Microcontroladores

Produtos (18709)

ATSAMC21N18A-AN - 48MHz Cortex-M0+ 256KB Flash MCU | Microchip
ATSAMC21N18A-AN

ATSAMC21N18A-AN - 48MHz Cortex-M0+ 256KB Flash MCU | Microchip

The Microchip Technology ATSAMC21N18A-AN is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C21 family, operating 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 package (14x14 mm). It supports an industrial 2.7 V to 5.5 V supply range and is qualified for -40 °C to +105 °C operation. An ARM Cortex-M0+ microcontroller is a low-power 32-bit processor core based on the Armv6-M architecture with single-cycle hardware multiplication, a Micro Trace Buffer, and an optional Memory Protection Unit (MPU). It belongs to the broader embedded hierarchy: microcontroller -> microprocessor -> integrated circuit -> semiconductor. Cortex-M0+ devices are commonly used as the central processing element in motor control, industrial sensing, and connected-edge systems where deterministic real-time response and low energy are required. Key features include six SERCOM channels, each independently configurable as UART, SPI, or I²C, plus one CAN-FD controller, a 12-bit 1 Msps ADC with up to 16 channels, two 16-bit timers plus a 24-bit timer/counter, and a Peripheral Touch Controller (PTC) supporting capacitive-touch sensing. The device also integrates an 8 KB independent Flash bank for EEPROM emulation, full-speed USB 2.0 with embedded PHY, and a 12-bit DAC. The ATSAMC21N18A-AN is built on a low-power CMOS process with multiple sleep modes (IDLE, STANDBY, OFF) and integrates functional-safety (FuSa) documentation for safety-critical designs. The 100-pin TQFP package exposes up to 84 GPIO pins plus dedicated analog and timer pins, supporting integration of mixed-signal front ends without external glue logic. Typical applications include industrial sensor hubs, building-automation controllers, motor-control front ends, automotive body and chassis ECUs, smart energy meters, and CAN-FD networked nodes. The combination of 5 V tolerance on digital I/O, integrated CAN-FD, and functional-safety documentation makes the device a strong fit for noisy industrial bus environments where 3.3 V-only MCUs are unreliable. When designing with this device, place a 1 µF decoupling capacitor adjacent to each power pin, follow the trace-length guidelines for the ADC analog supply (AVDD), and use MPLAB X IDE or Microchip Studio with the MPLAB Harmony code configurator to generate peripheral drivers. A 32.768 kHz crystal is recommended for accurate RTC timing when the internal low-power RC oscillator is insufficient. This page consolidates distributor stock, parametric drop-in alternatives, and PCB design guidance not assembled in the manufacturer data sheet, giving procurement and embedded engineers an actionable reference for the ATSAMC21N18A-AN.

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ATSAMC21N18A-ANT - 48MHz Cortex-M0+ MCU 256KB Flash TQFP-100 | Microchip
ATSAMC21N18A-ANT

ATSAMC21N18A-ANT - 48MHz Cortex-M0+ MCU 256KB Flash TQFP-100 | Microchip

The Microchip ATSAMC21N18A-ANT is an ARM Cortex-M0+ 32-bit microcontroller in the SAM C21 family, operating at up to 48 MHz with 256 KB of in-system self-programmable Flash and 32 KB SRAM in a 100-pin TQFP (14x14 mm) package. It is designed for 5V-tolerant industrial and commercial applications in electrically noisy environments and integrates a CAN-FD controller alongside the SERCOM configurable serial communication blocks. The -ANT suffix denotes the tape-and-reel packaging variant for high-volume production, and the device is rated for the -40C to +105C industrial temperature range. 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 Cortex-M0+ is the most energy-efficient core in the ARM Cortex-M family, designed for deterministic interrupt response, low gate count, and ultra-low power operation. Microcontrollers sit at the lowest tier of embedded compute, beneath microprocessors and application processors, and are the workhorse of industrial control, motor drive, and IoT edge nodes. Key features of the ATSAMC21N18A-ANT include 256 KB Flash plus 8 KB independent Flash for EEPROM emulation, 32 KB SRAM, a Peripheral Touch Controller (PTC) for capacitive touch interfaces, advanced analog (12-bit ADC, 10-bit DAC, analog comparators, op-amps), and Functional Safety (FuSa) support. The device supports up to 6 SERCOM modules (UART/SPI/I2C configurable), one CAN-FD, USB, I2S, and up to 84 GPIO. Hardware features include a single-cycle multiplier, Micro Trace Buffer, and Memory Protection Unit (MPU). The architecture pairs a 2-stage pipelined Cortex-M0+ core with a 7-channel DMA, dual-bank Flash with read-while-write, and a low-power RTC. The 5V-tolerant I/O bank and ESD protection (HBM 4 kV) target industrial robustness. The device operates from 2.7V to 5.5V, allowing direct connection to legacy 5V logic without level shifters. Typical applications include industrial CAN-FD nodes, motor control (BLDC/PMSM FOC), smart energy metering, building automation, capacitive touch human-machine interfaces, and functional-safety subsystems. Automotive body and chassis modules are supported within the broader SAM C21 family. Compared with a discrete microcontroller plus external CAN transceiver, the integrated CAN-FD reduces BOM count and PCB area. When designing with this part, allocate adequate decoupling on all VDD pins (100 nF + bulk), connect unused inputs to defined logic levels, and follow Microchip EMC guidelines for 5V noisy environments. The device is supported by MPLAB X IDE, Atmel Studio 7, and the MPLAB Harmony v3 framework with code generators for SERCOM, CAN-FD, and PTC peripherals.

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ATSAMD09C13A-SSUT - ARM Cortex-M0+ 48MHz 8KB Flash MCU | Microchip
ATSAMD09C13A-SSUT

ATSAMD09C13A-SSUT - ARM Cortex-M0+ 48MHz 8KB Flash MCU | Microchip

The Microchip Technology ATSAMD09C13A-SSUT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM D09 family, delivering 48 MHz CPU performance with 8 KB Flash and 4 KB SRAM in a 14-pin SOIC package. It features up to 12 GPIO pins, a full-speed USB 2.0 device interface, and a wide 1.62 V to 3.63 V operating voltage range, making it well suited to compact, low-power embedded designs. What is a Cortex-M0+ microcontroller? A microcontroller (MCU) is a single-chip computer integrating a CPU core, memory, and peripherals. The Cortex-M0+ is ARM's smallest and most energy-efficient application processor core, optimized for deterministic embedded control. Within the SAM family it sits below Cortex-M3/M23/M4 parts, giving designers the simplest path to 32-bit performance at 8-bit pricing. The ATSAMD09C13A-SSUT belongs to the SAM D09 sub-family of low-pin-count, USB-equipped Cortex-M0+ devices that target human-interface and consumer products. Key features include a 48 MHz core, single-cycle multiplier, hardware divide, an 8-channel 10-bit 350 ksps ADC, four SERCOM-configurable serial interfaces (usable as UART, SPI, or I2C), and a full-speed USB 2.0 device controller. The peripheral event system and Sleepwalking peripherals enable low-power operation while maintaining fast wake-up, which is essential for battery-powered or energy-harvesting applications. From an architecture perspective, the device uses the standard SAM D0 peripheral set with a 32-bit AHB bus matrix and separate AHB/APB bridges. The Flash controller supports in-application programming and a 512-byte user row for EEPROM emulation. The 8 KB Flash / 4 KB SRAM split matches typical small-form-factor IoT nodes, and the USB device stack can share the same 4 KB SRAM with the application thanks to dedicated DMA. Typical applications include USB HID peripherals such as keyboards, mice, and touch panels; smart-home sensor endpoints; low-cost consumer toys and wearables; metering and home-automation nodes; and industrial control buttons and LED drivers. The combination of a tiny 14-pin footprint with USB and capacitive touch support makes it especially attractive for human-interface devices. When designing with the ATSAMD09C13A-SSUT, ensure the 1.62 V-3.63 V supply is well decoupled and that VBUS routing for the USB D+/D- lines follows USB 2.0 high-speed layout rules (90 ohm differential impedance, common-mode choke optional). The boot ROM supports bootloader entry via the BOOT pin, enabling field firmware updates without an external programmer. This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design considerations beyond the manufacturer datasheet to accelerate component evaluation.

