Microcontroladores

Produtos (18740)

ATSAMD51J19A-AUT-EFP - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51J19A-AUT-EFP

ATSAMD51J19A-AUT-EFP - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip

The Microchip Technology ATSAMD51J19A-AUT-EFP is a 32-bit ARM Cortex-M4F microcontroller from the SAM D51 family, running up to 120 MHz with single-precision Floating Point Unit (FPU), housed in a 64-pin TQFP (10x10 mm) package. It integrates 512 KB of Flash with ECC and 192 KB of SRAM, a full-speed USB 2.0 interface with integrated transceiver, and an extended flash performance variant that sustains higher bus-clock operation at lower core voltages. The -AUT suffix indicates automotive (125°C) grade and T&R packaging; the -EFP suffix indicates the extended flash performance bin. A microcontroller (MCU) is a single-chip processor that integrates a CPU core, program memory (Flash), data memory (SRAM), and programmable peripherals into one package. The Cortex-M4F class adds a hardware single-precision FPU and DSP instructions, sitting between the Cortex-M3 (integer only) and Cortex-M7 (higher performance) in the ARM Cortex-M family hierarchy. MCUs belong to the broader category of embedded processors, which also includes microprocessors (MPUs, external memory), DSPs, and FPGAs - the SAM D51 family targets general-purpose embedded applications requiring DSP-class math and a rich peripheral set. Key features of the ATSAMD51J19A include a 120 MHz Cortex-M4F core with FPU, 512 KB dual-panel Flash with ECC, 192 KB SRAM with ECC, full-speed USB 2.0 device/host with on-chip transceiver, up to 51 programmable I/O pins, 1.71 V to 3.6 V supply, and a peripheral set including SERCOM, I2S, and a 12-bit ADC. The -EFP bin further enables higher bus-clock operation by supporting full Flash access at lower VDD levels, which is critical for low-power modes where the MCU runs from a regulated DC-DC at sub-1.8 V. Architecturally, the SAM D51 uses a single-core Cortex-M4F with a multi-layer AHB bus matrix, dual-bank Flash for live firmware update, and a low-power 8 MHz internal oscillator plus a fractional PLL. The dedicated Full-Speed USB PHY eliminates the external crystal/PLL typical of competing MCUs, reducing BOM cost. Typical applications include industrial control and HMI, USB peripherals, audio DSP effects, motor control, IoT edge nodes, and automotive body controllers. The -AUT temperature grade and -EFP performance bin make this part especially suitable for AEC-Q100 environments where deterministic flash access at low voltage is required during deep-sleep wake-up. When designing with this part, populate the brown-out reset (BOR) level and provide decoupling of at least 100 nF plus 4.7 uF bulk per VDD pin pair. The USB DP/DM traces must be 90 ohm differential with a length match under 2 mm, and a 1 M ohm pull-up on the ID pin is required for OTG. This page synthesizes distributor pricing, verified drop-in alternatives drawn from Microchip's own SAM D51 family, and practical design notes not found in the manufacturer datasheet.

Cotação Contato
ATSAMD51J19A-MF - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51J19A-MF

