24V-bus-derived rails and legacy 5V system upgrades. Integrated peripherals include a 12-bit ADC, multiple SERCOM (configurable USART/SPI/I2C) channels, a 16-bit Timer/Counter, and a Real-Time Clock. Architecturally, the Cortex-M0+ core delivers an energy-efficient Thumb-2 instruction set with deterministic interrupt latency, while the 5V-tolerant I/O pads remove the need for external level shifters. The 100-TQFP package offers ample pinout for full peripheral expansion and simplifies hand-prototyping and optical inspection during rework. Typical applications include industrial automation controllers, building automation sensors, HVAC controls, smart energy metering, white goods motor control, and human-machine interface (HMI) panels. The 5V tolerance and CAN-FD capable SERCOM make it a strong fit for factory floor nodes communicating with sensors and actuators. When designing with the ATSAMC20N18A-ANT, place a 100 nF decoupling capacitor on each VDD pin as close to the IC as practical, and route the VDDCORE LDO output through a 1 uF bulk capacitor. Use the SAM C20 software framework in Atmel/Microchip Studio to take advantage of the verified peripheral drivers and reduce firmware development time. This page synthesizes distributor pricing, parametric drop-in alternatives from the same SAM C20 family, and practical design notes not aggregated in a single datasheet view, helping engineers rapidly evaluate the part for 5V-tolerant embedded control designs.

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ATSAMC21E15A-MUT - 48MHz Cortex-M0+ 5V MCU, 32KB Flash | Microchip
ATSAMC21E15A-MUT

ATSAMC21E15A-MUT - 48MHz Cortex-M0+ 5V MCU, 32KB Flash | Microchip

The Microchip Technology ATSAMC21E15A-MUT is a 32-bit ARM Cortex-M0+ microcontroller built for harsh 5V industrial environments, integrating 32KB of in-system self-programmable Flash, 4KB SRAM, and 1KB independent Flash for EEPROM emulation in a 32-pin VQFN (5x5 mm) package rated for 85C operation. It runs at up to 48MHz, includes a single-cycle hardware multiplier, a Micro Trace Buffer, and a Memory Protection Unit (MPU), plus a Functional Safety (FuSa) feature set aimed at IEC 60730-class appliance safety. What is a 5V Cortex-M0+ MCU? An ARM Cortex-M0+ microcontroller is the smallest, most energy-efficient core in the Cortex-M family, designed for deterministic 32-bit control in deeply embedded systems. A "5V" MCU means its I/O and supply rails are natively compatible with 5V analog and industrial logic, eliminating the level shifters that 1.8V/3.3V cores require in 24V industrial bus systems. Within the broader taxonomy, this device is a member of the microcontroller class of microcontrollers -> embedded MCUs -> ARM Cortex-M -> Cortex-M0+ -> 5V tolerant industrial MCUs. Key features of the ATSAMC21E15A-MUT include a CAN-FD controller for modern automotive and industrial networking, six SERCOM modules configurable as UART/SPI/I2C, a 12-bit ADC, 10-bit DAC, and multiple timer/counter channels. The FuSa diagnostics library and brown-out detection simplify IEC 60730 Class B compliance for white goods, HVAC, and motor-control subsystems. The architecture uses the Cortex-M0+ core with a 2-stage pipeline, Thumb-2 instruction set, and a single-cycle hardware multiplier that delivers deterministic interrupt response. An on-chip 32kHz ultra-low-power oscillator and a Fractional Digital Phase-Locked Loop (FDPLL) drive the 48MHz system clock while keeping sleep-mode currents low for energy-harvesting edge nodes. Typical applications include industrial automation I/O modules, CAN-FD connected appliances, low-voltage motor drives, smart metering, and IoT edge nodes that require 5V tolerance and CAN connectivity without external transceivers. It is also widely used in functional-safety appliances where the integrated self-test firmware reduces BOM cost. A key design consideration is decoupling the 5V and 1.5V internal LDO rails separately, keeping the analog AVCC pin isolated from noisy digital traces, and following the SAM C21 datasheet's reference layout for the VQFN-5x5 thermal pad to achieve the rated 85C operating range in forced-air designs. This page synthesizes Microchip datasheet specifications, drop-in pin-compatible alternatives, and practical layout/decoupling notes not found on a single distributor listing - giving engineers a faster path from selection to bring-up.

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ATSAMC21E16A-AUT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMC21E16A-AUT

ATSAMC21E16A-AUT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip

The Microchip Technology ATSAMC21E16A-AUT is a 32-bit ARM Cortex-M0+ microcontroller running at up to 48 MHz, integrating 64 KB of in-system self-programmable Flash, 8 KB SRAM, and a 2 KB independent Flash block for EEPROM emulation, housed in a 32-pin TQFP (7x7 mm) package. It belongs to the SAM C21 family of 5-Volt-tolerant microcontrollers designed for industrial and commercial applications in electrically noisy environments, featuring CAN-FD and a rich SERCOM-based communication peripheral set. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and peripherals on one die. Cortex-M0+ is an ARM processor core optimized for energy efficiency and deterministic interrupt response, widely used in cost-sensitive embedded designs. The SAM C21 family extends the Cortex-M0+ line to 5V I/O tolerance, making it easier to interface with industrial sensors, motor drivers, and 24V logic without level shifters. Key differentiating features include a 5V-tolerant I/O structure (operating from 2.7V to 5.5V), a full-speed USB 2.0 device interface, a CAN-FD controller for automotive-grade networking, six SERCOM modules that can each be configured as UART, SPI, or I2C, and a 12-bit ADC with up to 10 channels. A single-cycle hardware multiplier, Micro Trace Buffer, and Memory Protection Unit (MPU) support real-time control and safety-oriented firmware development. Architecturally, the device is built around the Cortex-M0+ core with a 2-stage pipeline, integrated Nested Vectored Interrupt Controller (NVIC), and Microchip's standard SAM D/C peripheral set. The 48 MHz operation delivers approximately 45 DMIPS while keeping active current low, and the on-chip voltage regulator supports both low-power Sleep, Standby, and Backup modes for battery-driven nodes. The functional safety (FuSa) variant labeling indicates documentation support for IEC 60730 class-B safety libraries. Typical applications include CAN-FD-connected industrial sensor nodes, building automation controllers, low-end automotive body and HVAC modules, USB human-interface devices, small motor-control BLDC boards, and battery-backed metering. The 5V tolerance and integrated CAN-FD distinguish the C21 from the lower-voltage SAMD20/D21 family for harsh-environment designs. When designing with this part, use the ASF4 / MCC peripheral libraries to configure SERCOM instances and validate your CAN-FD timing against the Bosch CAN-FD specification. Decouple VDDIO and VDDCORE with separate 100 nF capacitors placed within 3 mm of the pins, and route the XIN/XOUT traces symmetrically to minimize duty-cycle distortion. This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and practical design notes not aggregated on a single manufacturer or distributor page.

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