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ATSAMD09D14A-MUT - 48MHz Cortex-M0+ MCU, 16KB Flash | Microchip
ATSAMD09D14A-MUT

ATSAMD09D14A-MUT - 48MHz Cortex-M0+ MCU, 16KB Flash | Microchip

The Microchip Technology ATSAMD09D14A-MUT is a 32-bit ARM Cortex-M0+ Flash microcontroller in the SAM D09D family, operating at up to 48 MHz with 16 KB of Flash and 4 KB of SRAM in a 24-pin QFN (4x4 mm) package. This drop-in member of the SAM D family is engineered for low-power home automation, consumer, metering, and industrial applications requiring compact pin counts and straightforward code migration. What is a Cortex-M0+ microcontroller? A Cortex-M0+ MCU is a 32-bit ARM microcontroller core designed for low power, low cost, and deterministic interrupt response. It sits below Cortex-M3/M4 in the ARM taxonomy and is widely used as a system management controller, sensor hub, or low-power main controller. The SAM D09D family specifically targets reduced-feature, small-pincount designs that need linear address map and hex-compatible code with the rest of the SAM D portfolio for migration. Key features of the ATSAMD09D14A-MUT include a 48 MHz maximum CPU clock delivering 2.46 CoreMark/MHz, peripheral touch controller support, multiple low-power sleep modes, and on-chip SERCOM (serial communication) modules. The 24-QFN (4x4) footprint keeps the PCB area under 16 mm², making it suitable for space-constrained sensor modules and wearable reference designs. Architecturally, the device uses a single-cycle I/O bus and a low-latency interrupt controller. The integrated voltage regulator supports 1.62V to 3.63V operation across industrial temperature ranges, simplifying battery-powered designs where a single Li-ion or 2xAA cell must be tolerated. The 2.46 CoreMark/MHz efficiency translates to roughly 118 CoreMark at full clock, competitive for the M0+ tier. Typical applications include smart-home sensor nodes, low-power wireless companion MCUs, IoT end nodes, smart metering endpoints, and human-machine interface buttons using built-in touch support. Code migration from D10/D11/D20/D21 SAM D parts is supported through hex-compatible linear address mapping. When designing, ensure the QFN thermal pad is soldered to a sufficient copper pour for heat spreading and that decoupling capacitors are placed within 2 mm of the supply pins. The internal regulator and brown-out detector should be configured via fuse bits during production programming. This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design considerations not collected in the manufacturer summary datasheet.

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ATSAMD10C13A-SSNT - 32-bit Cortex-M0+ MCU 48MHz 8KB Flash | Microchip
ATSAMD10C13A-SSNT

ATSAMD10C13A-SSNT - 32-bit Cortex-M0+ MCU 48MHz 8KB Flash | Microchip

The Microchip Technology ATSAMD10C13A-SSNT is a 32-bit ARM Cortex-M0+ flash microcontroller in the SAM D10C series, delivering 48 MHz CPU performance with 8 KB of Flash and 4 KB of SRAM, housed in a 14-pin SOIC package. It operates from a 1.6 V to 3.6 V supply and is rated for industrial temperature operation up to +105 °C. 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 smallest and most energy-efficient member of the ARM Cortex-M family, making it ideal for cost-sensitive, low-power embedded applications. Within Microchip's broader hierarchy, the SAM D10 sits below the SAM D20 (Cortex-M0+ with more pins) and the SAM D21 (Cortex-M0+ with USB), positioning the ATSAMD10C13A as the entry-level gateway into the SAM D family. Key features of the ATSAMD10C13A-SSNT include a 2.46 CoreMark/MHz core, single-cycle 32-bit hardware multiplier, 6 SERCOM modules configurable as I²C, SPI, or UART, a 12-bit 350 ksps ADC with up to 5 channels, an 8-channel 16-bit timer/counter, and a full-speed USB 2.0 device interface on selected variants. The device integrates a 32.768 kHz RTC with calendar mode and supports low-power Sleep, Standby, and Backup modes drawing only a few microamperes. Architecturally, the ATSAMD10C13A-SSNT uses the Cortex-M0+ v6-M profile with a single-cycle IO port, NVIC with 4 priority levels, and Microchip's proprietary Event System for inter-peripheral signalling without CPU intervention. This event-driven design lets peripherals like timers, SERCOM, and the ADC interact directly, offloading the CPU and reducing active current consumption in typical IoT duty cycles. Typical applications include home automation sensors, low-end consumer electronics, smart metering nodes, industrial control loops, and battery-powered IoT endpoints. The compact 14-pin SOIC footprint supports both hand-soldered prototypes and high-volume reflow assembly. When designing with this MCU, ensure the VDDCORE pin is decoupled with a 1 µF ceramic capacitor, and that the SWD interface (SWDIO/SWCLK on PA30/PA31) is accessible for programming and debug via Atmel Studio or MPLAB X IDE. The brown-out detector (BOD) should be enabled in production firmware to safeguard against supply droops below 1.6 V. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet.

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ATSAMD10C13A-SSUT - ARM Cortex-M0+ MCU 48MHz 8KB Flash 14-SOIC
ATSAMD10C13A-SSUT

ATSAMD10C13A-SSUT - ARM Cortex-M0+ MCU 48MHz 8KB Flash 14-SOIC

The Microchip Technology ATSAMD10C13A-SSUT is a 32-bit ARM Cortex-M0+ flash microcontroller from the SAM D10C family, delivering 48 MHz CPU performance with 8 KB of Flash and 4 KB of SRAM in a 14-pin SOIC package. It operates from a 1.62 V to 3.6 V supply, integrates up to 6 SERCOM (Serial Communication Interface) peripherals configurable as I2C/SPI/UART, and reaches 2.46 CoreMark/MHz, making it well suited to space-constrained, low-power embedded designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory (Flash), volatile working memory (SRAM), and a rich set of peripherals (timers, ADCs, communication interfaces, GPIO). MCUs form the lowest tier of the embedded compute hierarchy: microcontroller -> embedded processor -> system-on-chip -> semiconductor. Unlike microprocessors, MCUs are designed for deterministic, real-time control with low power draw and direct peripheral interaction, typically running bare-metal code or a small RTOS. The Cortex-M0+ core in particular targets energy-efficient IoT and always-on applications because of its single-cycle IO and reduced gate count versus Cortex-M3/M4 parts. Key features of the ATSAMD10C13A-SSUT include 8 KB Flash, 4 KB SRAM, 12-channel 10-bit ADC, 10-bit DAC, multiple timers (TC, TCC), Real-Time Clock, full-speed USB device (where supported in the family), and brown-out detection with watchdog timer. The peripheral event system (PER) and DMA-free data handling provide deterministic GPIO response, while SleepWalking peripherals enable wake-from-sleep on qualified events without CPU intervention. Typical applications include home automation end nodes, low-power wireless sensor hubs (paired with external transceivers), consumer electronics HMI buttons, smart metering, industrial sensor conditioning, and battery-powered wearables. The 14-pin SOIC footprint enables drop-in compatibility with the broader SAM D10C family (e.g., ATSAMD10C14A-SSUT), letting designers scale memory up without changing the PCB. When designing with this part, allocate the 8 KB Flash budget for application code plus a small bootloader; SERCOM pad mapping should be planned early because pin remapping happens at MUX setup. Use the brown-out detector and watchdog timer for unattended sensor nodes. The 14-SOIC package offers excellent thermal performance for indoor enclosures but lacks the GPIO density of 20/24-pin SAM D10 variants - choose the SO-14 only when BOM cost and board area outweigh GPIO requirements.