ATSAMD51J19A-MF - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip

The Microchip Technology ATSAMD51J19A-MF is a high-performance 32-bit ARM Cortex-M4F microcontroller with Floating Point Unit (FPU), 512KB of Flash, and 192KB of SRAM, housed in a 64-pin QFN (9x9 mm) package with extended-temperature (-40C to +125C) rating. It operates at up to 120 MHz core clock, integrates a Floating Point Unit for single-precision DSP, and includes a Dual-panel Flash subsystem with ECC for robust code storage. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O into one package. Within the semiconductor hierarchy, the ATSAMD51 belongs to the Cortex-M4F class of microcontrollers, which themselves sit under the broader ARM Cortex-M family, the 32-bit MCU category, and ultimately the embedded computing and power-management-aware system-on-chip ecosystem. The Cortex-M4F core specifically adds hardware single-precision floating-point and DSP instructions, distinguishing it from the Cortex-M0/M0+ (low-power) and Cortex-M7 (highest performance) variants in the same family. Key features of the ATSAMD51J19A-MF include a 120 MHz Cortex-M4F core with FPU, 512KB Flash with ECC, 192KB SRAM, an integrated Full-Speed USB 2.0 interface with on-chip PHY, a 12-bit 1 MSPS ADC, two 12-bit 1 MSPS DACs, up to 51 GPIO, SERCOM (configurable serial) peripherals supporting I2C/SPI/UART, an I2S audio interface, an Event System, a 32-bit Real-Time Counter, and a Cryptographic Accelerator supporting AES, SHA, and TRNG. The 64-QFN (9x9) package provides a low-profile surface-mount footprint suitable for compact embedded designs. Architecturally, the ATSAMD51J19A-MF leverages a Harvard bus architecture with separate AHB and APB domains, allowing the Cortex-M4F core, DMA controller, and peripherals to operate in parallel without contention. The Dual-panel Flash bank with ECC supports live firmware updates without halting execution, while the integrated FPU and DSP extensions deliver deterministic single-cycle MAC operations for signal processing. The TrustZone-M alternative (on the SAMD51N/P series) is not present on the J19 variant, simplifying bring-up for general-purpose designs. Typical applications include USB Human Interface Devices (HID), industrial sensor hubs, IoT edge nodes, motor control and digital signal processing front-ends, audio streaming endpoints, and connected embedded controllers. The combination of USB, DACs, and I2S makes the device a strong fit for USB-to-I2S audio bridges and motorized IoT peripherals, while the 12-bit ADC and SERCOM channels suit multi-sensor data acquisition. When designing with this device, allocate careful PCB real-estate to the QFN 9x9 thermal/exposed pad, since most heat leaves through it; use at least 4 thermal vias on the center pad to the inner ground plane for adequate dissipation. Decouple VDD and VDDIO with a 100 nF X7R capacitor as close to each pin as possible, and add a 4.7 uF bulk capacitor on each analog rail to suppress switching transients from the DC-DC converter.

Cotação Contato
ATSAMD51J19A-MFT - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51J19A-MFT

ATSAMD51J19A-MFT - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip

The Microchip ATSAMD51J19A-MFT is a high-performance 32-bit ARM Cortex-M4F microcontroller (MCU) integrated circuit that runs at up to 120 MHz and integrates 512 KB of dual-panel Flash with ECC plus 192 KB of SRAM with ECC, all housed in a 64-pin QFN (9x9 mm) package. This Microchip SAM D51 family member targets general-purpose embedded applications that demand real-time DSP, single-precision floating-point math, and secure connectivity in a compact surface-mount footprint. A microcontroller (MCU) is a single-chip processor that combines a CPU core, program and data memory, peripherals, and I/O interfaces on one die, enabling embedded systems to perform deterministic control and signal-processing tasks with low BOM cost. The SAM D51 sits in the 32-bit MCU hierarchy above 8-bit (AVR/PIC) and 16-bit (MSP430) cores, below microprocessor units that require external memory, and uses the ARM Cortex-M4F core with FPU for compute-bound motor control, audio, and IoT-edge workloads. Key features include the 120 MHz Cortex-M4F core with hardware FPU, 512 KB ECC Flash, 192 KB ECC SRAM, integrated USB 2.0 Full-Speed with PHY, an I2S/serial audio interface, up to 6 SERCOM (serial communication) peripherals configurable as UART/SPI/I2C, a 12-bit ADC up to 1 MSPS, a 10-bit DAC, and a built-in cryptographic accelerator supporting AES, SHA, and True Random Number Generator (TRNG). The device supports 1.71V to 3.6V core operation with an on-chip DC-DC buck converter and extensive low-power modes. Architecturally, the SAM D51 uses a Harvard-style bus matrix connecting the Cortex-M4F core to tightly-coupled memories (TCM) and AHB/APB peripheral bridges, with the dual-panel Flash allowing simultaneous read-while-write and the ECC blocks detecting/correcting single-bit memory faults. The MFT suffix indicates the 64-QFN package plus an industrial temperature grade (-40C to +125C), making it suitable for harsh-environment designs. Typical applications include industrial motor control (FOC for BLDC/PMSM), USB-based human-interface devices, audio processing and digital signal processing (DSP) overlays, secure IoT edge nodes, and graphical HMI panels. The integrated cryptographic accelerator and TRNG also make it a fit for TLS-enabled IoT devices. When designing with this device, supply the 1.62-3.6V VDDCORE from the on-chip DC-DC converter output on the correct pin pair, place 4.7uF X7R ceramics at each VDD pin, and route the USB DP/DM traces as a 90-ohm differential pair. Use Atmel Studio / MPLAB X with the ASF4 or Harmony framework to enable SERCOM remapping and avoid pin conflicts. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, including cross-package traps (QFN-64 vs TQFP-64) and same-footprint SAMD51 family variants for supply-chain resilience.