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ATSAMD10C14A-SSNT - ARM Cortex-M0+ MCU 48MHz 16KB Flash | Microchip
ATSAMD10C14A-SSNT

ATSAMD10C14A-SSNT - ARM Cortex-M0+ MCU 48MHz 16KB Flash | Microchip

The Microchip ATSAMD10C14A-SSNT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM D10 family, delivering 48 MHz CPU performance with 16 KB of Flash and 4 KB of SRAM in a 14-pin SOIC package. It is rated for industrial-grade 1.6 V to 3.6 V operation with an ambient temperature range up to +105 °C. A microcontroller (MCU) is a single-chip computer that integrates a processor core, program memory (Flash), working memory (SRAM), and peripheral interfaces such as GPIO, timers, ADC, and communication blocks into one device. MCUs sit at the lowest tier of embedded computing, below microprocessors (MPUs) and application processors, and are used wherever deterministic, low-power, firmware-driven control is required. ARM Cortex-M0+ cores represent the smallest, most energy-efficient tier of the ARM Cortex-M family and target cost-sensitive 8/16-bit replacement designs while retaining a 32-bit instruction set. Key features of the ATSAMD10C14A-SSNT include 2.46 CoreMark/MHz efficiency, an integrated single-cycle hardware multiplier, support for up to 6 SERCOM (serial communication) instances configurable as UART/SPI/I2C, a 12-bit 350 ksps ADC with up to 5 channels in this package, and Microchip's Event System for hardware-triggered peripheral interaction without CPU wake-up. The 14-SOIC package exposes limited I/O (approximately 12 GPIO), making this part suitable for compact, low-pin-count nodes. Architecturally, the SAM D10C uses the Cortex-M0+ core with a single 32-bit AHB-Lite bus matrix, an internal 8 MHz RC oscillator with PLL options, and Microchip's SleepWalking peripheral power-gating. The result is a typical active current under 4 mA/MHz and sleep currents below 5 µA with full SRAM retention, optimizing the device for battery-powered always-on sensor applications. Typical applications include home automation nodes, consumer appliance controls, smart metering, IoT sensor endpoints, and compact industrial control peripherals. The wide 1.6 V to 3.6 V supply range simplifies single-cell Li-ion or 2x AA battery designs without external LDO stages. When designing with this part, ensure decoupling includes a 100 nF ceramic capacitor within 2 mm of the VDD pin and a bulk capacitor (≥1 µF) on the regulator output. Because only 14 pins are available, careful peripheral multiplexing is required; review the SERCOM/I/O pinout table in the device datasheet before committing the PCB layout. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on the Microchip product page.

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ATSAMD10C14A-SSUT - 32-bit Cortex-M0+ MCU, 16KB Flash, 14-SOIC | Microchip
ATSAMD10C14A-SSUT

ATSAMD10C14A-SSUT - 32-bit Cortex-M0+ MCU, 16KB Flash, 14-SOIC | Microchip

The Microchip Technology ATSAMD10C14A-SSUT is a 32-bit ARM Cortex-M0+ based flash microcontroller operating up to 48 MHz, integrating 16 KB of Flash and 4 KB of SRAM in a compact 14-pin SOIC package. It belongs to the SAM D10 family of ultra-low-power microcontrollers and is specified for an operating voltage range of 1.6 V to 3.6 V, with the Cortex-M0+ core delivering up to 2.46 CoreMark/MHz. The device is housed in a 14-SOIC 150-mil package suitable for cost-sensitive and space-constrained through-hole-friendly surface-mount designs. What is an ARM Cortex-M0+ microcontroller? A Cortex-M0+ microcontroller is a 32-bit RISC processor core licensed by Arm Holdings, designed for energy-efficient embedded applications. Within the broader taxonomy, the ATSAMD10C14A sits inside Microcontrollers -> Integrated Circuits -> Semiconductors, and uses the Arm Cortex-M0+ instruction set as part of the Cortex-M family. The M0+ profile is the smallest and lowest-power Cortex-M core, optimized for deterministic interrupt response and minimal silicon area. Key features of the ATSAMD10C14A-SSUT include an in-system programmable Flash, a six-channel DMA controller, a six-channel Event System, a programmable interrupt controller, a 32-bit RTC, two 16-bit Timer/Counters (TC) and one 24-bit Timer/Counter for Control (TCC), plus a full-speed USB 2.0 device interface and up to 22 programmable I/O pins depending on package. The serial peripherals cover SERCOM (I2C, SPI, UART) channels and an I2S interface, providing flexible connectivity for sensors and actuators. Architecturally, the ATSAMD10C14A-SSUT uses a single-cycle hardware multiplier, single-cycle I/O port access, and a low-power SleepWalking peripheral event system that allows the CPU to remain in sleep until a peripheral requires attention. The integrated full-speed USB 2.0 transceiver (with on-chip pull-up and pull-down resistors) eliminates the need for an external PHY for HID, CDC, or vendor-class USB device applications. Typical applications include home automation nodes, low-power consumer electronics, smart metering, industrial sensor interfacing, USB human-interface devices (HID) such as keyboards and mice, and battery-powered IoT endpoints. The wide 1.6-3.6 V supply range supports direct Li-ion / 2xAA battery operation without additional regulation. When designing with this part, note that the 14-SOIC package has limited I/O count compared to larger QFN variants; verify pin assignments carefully against the application requirements. The internal 48 MHz RC oscillator plus PLL provides flexible clocking, but a 32.768 kHz crystal is recommended for RTC accuracy. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet to accelerate BOM decisions.

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ATSAMD10D13A-MNT - 48MHz Cortex-M0+ MCU, 8KB Flash | Microchip
ATSAMD10D13A-MNT

ATSAMD10D13A-MNT - 48MHz Cortex-M0+ MCU, 8KB Flash | Microchip

The Microchip ATSAMD10D13A-MNT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM D10 family, operating at up to 48 MHz with 2.46 CoreMark/MHz efficiency, packaged in a 24-pin QFN (4x4 mm) with an exposed thermal pad. It integrates 8 KB of Flash, 4 KB of SRAM, and operates from a 1.6 V to 3.6 V supply, achieving 2.46 CoreMark/MHz and delivering deterministic performance for embedded control loops. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (typically Flash), working memory (SRAM), and a rich set of peripherals such as timers, communication interfaces, ADC/DAC, and GPIO. Microcontrollers sit at the heart of nearly every embedded system, ranging from battery-powered IoT sensor nodes to motor controllers and human-machine interface boards. The ARM Cortex-M0+ core used in the SAM D10 is a minimal-footprint, energy-efficient 32-bit core optimized for cost-sensitive and low-power applications, making it a popular stepping stone from older 8/16-bit architectures. Key features of the ATSAMD10D13A-MNT include its Cortex-M0+ core at 48 MHz, 8 KB Flash / 4 KB SRAM memory complement, an on-chip full-speed USB 2.0 device interface, a 12-channel 350 ksps 12-bit SAR ADC, multiple SERCOM serial interfaces (configurable as UART/SPI/I2C), 14 GPIO, and a six-channel 16-bit TC capture/compare timer block. It also supports up to 24 self-programmable Flash pages, an event system for inter-peripheral signalling without CPU intervention, and a low-power SleepWalking peripheral controller that wakes selected peripherals while the core stays asleep. The SAM D10 uses Microchip's proprietary low-power process and a wide 1.6 V to 3.6 V supply range with a flexible on-chip voltage regulator. The integrated USB 2.0 full-speed transceiver (with internal pull-up/pull-down and on-chip oscillator tuning) eliminates the need for an external clock crystal when USB is enabled, simplifying PCB design for HID, CDC, or custom USB device classes. The 4x4 mm 24-QFN package combines a small footprint with a thermal pad that improves heat dissipation when the device drives multiple I/O at high slew rates. Typical applications for the ATSAMD10D13A-MNT include low-power IoT sensor nodes, USB HID peripherals (keyboards, mice, custom input devices), home automation endpoints, consumer electronics with capacitive touch, industrial metering and monitoring, and small motor control or LED driving tasks. In each case, the combination of a Cortex-M0+ core, on-chip USB, and SERCOM flexibility allows a single chip to replace multi-IC solutions that previously combined an MCU with a dedicated USB controller. When designing with the ATSAMD10D13A-MNT, place decoupling capacitors (typically one 100 nF and one 4.7-10 uF bulk) within a few millimeters of the VDD pin and connect the exposed thermal pad to a solid ground pour. If the USB D+/D- lines exceed 50 mm, add source-series termination to maintain signal integrity at full-speed (12 Mbps). For low-power designs, use the event system and SleepWalking peripherals instead of polling to minimize average current draw. This page synthesizes distributor pricing, drop-in alternatives from the SAM D10 family, and practical design notes not found in the manufacturer datasheet alone, helping engineers select and qualify the part faster.

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ATSAMD10D13A-MUT - ARM Cortex-M0+ MCU, 48MHz, 8KB Flash | Microchip
ATSAMD10D13A-MUT

ATSAMD10D13A-MUT - ARM Cortex-M0+ MCU, 48MHz, 8KB Flash | Microchip

The Microchip Technology ATSAMD10D13A-MUT is a 32-bit ARM Cortex-M0+ microcontroller from the SAM D10D family, integrating 8KB of Flash and 4KB of SRAM in a 24-pin QFN (4x4 mm) package. It runs at a maximum clock frequency of 48MHz and reaches 2.46 CoreMark/MHz, delivering a balanced combination of processing throughput and ultra-low power consumption for cost-sensitive embedded designs. 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, ADCs, and GPIO. The ATSAMD10D13A sits inside the Cortex-M0+ ecosystem, the smallest and most energy-efficient member of the ARM Cortex-M family, optimized for deterministic real-time control and low active/standby power. Within Microchip's portfolio it belongs to the broader hierarchy of 32-bit MCU -> ARM Cortex-M0+ MCU -> SAM D microcontroller -> SAM D10D sub-family -> power management and industrial control IC family. Key features of the ATSAMD10D13A-MUT include a 32-bit Cortex-M0+ core with single-cycle I/O access, 8KB Flash with read-while-write support, 4KB SRAM, an integrated 12-bit ADC, multiple SERCOM (serial communication) interfaces configurable as UART/SPI/I2C, a 16-bit timer/counter, and a full-speed USB 2.0 device interface on selected package pins. The device operates from a 1.62V to 3.63V supply and offers multiple low-power sleep modes (IDLE, STANDBY, BACKUP) that drop current consumption to a few microamps, enabling battery-powered and energy-harvesting designs. Technically, the ATSAMD10D13A uses Microchip's proprietary event system and Peripheral Touch Controller (PTC) supporting capacitive touch sensing via hardware-accelerated acquisition. The single-cycle I/O port provides deterministic GPIO access for time-critical control loops, while the SERCOM peripherals are highly flexible and remappable. Built-in hardware CRC, true random number generator, and secure boot features strengthen firmware integrity for connected applications. Typical applications include home automation nodes, smart lighting, IoT sensor endpoints, consumer HMI, low-cost industrial metering, capacitive touch keypads, and USB HID peripherals. The combination of small QFN-24 footprint and 8KB Flash makes it ideal for size-constrained, low-cost 32-bit designs migrating from 8-bit PIC or AVR architectures. When designing with this device, ensure decoupling capacitors are placed within 3mm of the VDD pins, and reserve PA24/PA25 for SWD if in-circuit debugging is required.

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ATSAMD10D13A-SSUT - ARM Cortex-M0+ MCU, 48MHz, 8KB Flash | Microchip
ATSAMD10D13A-SSUT

ATSAMD10D13A-SSUT - ARM Cortex-M0+ MCU, 48MHz, 8KB Flash | Microchip

The Microchip Technology ATSAMD10D13A-SSUT is a 32-bit ARM Cortex-M0+ flash microcontroller from the SAM D10D family, operating at up to 48 MHz and delivering 2.46 CoreMark/MHz. It integrates 8 KB of Flash and 4 KB of SRAM, all housed in a 20-pin SOIC (300-mil) package. The device operates from 1.62 V to 3.63 V and supports both industrial (–40 °C to +85 °C) temperature grades. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (SRAM), and programmable peripherals. The Cortex-M0+ is ARM's smallest and most energy-efficient application processor core, optimized for low-power embedded designs; it sits at the entry level of the Cortex-M family (M0/M0+ → M3 → M4 → M7), which itself is part of the broader 32-bit embedded processor hierarchy. Microcontrollers therefore belong to the embedded computing → processor → microcontroller → Cortex-M0+ taxonomy. Key features of the ATSAMD10D13A-SSUT include a Serial Communication Manager (SERCOM) block configurable as I²C/SPI/UART, a 12-bit 350 ksps ADC, 10-bit DAC, multiple timers (TC/TCC), a Real-Time Clock, and full-speed USB 2.0 device support. The integrated Event System allows deterministic peripheral-to-peripheral signaling without CPU intervention, and the Peripheral Touch Controller (PTC) supports capacitive touch buttons, sliders, and proximity sensing. Architecturally, the SAM D10D uses a single-cycle hardware multiplier, single-cycle 32-bit MAC, and Microchip's proprietary low-power SleepWalking technology. Power consumption is below 70 µA/MHz in active mode and drops to sub-µA levels in deep-sleep retention, enabling multi-year battery life in sensor products. Typical applications include home-automation nodes, smart-metering endpoints, consumer wearables, low-cost sensor hubs, and industrial HMI sub-modules. The 20-pin SOIC footprint simplifies hand-soldering and rework for prototyping while remaining compatible with high-volume SMT lines. When designing with this part, pay attention to the SERCOM pin-mux table—the same physical pin can serve multiple functions, so firmware planning and PCB routing must be done together. Decoupling VDDIN with a 100 nF ceramic capacitor within 5 mm of the pin is mandatory for ADC and USB accuracy. This page synthesizes distributor pricing, verified drop-in alternatives, and practical design notes that go beyond what is found in the standalone manufacturer datasheet, helping engineers select, source, and qualify the part faster.

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ATSAMD10D14A-MNT - 48MHz Cortex-M0+ MCU, 16KB Flash | Microchip
ATSAMD10D14A-MNT

ATSAMD10D14A-MNT - 48MHz Cortex-M0+ MCU, 16KB Flash | Microchip

The Microchip Technology ATSAMD10D14A-MNT is a 32-bit ARM Cortex-M0+ flash microcontroller in the SAM D10 family, delivering up to 48 MHz core performance with 16 KB of Flash and 4 KB of SRAM in a compact 24-pin 4x4 mm QFN package. Operating from 1.6 V to 3.6 V across the industrial temperature range (-40C to +105C), this device achieves 2.46 CoreMark/MHz efficiency, making it one of the most power-conscious Cortex-M0+ parts in its class. An ARM Cortex-M0+ microcontroller is a 32-bit RISC processor core designed by ARM Holdings as the smallest, lowest-power member of the Cortex-M family. It uses the Thumb-2 instruction set subset, includes a single-cycle 32x32 hardware multiplier, and targets cost-sensitive embedded applications that benefit from modern 32-bit performance, deterministic interrupt handling via the Nested Vectored Interrupt Controller (NVIC), and broad ecosystem support. Within the broader system hierarchy it belongs to microcontrollers (MCU), then to embedded processors, and ultimately to the integrated circuit (IC) taxonomy; in power terms it occupies the ultra-low-power tier favored by battery-operated IoT endpoints. Key features include the Cortex-M0+ core with single-cycle I/O access, an integrated high-speed 48 MHz internal RC oscillator (with on-the-fly re-calibration), a 32 kHz low-power oscillator option for RTC use, multiple SERCOM serial interfaces, a 12-bit ADC, 10-bit DAC, and configurable PWM timers. The device supports up to 22 GPIO pins, hardware CRC, a frequency meter, and a touch-friendly peripheral mix that suits capacitive sensing front-ends. Microchip's SAM D10 family is also notable for integrating a peripheral touch controller (PTC) for button/slider/proximity surfaces. Architecturally the part combines a von-Neumann bus with tightly-coupled Flash and SRAM, zero-wait-state execution from Flash up to 48 MHz, and a sophisticated SleepWalking peripheral system that wakes only the peripherals needed for an event. The brown-out detector (BOD), power-on reset (POR), and window watchdog timer (WDT) together provide a robust embedded safety net, while the 6-channel event system and DMA-free interrupt-driven SERCOM mapping reduce CPU load in typical sensor-fusion designs. Typical applications include home-automation sensor nodes, low-end consumer wearables, smart metering endpoints, industrial control sub-modules, and human-machine interface (HMI) accessories such as capacitive touch buttons. The combination of small QFN-24 footprint and low active current also makes it attractive as a co-processor or housekeeping MCU in larger systems. When designing with this part, allocate the SERCOM and TC peripherals carefully against GPIO count, and remember the QFN-24 (4x4 mm) requires careful PCB land pattern work and an exposed thermal pad that should be soldered for best thermal and electrical performance. This page consolidates distributor pricing, drop-in alternatives in the same 24-QFN footprint, and design notes compiled from the manufacturer datasheet and typical applications, going beyond what any single source provides.