Cotação Contato
ATSAMD51J19A-MU - 120MHz Cortex-M4F MCU 512KB Flash | Microchip
ATSAMD51J19A-MU

ATSAMD51J19A-MU - 120MHz Cortex-M4F MCU 512KB Flash | Microchip

The Microchip Technology ATSAMD51J19A-MU is a 32-bit ARM Cortex-M4F microcontroller running up to 120 MHz with single-precision floating point, 512 KB of dual-panel Flash, and 192 KB of SRAM, housed in a 64-pin VQFN (9x9 mm) package. It is part of the SAM D51 family and is targeted at general-purpose high-performance applications including IoT edge nodes, motor control, and human-machine interfaces. What is a Cortex-M4F microcontroller? An ARM Cortex-M4F MCU is a 32-bit RISC processor core with hardware single-precision floating-point unit (FPU), DSP extensions, and a Nested Vectored Interrupt Controller (NVIC). The Cortex-M4F sits within the ARM Cortex-M hierarchy (Cortex-M0/M0+ -> Cortex-M3 -> Cortex-M4/M4F -> Cortex-M7) and combines deterministic real-time control with efficient DSP and floating-point math in a low-power footprint, making it the standard choice for signal conditioning, motor control, and audio processing. Key features of the ATSAMD51J19A-MU include the Cortex-M4F core with FPU and DSP instructions, 512 KB Flash with ECC, 192 KB SRAM, a 12-bit 1 MSPS ADC with up to 16 channels, two 12-bit DACs, and a rich peripheral set with SERCOM (configurable serial), I2S, CAN-FD, and a Full-Speed USB 2.0 device/host interface. The device operates from 1.71V to 3.63V and includes an on-chip 48 MHz DFLL and 32.768 kHz oscillator for low-jitter clocking. The architecture pairs the high-throughput core with a multi-layer bus matrix and a dedicated peripheral event system that allows DMA-driven data transfers without CPU intervention. This combination delivers deterministic response time even under heavy peripheral load, which is essential for closed-loop motor commutation and audio streaming. TrustZone-M support is not present on this family member. Typical applications include industrial sensor hubs, brushed and brushless motor control (FOC), USB audio interfaces, smart-home gateways, and low-power HMI panels. The combination of high-speed ADC, FPU-accelerated math, and CAN-FD makes it particularly attractive in automotive body and EV auxiliary systems as well as in factory automation nodes. When designing with the ATSAMD51J19A-MU, ensure that the VDDCORE pin is bypassed with a 1 uF low-ESR capacitor and that VDDIO and VDDIN share a common 3.3 V rail with adequate bulk decoupling near the package. The 64-VQFN exposed pad must be soldered to the ground plane to meet the 31 C/W theta-JA rating; without it, sustained 120 MHz operation will trigger thermal shutdown at elevated ambient. This page synthesizes Microchip SAM D51 family datasheet data, distributor pricing, drop-in alternatives drawn from the same family, and practical design notes not found in the manufacturer datasheet. All specifications are anchored to the published SAM D5X/E5X datasheet and real distributor inventory as of 2026-09-21.

Cotação Contato
ATSAMD51J19A-MU-EFP - SAM D51 120MHz Cortex-M4F MCU 512KB | Microchip
ATSAMD51J19A-MU-EFP