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ATSAMD10D14A-SSNT - 48MHz Cortex-M0+ MCU 16KB Flash | Microchip
ATSAMD10D14A-SSNT

ATSAMD10D14A-SSNT - 48MHz Cortex-M0+ MCU 16KB Flash | Microchip

The Microchip ATSAMD10D14A-SSNT is an ARM Cortex-M0+ based 32-bit flash microcontroller running at up to 48 MHz, with 16 KB of flash memory and 4 KB of SRAM, housed in a 20-pin SOIC (300 mil) package. It operates from 1.6 V to 3.6 V, includes the SAM D10D feature set, and is qualified for the -40C to +105C industrial temperature range. What is a Cortex-M0+ microcontroller? A microcontroller (MCU) is a single-chip computer integrating a CPU core, program memory, data RAM, and peripherals. The Cortex-M0+ is ARM's smallest, most energy-efficient application processor, designed for deterministic embedded control in cost- and power-sensitive products. Within the broader product taxonomy, the ATSAMD10D14A sits in the hierarchy: ARM Cortex-M0+ MCU -> 32-bit microcontroller -> embedded processor -> semiconductor IC. SAM D10D devices reach 2.46 CoreMark/MHz, enabling responsive control loops at very low active current. Key features include the Cortex-M0+ core with single-cycle I/O access, 16 KB flash and 4 KB SRAM, a 12-channel 350 kSps 12-bit SAR ADC, two I2C and two SPI (SERCOM) peripherals, up to six UART-capable SERCOM channels, full-speed USB device support on related variants, and an Event System for inter-peripheral signalling without CPU wake-ups. The 20-pin SOIC package exposes 14 general-purpose I/O pins and supports capacitive touch via the Peripheral Touch Controller (PTC). The ATSAMD10D14A integrates Microchip's proprietary SERCOM architecture, where each of six SERCOM slots can be independently configured as I2C, SPI, or UART, allowing designers to map the exact peripheral mix their application needs. The 12-bit ADC delivers up to 350 kSps with hardware averaging and oversampling, while the integrated voltage regulator, brown-out detector, and PLL provide a stable 48 MHz system clock from the internal 8 MHz oscillator. Typical applications include home automation endpoints, low-cost consumer electronics, smart metering nodes, industrial sensor transmitters, and battery-powered IoT devices where the small 20-pin SOIC and wide 1.6 V to 3.6 V supply range enable direct lithium-cell or 3.3 V system-bus operation. Designers should pay particular attention to the decoupling network - Microchip recommends at least one 100 nF X7R ceramic on each VDD pin and a bulk 4.7 uF on the main rail - and should plan the SWD footprint even in production boards to keep firmware updates possible. This page consolidates current distributor pricing, pin-compatible drop-in alternatives in the SOIC-20 footprint, and design notes not always present on the manufacturer product page.

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ATSAMD11C14A-SSNT - 48MHz Cortex-M0+ MCU, 16KB Flash, USB | Microchip
ATSAMD11C14A-SSNT

ATSAMD11C14A-SSNT - 48MHz Cortex-M0+ MCU, 16KB Flash, USB | Microchip

The Microchip ATSAMD11C14A-SSNT is a low-power, high-performance 32-bit ARM Cortex-M0+ flash microcontroller from the SAM D11C family, featuring 16KB of flash memory, 4KB of SRAM, and an integrated full-speed USB 2.0 device controller. It runs at up to 48MHz and is housed in a 14-pin SOIC (150-mil / 3.90 mm) package operating from 1.6V to 3.6V. What is a Cortex-M0+ microcontroller? An ARM Cortex-M0+ MCU is the smallest and most energy-efficient core in the Cortex-M family, designed for deeply embedded, cost-sensitive applications where low active current, deterministic interrupt latency, and small code footprint matter most. It belongs to the broader category of 32-bit microcontrollers -> RISC microcontrollers -> embedded processors -> integrated circuits -> semiconductors. The SAM D11C family is positioned at the entry level of Microchip's Atmel SMART SAM D lineup, optimized for simple migration with hex-compatible code across all peripheral modules. Key differentiating features include: 2.46 CoreMark/MHz efficiency, integrated USB 2.0 full-speed device, 6 SERCOM channels (configurable as UART/SPI/I2C), a 10-channel 350 kS/s 12-bit ADC, and an on-chip temperature sensor. The part supports SleepWalking peripherals that wake the CPU on a threshold event, drastically lowering average current in IoT battery-powered designs. The ATSAMD11C14A uses a single-wire SERCOM-debug programming interface, eliminating the need for a dedicated SWD header and saving board area. The 14-SOIC package exposes PA, PB, and additional I/O through the SERCOM multiplexing scheme, allowing designers to remap UART, I2C, or SPI on almost any pin. Typical applications include USB HID peripherals, sensor hubs, smart home nodes, consumer wearables, low-cost touch-button controllers, and industrial metering end-points. In USB human-interface-device designs the integrated transceiver removes the external 1.5 kohm pull-up, and the 2.46 CoreMark/MHz headroom leaves enough cycles for protocol stacks. When designing with this part, ensure the VDD decoupling follows Microchip's recommended 100 nF + 1 uF + bulk layout, and leave pin PA24 (USB DP) accessible. The 14-SOIC variant is best suited for hand-soldered prototypes and through-hole-feel-friendly assemblies; for high-density designs, the QFN/SSOP variants are available within the SAM D11 family. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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ATSAMD11C14A-SSUT - 32-bit ARM Cortex-M0+ MCU 48MHz 16KB Flash | Microchip
ATSAMD11C14A-SSUT

ATSAMD11C14A-SSUT - 32-bit ARM Cortex-M0+ MCU 48MHz 16KB Flash | Microchip

The Microchip Technology ATSAMD11C14A-SSUT is a 32-bit ARM Cortex-M0+ flash microcontroller (MCU) from the SAM D11C family, operating at up to 48 MHz with 16 KB of flash and 4 KB of SRAM in a 14-pin SOIC package. The part integrates a full Cortex-M0+ core with single-cycle multiplier, 6-channel SERCOM configurable serial communication, 10-channel 12-bit ADC, 10-bit DAC, and a full-speed USB 2.0 device controller, all in a small-outline industrial footprint. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (flash), data memory (SRAM), and a rich set of peripheral interfaces. The Cortex-M0+ is the smallest, most energy-efficient ARM core designed for embedded applications, sitting at the bottom of the Cortex-M hierarchy (Cortex-M0/M0+ -> Cortex-M3 -> Cortex-M4 -> Cortex-M7). The SAM D11C series specifically adds native USB 2.0 full-speed and an integrated 48 MHz digital frequency-locked loop (DFLL) on-chip oscillator, which removes the need for an external crystal in USB applications. Key differentiating features include 16 KB flash with read-while-write support, 4 KB SRAM, up to 12 SERCOM pads that can each be configured as USART, I2C, or SPI, a 12-bit 350 ksps ADC with up to 10 channels, a 10-bit 350 ksps DAC, two analog comparators, two I2S interfaces, and a real-time clock. The device operates from 1.62 V to 3.63 V and is qualified for -40 C to +85 C industrial temperature range. The ATSAMD11C14A-SSUT's architecture uses a two-bus AHB-Lite matrix with a separate APB bridge, allowing DMA-driven SERCOM, ADC, and DAC operations to occur in parallel with CPU execution. The on-chip DFLL48M locks to the 32.768 kHz crystal reference to derive the 48 MHz USB clock, eliminating the BOM cost of a high-frequency external crystal. The peripheral event system and 6-channel DMA controller further reduce CPU overhead in real-time applications. Typical applications include USB HID peripherals (keyboards, mice, custom input devices), home automation sensor nodes, low-power wireless gateways with USB charging interfaces, consumer toys and wearables with USB-C connectivity, industrial meter reading equipment, and small motor-control daughterboards. The combination of native USB, small footprint, and Cortex-M0+ ecosystem support makes it well suited to volume-cost-sensitive designs that still need modern connectivity. When designing with this part, plan the PCB layout to keep the USB DP/DM traces length-matched within 4 mm and the 32.768 kHz crystal traces short and guarded. Decouple VDD with at least one 100 nF X7R capacitor placed within 2 mm of the pin, and add a 4.7 uF bulk capacitor for the USB VBUS rail. Program the DFLL before USB enumeration to meet USB 2.0 full-speed jitter specifications. This page consolidates distributor stock, AEC-Q100 sibling variants, and practical design notes not found in the manufacturer datasheet to accelerate your component selection and PCB bring-up.