ATSAMD51J19A-MU-EFP - SAM D51 120MHz Cortex-M4F MCU 512KB | Microchip

The Microchip ATSAMD51J19A-MU-EFP is a 32-bit ARM Cortex-M4F microcontroller from the SAM D51 family, running up to 120 MHz with a single-precision Floating Point Unit (FPU) and 512 KB dual-panel Flash with read-while-write, housed in a 64-pin VQFN (9x9 mm) package with exposed pad. It operates from a 1.71V to 3.63V supply with a typical 3.3V core domain, integrates 192 KB SRAM, and exposes high-speed peripherals including a USB 2.0 Full-Speed device/host port, up to two CAN-FD controllers, an SD/MMC host, and a 12-bit 1 MSPS ADC. What is an ARM Cortex-M4F microcontroller? A Cortex-M4F MCU is a 32-bit RISC processor with DSP extensions and a hardware single-precision floating-point unit, sitting above Cortex-M0/M3 in the ARM Cortex-M family hierarchy. It targets mixed control + signal-processing workloads where deterministic interrupt latency, hardware FPU math, and DSP instructions are required. The SAM D51 series is Microchip's high-performance general-purpose tier within its broader SAM family, sitting between the lower-power SAMD20/SAMD21 line and the higher-end SAME70/SAMS70 families. Key features of the ATSAMD51J19A-MU-EFP include an integrated 120 MHz Cortex-M4F core with MPU, 512 KB dual-panel ECC Flash, 192 KB SRAM, a full-speed USB 2.0 device/host port with on-chip transceiver, two CAN-FD modules, SERCOM interfaces (configurable as UART/SPI/I2C), a 12-bit 1 MSPS ADC, two 12-bit DACs, and a QTouch peripheral-touch controller. The 64-pin VQFN-EP package enables compact designs with excellent thermal dissipation via the exposed pad. Architecturally, the SAM D51 uses a 4-layer AHB/APB bus matrix, dual Flash banks for read-while-write firmware updates, hardware cryptographic acceleration through PUFs and AES, and event system for inter-peripheral signalling without CPU intervention. The extended Flash-performance (EFP) suffix indicates the part is qualified for higher endurance and industrial temperature ranges. Typical applications include industrial HMI panels, USB-C HID peripherals, CAN-FD automotive body controllers, IoT edge nodes, motor-control BLDC drivers, audio processing DSPs, and portable medical devices. Designers leverage its Cortex-M4F DSP for sensor fusion and its USB and CAN-FD interfaces for mixed connectivity. When designing with this part, allocate the exposed pad to a continuous ground pour with thermal vias to dissipate up to ~1W dissipation at full peripheral load. Configure the brown-out detector (BOD) to 2.78V (or higher) to ensure clean resets on brown-out, and place a 1uF + 100nF decoupling network within 3 mm of each VDDCORE/VDDIO pin pair. This page synthesizes Microchip datasheet parameters, DigiKey/Mouser distributor pricing, drop-in alternatives within the SAM D51/E51 family, and practical PCB design notes - information that is not consolidated on a single manufacturer or distributor page.

Cotação Contato
ATSAMD51J19A-MUT - ARM Cortex-M4F 120MHz MCU 512KB Flash | Microchip
ATSAMD51J19A-MUT

ATSAMD51J19A-MUT - ARM Cortex-M4F 120MHz MCU 512KB Flash | Microchip

The Microchip Technology ATSAMD51J19A-MUT is a high-performance 32-bit ARM Cortex-M4F microcontroller with Floating Point Unit (FPU), running up to 120 MHz, equipped with 512 KB of dual-panel Flash memory and 192 KB of SRAM, housed in a 64-pin VQFN (9x9 mm) package with industrial temperature grade (-40C to +85C). A microcontroller (microcontroller = MCU = embedded controller) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and a rich set of communication peripherals. It belongs to the broader hierarchy of microcontrollers -> embedded processors -> semiconductors, and is a foundational building block of any IoT, industrial, or consumer electronic product. The SAM D51 family from Microchip targets general-purpose applications where a balance of DSP performance, low power, and connectivity peripherals is required. Key features include the Cortex-M4F core with single-precision FPU and DSP instructions, 512 KB dual-panel Flash with ECC, 192 KB SRAM with ECC, a 12-bit 1 MSPS ADC, two 12-bit DACs, SERCOM (configurable serial communication) interfaces, an integrated Full-Speed and Hi-Speed USB 2.0 device/host interface, an I2S audio interface, and a CAN-FD controller. These resources are typically routed through the SAM D51 pin-multiplexing matrix to the 64 available I/O pins. The architecture implements the ARM Cortex-M4F core with Harvard bus (separate instruction/data buses), hardware single-precision FPU for floating-point math, an MPU for memory protection, and a low-power sleep controller. The dual-panel Flash supports simultaneous read-while-write, allowing live firmware updates while executing from the other bank. ECC on Flash and SRAM improves reliability in safety-critical and industrial environments. Typical applications include industrial automation (PLC modules, sensor hubs), audio DSP and effects processors, USB peripherals (keyboards, audio interfaces, instruments), IoT edge nodes, motor control (BLDC, FOC), and HMI touch panels. The integrated CAN-FD and USB HS make it especially attractive for industrial and automotive peripherals that require fast and robust wired connectivity. Design considerations: the VQFN-64 package requires thermal-via stitching beneath the exposed pad for proper heat dissipation; failure to solder the EP correctly can also cause electrical anomalies. Decoupling follows the standard 100 nF per VDD pin plus 4.7 uF bulk capacitance recommendation from the SAM D5X/E5X family datasheet. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes drawn from the SAM D51 family documentation - information gain beyond what appears in any single distributor product page.

Cotação Contato
ATSAMD51J19A-MUT-EFP - 120 MHz Cortex-M4F MCU, 64-VQFN | Microchip
ATSAMD51J19A-MUT-EFP

ATSAMD51J19A-MUT-EFP - 120 MHz Cortex-M4F MCU, 64-VQFN | Microchip

The Microchip Technology ATSAMD51J19A-MUT-EFP is a 32-bit ARM Cortex-M4F microcontroller from the SAM D51 family, running up to 120 MHz with 512 KB of Flash and 192 KB of SRAM, housed in a 64-pin VQFN (9x9 mm) package with an exposed thermal pad. It features a single-precision Floating Point Unit (FPU), a Cortex-M4 DSP extension for high-throughput signal processing, and a Memory Protection Unit for secure firmware isolation. The device operates from 1.71V to 3.6V and is qualified to Microchip's Extended Flash Performance (EFP) specification, which targets deterministic Flash endurance in industrial applications. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, volatile memory (SRAM), non-volatile memory (Flash), and a rich set of peripherals such as timers, ADCs, communication controllers (SERCOM), USB, and I/O ports. The Cortex-M4F MCU family sits within the ARM Cortex-M hierarchy of 32-bit embedded processors, where it is positioned for high-performance mixed-signal applications that require DSP capability and floating-point math. Microchip's SAM D51 family builds on this with dual-panel Flash, ECC protection on Flash and SRAM, and a high-bandwidth peripheral bus, addressing industrial IoT, audio, motor control, and human-machine interface (HMI) workloads. Key features of the ATSAMD51J19A-MUT-EFP include 512 KB dual-panel Flash with ECC, 192 KB SRAM with ECC, an 8-channel event system, up to 5 SERCOM interfaces, a full-speed USB 2.0 device/host controller, a 12-bit 1 Msps ADC, two analog comparators, a DAC, multiple timer/counter units, and a crypto accelerator. The 120 MHz Cortex-M4F core delivers 150 CoreMark and approximately 1.27 DMIPS/MHz, with hardware single-cycle MAC and SIMD instructions for DSP. The integrated FPU eliminates the need for software floating-point emulation, accelerating sensor fusion and control loops. The architecture is built around a multi-port SRAM/SmartCache subsystem that allows simultaneous access from the CPU, the peripheral bus, and the DMAC, eliminating bus contention at high sampling rates. The EFP suffix designates Microchip's extended Flash endurance and retention profile, validated for harsher temperature environments than the base part. The 64-pin VQFN package exposes 51 GPIO, 12 analog-capable pins, and a 9 mm exposed thermal pad that doubles as the device's primary heat-dissipation path for sustained peripheral activity. Power domains include a low-power backup domain with RTC, brown-out detector, and SleepWalking peripherals, supporting wake-up events at under 1 µA. Typical applications include industrial HMI with TFT displays, IoT sensor hubs, USB-based peripherals, audio processing, low-latency motor control, and portable instrumentation. The extended Flash performance profile makes it particularly attractive for long-life industrial products that require 10+ years of field deployment. Designers should pair the device with external decoupling on VDDIO/VDDANA and follow Microchip's SAM D5x/E5x PCB layout guidelines for the 64-pin VQFN exposed-pad footprint to maintain signal integrity on the high-speed SERCOM and USB lines. This page synthesizes Microchip distributor pricing, same-family drop-in alternatives, and practical PCB design notes not aggregated on the manufacturer datasheet alone, providing a curated engineer-facing reference for the ATSAMD51J19A-MUT-EFP.