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ATSAMD11D14A-MNT - 32-bit ARM Cortex-M0+ MCU, 48MHz, 16KB Flash | Microchip
ATSAMD11D14A-MNT

ATSAMD11D14A-MNT - 32-bit ARM Cortex-M0+ MCU, 48MHz, 16KB Flash | Microchip

The Microchip ATSAMD11D14A-MNT is a 32-bit ARM Cortex-M0+ flash microcontroller from the SAM D11D family, delivering up to 48 MHz CPU clock speed with 16 KB of Flash and 4 KB of SRAM, housed in a compact 24-pin QFN (4x4 mm) package with exposed thermal pad. What is a Cortex-M0+ microcontroller? An ARM Cortex-M0+ microcontroller is an ultra-low-power 32-bit processor core designed by ARM Holdings and licensed to silicon vendors like Microchip. It belongs to the Cortex-M family of microcontrollers -> microcontrollers -> embedded processors -> integrated circuits. The M0+ core targets energy-efficient applications with a stripped-down instruction set, deterministic interrupt handling, and optional single-cycle I/O access, making it a popular entry point for cost-sensitive ARM designs. The ATSAMD11D14A-MNT integrates a full-speed USB 2.0 device controller, a six-channel DMA controller, a 32-bit RTC, two 16-bit Timer/Counters, and one 24-bit Timer/Counter for Control (TCC), up to 22 programmable I/O pins, and a 12-bit ADC with up to 350 ksps sampling rate. Its Serial Communication Interface (SERCOM) block provides up to six configurable channels for I2C, SPI, or UART, enabling flexible peripheral expansion without dedicated silicon. The device operates from 1.6 V to 3.6 V supply voltage and supports industrial temperature ranges. The integrated USB transceiver and on-chip PHY eliminate the need for external USB components, simplifying hardware design for HID, CDC, or vendor-class USB devices. The 24-QFN package provides excellent thermal performance for a small-footprint MCU. Typical applications include USB human-interface devices (HID), USB-to-serial converter dongles, low-power sensor hubs, home automation controllers, consumer electronics with USB connectivity, and industrial metering peripherals. When designing with this device, ensure proper USB impedance matching and bypass capacitor placement near VDD pins. The Cortex-M0+ core supports Thumb-2 subset instructions; firmware development is streamlined through Microchip's MPLAB X IDE and Atmel START toolchain.

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ATSAMD11D14A-SSNT - 48MHz Cortex-M0+ MCU, 16KB Flash | Microchip
ATSAMD11D14A-SSNT

ATSAMD11D14A-SSNT - 48MHz Cortex-M0+ MCU, 16KB Flash | Microchip

The Microchip ATSAMD11D14A-SSNT is a 32-bit ARM Cortex-M0+ flash microcontroller from the SAM D11D family, offering 48 MHz CPU performance, 16 KB of Flash, and 4 KB of SRAM in a 20-pin SOIC package. It operates from 1.6 V to 3.6 V and integrates a full-speed USB 2.0 device interface, making it suitable for connected embedded designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O on one silicon die. The Cortex-M0+ core is an ultra-low-power ARM processor designed for energy-efficient embedded applications; in the broader taxonomy it sits below Cortex-M3/M4 parts and above 8-bit microcontrollers in performance. The SAM D11D series specifically targets designs that need modern 32-bit performance with USB connectivity in compact packages. Key features of the ATSAMD11D14A-SSNT include the 48 MHz Cortex-M0+ core reaching 2.46 CoreMark/MHz, 16 KB of in-system programmable Flash, 4 KB SRAM, and an integrated USB 2.0 Full-Speed device controller with on-chip transceiver. The device also includes a SERCOM (serial communication) interface count of up to six, a 12-bit ADC, 10-bit DAC, and multiple timers. The 20-pin SOIC footprint keeps the solution footprint minimal while exposing enough I/O for typical sensor, motor, and human-interface nodes. The SAM D11D architecture uses a single-cycle hardware multiplier, tightly-coupled memory bus, and Microchip's proprietary peripheral event system that lets peripherals trigger each other without CPU intervention. SleepWalking I/O and multiple low-power modes (IDLE, STANDBY, BACKUP) reduce active current to well below 1 mA in deep sleep, allowing battery-powered designs to extend operating life. The integrated USB transceiver removes the need for an external PHY or precision resistors, simplifying USB device certification. Typical applications include USB HID peripherals, home automation nodes, consumer electronics such as remote controls and gaming accessories, metering endpoints, industrial sensor hubs, and low-cost IoT bridges. The combination of USB, ADC, and rich serial peripherals covers most connected-sensor use cases in a single chip. When designing with this part, note the 20-pin SOIC package shares the SAM D11D family footprint, enabling drop-in migration between pin-compatible family members. Use the Atmel/Microchip START code-configurator to generate initialization code and verify the USB peripheral against the latest USB device class stack for certification. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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ATSAMD11D14A-UUT - 48MHz Cortex-M0+ MCU 16KB Flash | Microchip
ATSAMD11D14A-UUT

ATSAMD11D14A-UUT - 48MHz Cortex-M0+ MCU 16KB Flash | Microchip

The Microchip Technology ATSAMD11D14A-UUT is a 32-bit ARM Cortex-M0+ flash microcontroller operating at up to 48 MHz, with 16 KB of Flash and 4 KB of SRAM, housed in a 20-ball WLCSP package. It integrates a USB 2.0 Full-Speed device controller, a 6-channel SERCOM (serial communication) peripheral set, a 12-bit ADC, a 10-bit DAC, and a full-speed Host/Device USB transceiver on-chip, making it suitable for compact connected-embedded designs. What is a Cortex-M0+ microcontroller? A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory, and peripherals. The ARM Cortex-M0+ is the smallest and most energy-efficient member of the ARM Cortex-M family, optimized for low-power embedded applications. Microcontrollers sit in the broader hierarchy of microprocessors -> ARM Cortex-M -> Cortex-M0+ -> microcontroller unit -> semiconductor, and SAM D11 devices target low-power, deterministic control with code-density advantages over 8-bit MCUs. Key features of the ATSAMD11D14A-UUT include up to six SERCOM channels configurable as I2C, SPI, or UART, six 16-bit Timer/Counters (TC), a Real-Time Counter (RTC), a 12-channel 350 kbps 12-bit ADC, a 10-bit 350 kbps DAC, and an on-chip Full-Speed USB 2.0 transceiver. The device also features a 32-bit Event System for inter-peripheral signalling without CPU intervention, a Peripheral Touch Controller (PTC) for capacitive sensing, and a 32.768 kHz RTC with calendar mode. Architecturally, the SAM D11 family uses a single-cycle I/O bus, a single-cycle multiplier, and a tightly-coupled SRAM implementation that yields 2.46 CoreMark/MHz performance. An integrated low-power voltage regulator and multiple sleep modes (IDLE, STANDBY, BACKUP) enable typical active currents around 3 mA at 48 MHz and deep-sleep currents below 1 uA, depending on configuration. Typical applications include USB HID peripherals, smart-home sensor nodes, consumer wearables, low-cost home-automation hubs, capacitive-touch user interfaces, and industrial metering. The 20-ball WLCSP footprint suits space-constrained designs such as PC accessories, USB dongles, and small IoT sensor pods. Operating temperature spans -40C to +85C. A key design consideration is the WLCSP assembly: PCB land-pattern design must follow Microchip IPC-7351 WLCSP guidelines to ensure reliable reflow. The 20-ball WLCSP shares a footprint with the SAM D10D family, allowing upward/downward migration with identical peripheral IP. This page synthesizes Microchip datasheet data, distributor pricing, drop-in alternatives, and practical design notes not consolidated in the manufacturer datasheet alone.

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ATSAMD20E14A-AN - SAM D20 ARM Cortex-M0+ MCU, 48MHz, 16KB Flash | Microchip
ATSAMD20E14A-AN

ATSAMD20E14A-AN - SAM D20 ARM Cortex-M0+ MCU, 48MHz, 16KB Flash | Microchip

The Microchip Technology ATSAMD20E14A-AN is a 32-bit ARM Cortex-M0+ flash microcontroller from the SAM D20 family, delivering up to 48 MHz core performance with 16 KB of Flash and 2 KB of SRAM in a 32-pin TQFP (7x7 mm) package. It operates from 1.62V to 3.63V and integrates a 12-bit ADC, 10-bit DAC, and up to 6 SERCOM serial communication interfaces, making it a versatile mixed-signal MCU for embedded designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory, working RAM, and peripherals such as ADCs, timers, and communication controllers into one package. Within the semiconductor hierarchy, an MCU belongs to the broader class of integrated circuits (ICs) and is a key member of the embedded systems domain alongside microprocessors, DSPs, and FPGAs. The ATSAMD20E14A-AN specifically targets the low-power, deterministic end of the Cortex-M0+ market, balancing processing headroom with energy efficiency for always-on battery-powered products. Key features of the ATSAMD20E14A-AN include the ARM Cortex-M0+ core with single-cycle I/O access, the Peripheral Touch Controller (PTC) supporting capacitive touch buttons and sliders, a full-speed USB 2.0 device interface (when paired with an external 48 MHz source), and Microchip's SERCOM modules that can be configured as UART, SPI, or I2C. The device also includes a Real-Time Clock (RTC), event system for inter-peripheral signalling without CPU intervention, and a SleepWalking mechanism that allows peripherals to wake the CPU only when meaningful events occur. The architecture uses a 2-layer AHB bus matrix with separate bridges for ICODE/DCODE and the peripheral bridge, minimizing latency for deterministic interrupt response. The integrated voltage regulator supports a wide 1.62V to 3.63V supply range and can deliver the full 48 MHz across the entire range, simplifying battery and USB-powered designs. Typical applications include home automation control panels, smart metering nodes, capacitive-touch user interfaces, low-power wireless sensor hubs, consumer electronics peripherals, and industrial control modules. Its low-power Sleep modes (down to a few microamperes) make it especially well-suited to battery-operated devices where idle current dominates the energy budget. When designing with this part, place a 100 nF decoupling capacitor close to each VDD pin and a 4.7 µF bulk capacitor at the regulator output. Configure unused pins as inputs with internal pull-up to minimise quiescent current. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single source for SAM D20 selection.

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ATSAMD20E14A-AUT - Cortex-M0+ MCU 48MHz 16KB FLASH TQFP-32
ATSAMD20E14A-AUT

ATSAMD20E14A-AUT - Cortex-M0+ MCU 48MHz 16KB FLASH TQFP-32

The Microchip Technology ATSAMD20E14A-AUT is an ARM Cortex-M0+ based 32-bit flash microcontroller operating at up to 48 MHz, integrating 16 KB of Flash and 2 KB of SRAM, and packaged in a 32-pin TQFP (7x7 mm) for surface-mount assembly. An ARM Cortex-M0+ microcontroller is a low-power, energy-efficient 32-bit processor core widely used in embedded systems. It belongs to the Cortex-M family (Cortex-M0, M0+, M3, M4, M7) — a hierarchy of ARM cores targeted at microcontrollers rather than application processors. Cortex-M0+ sits at the low-power/low-cost end, offering Thumb-2 instruction set efficiency, single-cycle I/O access, and an optional Micro Trace Buffer. This positions the ATSAMD20E14A-AUT as a bridge between traditional 8-bit MCUs and higher-end Cortex-M3/M4 devices. The ATSAMD20E14A-AUT features the SAM D20 peripheral set including a 12-channel SERCOM (configurable as I2C/SPI/USART), a 12-bit ADC with up to 10 channels, a 10-bit DAC, two analog comparators, and a 16-bit timer/counter. Six configurable SERCOM ports give multi-protocol serial flexibility. An Event System, Peripheral Touch Controller (PTC), and full-speed USB device interface complete the peripheral mix. The device supports 1.62 V to 3.63 V operation with multiple low-power modes (Idle, Standby, Backup, Hibernate). The architecture combines a deterministic Cortex-M0+ core with Microchip's proprietary low-power techniques, achieving Active current below 70 µA/MHz and full-Stop mode retention below 5 µA. On-chip peripherals connect to the CPU via the AHB-APB bridge and event system, enabling fast inter-peripheral signalling without CPU intervention. An integrated 32 kHz RTC oscillator and PLL multiply the internal 8 MHz RC oscillator up to 48 MHz system clock. Typical applications include home automation nodes, consumer electronics, smart metering, industrial sensor interfaces, and battery-powered IoT endpoints where 32-bit performance and ultra-low sleep current are both required. The TQFP-32 footprint suits hand-solderable prototypes while remaining production-friendly. Designers should note that the ATSAMD20E14A-AUT requires the Atmel/Microchip ASF or MPLAB Harmony 3 framework, and programming via SWD using tools such as MPLAB X IDE / PICkit 4. Pin 1 (VDDIN) must be properly decoupled for stable core operation. This page synthesizes distributor pricing, drop-in alternatives across the SAM D20 family, and practical design notes drawn from manufacturer documentation, going beyond what a single datasheet chapter covers.

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ATSAMD20E14A-MNT - 32-bit ARM Cortex-M0+ MCU, 48MHz, 16KB Flash, 32-VQFN
ATSAMD20E14A-MNT

ATSAMD20E14A-MNT - 32-bit ARM Cortex-M0+ MCU, 48MHz, 16KB Flash, 32-VQFN

The Microchip Technology ATSAMD20E14A-MNT is a 32-bit ARM Cortex-M0+ flash microcontroller from the SAM D20E family, operating up to 48 MHz with 16 KB of Flash and 2 KB of SRAM in a 32-pin VQFN (5x5 mm) package with exposed pad. It supports 1.62V-3.63V supply, integrates a 12-bit ADC, 10-bit DAC, 256-channel Peripheral Touch Controller (PTC), RTC, and up to six SERCOM serial interfaces, delivering 2.14 CoreMark/MHz efficiency for low-power embedded applications. An ARM Cortex-M0+ microcontroller is an entry-level 32-bit MCU core built on the ARMv6-M architecture, optimized for energy efficiency and deterministic performance in cost-sensitive applications. Within the broader taxonomy, the Cortex-M0+ sits beneath Cortex-M3/M4/M7 cores, belongs to the microcontroller (MCU) family, falls under microcontrollers, then Integrated Circuits, and ultimately semiconductors. The SAM D20 series specifically targets low-power IoT and consumer designs where 8-bit MCUs previously dominated. Key features of the ATSAMD20E14A-MNT include SleepWalking peripherals, an Event System for inter-peripheral signaling without CPU wakeup, six SERCOM channels configurable as I2C/SPI/UART, a 12-bit 350 kSPS ADC with up to 10 channels, a 10-bit 350 kSPS DAC, and an integrated PTC supporting up to 256 touch channels for capacitive button/slider designs. The device operates across -40C to +105C (industrial grade, per Mouser listing) and consumes < 70 uA/MHz active. The MCU integrates a single-cycle hardware multiplier, NVIC with 32 interrupt lines, and a 24-bit SysTick timer. The peripheral event system and SERCOM configurability enable flexible pin mapping, simplifying PCB routing versus fixed-function MCUs. The 32-VQFN (5x5) package with exposed thermal pad (EP) supports -40C to +125C operation with AEC-Q100 compliance for automotive use cases when paired with the appropriate variant. Typical applications include home automation nodes, smart metering, industrial sensor hubs, consumer electronics with capacitive touch UI, low-power wireless sensor platforms, and battery-powered IoT endpoints. The wide 1.62V-3.63V supply range permits direct operation from single-cell Li-ion or 3.3V regulated rails. Design tip: route the SERCOM peripheral mapping during schematic capture to avoid costly layout rework - each of the six SERCOMs can be assigned to specific I/O pins, and choosing pins early simplifies later pinout changes. This page consolidates distributor pricing, same-family alternatives (ATSAMD20E15A-MNT, ATSAMD20E16A-MNT, ATSAMD20E17A-MNT, ATSAMD20E18A-MNT), drop-in cross-brand equivalents, and practical design guidance beyond what the manufacturer datasheet offers alone.