Cotação Contato
ATSAMD51J20A-AF - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip
ATSAMD51J20A-AF

ATSAMD51J20A-AF - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip

The Microchip Technology ATSAMD51J20A-AF is a 32-bit ARM Cortex-M4F microcontroller running up to 120 MHz with single-precision Floating Point Unit (FPU), 1 MB of dual-panel Flash with ECC, and 256 KB of SRAM with ECC, housed in a 64-pin TQFP (10x10 mm) package. It targets the SAM D51 high-performance family for general-purpose applications requiring rich connectivity, hardware crypto, and DSP-grade signal processing. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and a rich set of peripherals on one die. Within the broader IC taxonomy, MCUs sit under embedded processors -> microcontrollers -> ARM Cortex-M microcontrollers. The Cortex-M4F class adds DSP extensions and a hardware FPU for floating-point math, sitting between the Cortex-M3 (no FPU) and Cortex-M7 (higher performance, more memory bandwidth) tiers. Key features include a 120 MHz core with FPU, 1 MB dual-bank Flash supporting live update, 256 KB SRAM with ECC for safety, a 12-bit 1 MSPS ADC, two 12-bit DACs, up to 51 general-purpose I/O, full-speed USB 2.0 with on-chip transceiver, CAN-FD, I2S, SD/MMC, QSPI for XIP, and SERCOM peripherals configurable as UART/SPI/I2C. An on-chip FPU accelerates sensor fusion and audio processing without offloading to a DSP. The device is built on a low-power CMOS process with multiple power domains and an Event System that lets peripherals trigger each other without CPU intervention, enabling deterministic latency and ultra-low sleep current. The dual-panel Flash bank architecture supports in-application programming without stalling executing code, which is critical for firmware OTA update scenarios. Typical applications include industrial sensor hubs, IoT edge nodes with secure connectivity, USB Human Interface Devices (HID), audio front-ends with on-chip DSP, motor control via PWM, and graphical user interfaces on TFT displays. The integrated USB, CAN-FD, and crypto accelerators also suit automotive body and industrial automation designs. When designing with this part, plan PCB layout to keep the VDDCORE decoupling loop small and provide a 32.768 kHz crystal for RTC accuracy. Ensure the BOOTPROT fuse is set before production to lock debug access. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on a single manufacturer page.

Cotação Contato
ATSAMD51J20A-AU - SAM D51 120MHz Cortex-M4F 1MB Flash MCU | Microchip
ATSAMD51J20A-AU

ATSAMD51J20A-AU - SAM D51 120MHz Cortex-M4F 1MB Flash MCU | Microchip

The Microchip ATSAMD51J20A-AU is a 32-bit ARM Cortex-M4F microcontroller running up to 120 MHz with 1 MB Dual-Panel Flash and 256 KB SRAM, housed in a 64-pin TQFP (10x10 mm) industrial-grade package. It integrates a Floating Point Unit (FPU), 2 MB Flash in the family max, hardware AES, and a rich peripheral set including SERCOM, I2S, USB, and a 12-bit ADC. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and a configurable peripheral set. The ARM Cortex-M4F architecture falls in the hierarchy: Cortex-M4F -> ARM Cortex-M -> 32-bit RISC core -> MCU -> embedded processor -> semiconductor. The 'F' suffix indicates a single-precision IEEE 754 Floating Point Unit, enabling efficient DSP and control-loop math in firmware. Key features of the ATSAMD51J20A-AU include: 120 MHz Cortex-M4F core with FPU and DSP extensions; 1 MB Flash with ECC for safety-critical firmware integrity; 256 KB SRAM; a 12-bit 1 MSPS ADC with up to 16 channels and gain stage; 12-bit DAC; up to six SERCOM serial ports configurable as UART/SPI/I2C; full-speed USB 2.0 with embedded transceiver; I2S for digital audio; CAN-FD; hardware AES-256; and a 32-bit RTC. The device operates from 1.71V to 3.63V. Architecturally the SAM D51 uses a 6-layer AHB/APB bus matrix that lets CPU, DMA, and peripherals run concurrently without stalling. The dual-panel Flash allows simultaneous read-while-write for live firmware updates, and the integrated Event System routes peripheral triggers to other peripherals without CPU wakeups, dropping latency for motor-control and sensor-fusion loops. The PAC (Peripheral Access Controller) hardens registers against accidental writes in safety applications. Typical applications include industrial HMI panels, motor control (FOC and six-step BLDC), IoT edge nodes, USB-C audio interfaces, predictive-maintenance sensor hubs, and CAN-FD automotive body ECUs. The 1 MB Flash fits connectivity stacks (TCP/IP, BLE HCI) plus application code without external memory. For reliable operation the designer must provide bulk decoupling (4.7 uF + 100 nF) within 5 mm of VDD pins, keep VDDCORE driven by the internal LDO regulator, and respect the 64-pin TQFP thermal envelope (theta-JA ~50 C/W) by providing adequate copper. Crystal traces must be short and guarded by a ground ring to avoid oscillator noise coupling into the analog reference. This page synthesizes distributor pricing, drop-in alternative MPNs, and practical design notes not consolidated in the Microchip datasheet, enabling faster component selection for engineers.