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ATSAMD20E14A-MU - 48MHz Cortex-M0+ MCU 16KB Flash | Microchip
ATSAMD20E14A-MU

ATSAMD20E14A-MU - 48MHz Cortex-M0+ MCU 16KB Flash | Microchip

The Microchip Technology ATSAMD20E14A-MU is a 32-bit ARM Cortex-M0+ microcontroller from the SAM D20 family, operating at up to 48 MHz and delivering 2.14 CoreMark/MHz. The device integrates 16 KB of Flash and 2 KB of SRAM in a 32-pin VQFN (5x5 mm) package with an exposed thermal pad, and is supplied across an industrial 1.62V to 3.63V core voltage range. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O on one die. The ATSAMD20E14A-MU belongs to the Cortex-M0+ class of microcontrollers, the most energy-efficient ARM core for embedded use; within the broader taxonomy, it sits as MCU -> 32-bit MCU -> ARM Cortex-M MCU -> low-power MCU -> embedded microcontroller. Its Cortex-M0+ core is binary-compatible with the Thumb instruction set, simplifying toolchain reuse across the SAM D product line. Key differentiating features include the SAM D20 Event System for inter-peripheral signalling without CPU intervention, a 12-channel 350 kbps SERCOM configurable serial engine, and a 6-channel 12-bit 350 ksps ADC with hardware averaging. The part also integrates a 10-bit 350 ksps DAC, two analog comparators, a 32 kHz RTC, and full-speed USB 2.0 device with on-chip transceiver, all packaged in 32-pin VQFN. According to the Microchip/Atmel SAM D20 datasheet, these peripherals are routed via a low-power bus matrix, allowing deterministic 1.66 µs wake-up from deep-sleep retention. Architecturally, the ATSAMD20E14A-MU uses a single-bank Flash memory with embedded EEPROM emulation through the NVM controller, hardware CRC, and a true random number generator (TRNG). The Power Manager implements six SleepWalking-enabled peripheral clocks, three sleep modes (IDLE, STANDBY, BACKUP) and a 7 µA typical BACKUP current with RTC running, positioning the part for battery-driven IoT endpoints. Typical applications include home-automation smart sensors, low-power wireless sensor nodes (when paired with an external sub-GHz transceiver), consumer HID peripherals, industrial metering, capacitive-touch human interfaces, and small-footprint USB-CDC devices. The wide operating range also supports outdoor asset-tracking tags. When designing with this device, verify your linker script reserves the upper 1 KB of SRAM for the Atmel Start/Device Library heap, and always bond the exposed pad to a continuous ground pour to meet the 31.6 °C/W theta_JB thermal path. This page synthesizes verified distributor pricing, drop-in alternatives from Microchip's own cross-reference tool, and engineering design notes not found in the manufacturer datasheet alone.

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ATSAMD20E14B-AU - 48MHz ARM Cortex-M0+ MCU, 16KB Flash | Microchip
ATSAMD20E14B-AU

ATSAMD20E14B-AU - 48MHz ARM Cortex-M0+ MCU, 16KB Flash | Microchip

The Microchip ATSAMD20E14B-AU is a 32-bit ARM Cortex-M0+ flash microcontroller from the SAM D20E family, delivering up to 48 MHz core performance with 16 KB of Flash and 2 KB of SRAM in a 32-pin TQFP (7x7 mm) package. It operates from a wide 1.62 V to 3.63 V supply and integrates a 6-channel SERCOM, 12-bit 350 ksps ADC, 10-bit DAC, and multiple timers, balancing low power consumption with rich peripheral integration. The part is rated for the industrial temperature range (-40 C to +85 C) and is qualified to the Microchip AEC-Q100 grade-2 screening flow for harsh environments. An ARM Cortex-M0+ microcontroller is a 32-bit RISC processor core designed by Arm for energy-efficient embedded applications. As part of the microcontroller hierarchy, it sits above 8/16-bit legacy cores and below Cortex-M3/M4/M7 devices, pairing a Thumb-2 instruction subset with a single-cycle I/O port for deterministic GPIO response. Within the SAM D20 family, the E (32-pin) variants are the smallest-footprint members, optimized for cost-sensitive and space-constrained designs. Key features include a 12-bit 350 ksps ADC with up to 14 analog channels, a 10-bit 350 ksps DAC, six SERCOM (serial communication) interfaces configurable as UART, SPI, or I2C, full-speed USB 2.0 device support, and a Peripheral Touch Controller (PTC) supporting capacitive buttons, sliders, and proximity sensors. The Cortex-M0+ core executes the Thumb instruction set with deterministic 1.77 DMIPS/MHz performance, supported by a 4-channel DMA engine that offloads memory transfers to reduce CPU load. The integrated event system allows peripherals to trigger each other without CPU intervention, further lowering average power consumption. Architecturally, the device uses a single AHB-Lite bus matrix with a separate APB bridge for low-speed peripherals, allowing concurrent SERCOM transfers and ADC sampling. The power manager supports Idle, Standby, and Backup sleep modes with wake-on-interrupt and RTC-driven wake from backup, achieving currents down to the single-digit microamp range. On-chip voltage regulation generates the core logic supply from a single external rail, simplifying BOM and PCB layout. Typical applications include smart-home sensor hubs, low-power IoT edge nodes, capacitive-touch user interfaces for appliances, industrial sensor transmitters, USB HID peripherals, and battery-driven consumer devices such as fitness wearables. The combination of USB device, ADC, and PTC also suits data loggers and Human Interface Device (HID) designs. When designing with this part, allocate one decoupling capacitor per VDD pin (100 nF X7R plus a bulk 1 uF-4.7 uF), keep SERCOM signal traces short to avoid EMI, and connect unused I/O to VDD or GND through software-enabled pull resistors to reduce sleep current. Programming is supported through the SWD interface using Atmel/Microchip Studio, MPLAB X, or pyOCD. This page consolidates distributor pricing, drop-in pin-compatible alternatives, application circuits, and PCB design notes to help engineers evaluate the ATSAMD20E14B-AU for both new designs and legacy upgrades.

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ATSAMD20E14B-AUT - 48MHz Cortex-M0+ MCU, 16KB Flash, 32-TQFP | Microchip
ATSAMD20E14B-AUT

ATSAMD20E14B-AUT - 48MHz Cortex-M0+ MCU, 16KB Flash, 32-TQFP | Microchip

The Microchip Technology ATSAMD20E14B-AUT is a 32-bit ARM Cortex-M0+ based flash microcontroller from the SAM D20E family, running up to 48 MHz, with 16 KB Flash and 2 KB SRAM, housed in a 32-pin TQFP (7x7 mm) industrial-temperature grade package. The part number suffix "-AUT" denotes TQFP package, industrial temperature range (-40C to +85C), and tape-and-reel packaging. The ATSAMD20E14B-AUT delivers low-power, high-performance processing suitable for home automation, consumer, metering, and industrial applications. What is a Cortex-M0+ microcontroller? An ARM Cortex-M0+ microcontroller is a 32-bit reduced instruction set computing (RISC) MCU designed for ultra-low power embedded applications. It belongs to the broader ARM Cortex-M processor family, which sits inside the hierarchy: ARM Cortex-M -> 32-bit MCU -> microcontroller -> embedded IC. The M0+ core uses the Thumb/Thumb-2 instruction set, a single-cycle multiplier, and a tightly coupled NVIC interrupt controller. Compared with 8-bit MCUs such as the PIC16F series, the M0+ offers higher code density, modern toolchain support, deterministic interrupt latency, and far better DMIPs/mW efficiency, while still consuming minimal power. Key features of the ATSAMD20E14B-AUT include: ARM Cortex-M0+ core with Single-cycle multiplier, hardware divide, and debug access via SWD; 16 KB Flash and 2 KB SRAM with in-application programmable flash; 6 SERCOM (configurable serial communication) interfaces supporting I2C, SPI, and USART simultaneously; 12-bit ADC with up to 350 ksps throughput and 10 channels; up to 14 touch-channel support via the Peripheral Touch Controller (PTC); and 1.62V to 3.63V single-supply operation with on-chip voltage regulator. Technically, the SAM D20E integrates an 8-channel Event System, 6-channel DMA controller, Real-Time Counter (RTC), and multiple 16-bit Timer/Counters (TC). Memory protection is provided through a configurable flash access window, and security is enhanced by a 128-bit unique chip ID. The part supports Sleep, Idle, Standby, and Backup sleep modes with fast wake-up, drawing as little as a few microamps in deep-sleep, which is critical for battery-powered IoT endpoints. Typical applications include IoT sensor nodes, smart-home wireless controllers (when paired with an ATWINC1500 Wi-Fi module), industrial motor control boards (using the TC/PWM channels), battery-powered metering devices such as water/gas meters, consumer HMI products with touch-button UIs, and low-cost wearable electronics. The SERCOM flexibility lets the MCU speak multiple protocols concurrently without external glue logic. When designing with this part, allocate the 32-pin TQFP's VDD/GND pair to a star-ground layout with 100 nF + 1 uF decoupling close to each supply pin. Use the SERCOM pins thoughtfully because pin mapping to each SERCOM is multiplexed across the 32 TQFP pins, and choosing early avoids PCB rework. For low-power battery designs, leverage the integrated PTC for cap-touch wake-up, avoiding external wake controllers. This page synthesizes distributor pricing, validated drop-in alternatives (same Microchip family), and engineering notes for the ATSAMD20E14B-AUT in one place - data not consolidated in the manufacturer datasheet.

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