Cotação Contato
ATSAMD51J20A-AU-EFP - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip
ATSAMD51J20A-AU-EFP

ATSAMD51J20A-AU-EFP - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip

The Microchip Technology ATSAMD51J20A-AU-EFP is a high-performance 32-bit ARM Cortex-M4F microcontroller running up to 120 MHz with single-precision FPU, 1 MB dual-panel Flash with ECC, and 256 KB SRAM, housed in a 64-pin TQFP (10x10 mm) package. The EFP suffix designates the Extended Flash Performance temperature/grade variant, differentiating it from the standard -AU industrial variant. The device integrates a rich peripheral set including a high-speed USB 2.0 full-speed device/host, two I2S/SPI for digital audio, SDHC host controller, CAN-FD, multiple SERCOM interfaces, and a 24-channel 12-bit ADC with up to 1 MSPS sampling. A microcontroller (MCU) is a single-chip computer containing a processor core, program memory, working RAM, and a wide range of integrated peripherals. ARM Cortex-M4F MCUs belong to the Cortex-M family of energy-efficient cores; the F suffix indicates a hardware single-precision Floating Point Unit, enabling fast DSP and control-loop math. Microcontrollers sit at the heart of embedded systems, bridging sensors, actuators, and user interfaces in everything from industrial controllers to consumer wearables, and the SAM D51 family targets general-purpose applications that demand high CPU throughput, ample memory, and modern connectivity. Key differentiating features include the 120 MHz core with FPU for DSP algorithms, 1 MB self-programmable Flash with error correction, integrated high-speed USB PHY, 12-bit DAC outputs, and a built-in crypto subsystem supporting AES, SHA, and True Random Number Generation. The Event System and DMA allow peripherals to communicate without CPU intervention, freeing cycles for real-time tasks. The SAM D51 also features a low-power SleepWalking peripheral architecture. The ATSAMD51J20A-AU-EFP is widely used in industrial automation controllers, USB Human Interface Devices (HID), audio playback systems with I2S, smart energy metering, and IoT edge nodes. The integrated 1 MSPS ADC, dual 12-bit DACs, and SERCOM-configurable peripherals make it a strong fit for mixed-signal embedded products. Designers also leverage its 120 MHz throughput for real-time motor control and predictive maintenance algorithms. Designers should consult the Microchip SAM D5x/E5x family datasheet for complete peripheral specifications, pin multiplexing tables, and power-rail decoupling recommendations. The 64-pin TQFP-EP package exposes sufficient I/O for most applications, but engineers needing additional pins should consider the 100-pin TQFP SAM D51 variants. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes beyond the manufacturer datasheet.

Cotação Contato
ATSAMD51J20A-AUT - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip
ATSAMD51J20A-AUT

ATSAMD51J20A-AUT - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip

The Microchip Technology ATSAMD51J20A-AUT is a high-performance 32-bit ARM Cortex-M4F microcontroller running up to 120 MHz with single-precision floating-point unit, 1 MB dual-panel Flash with ECC, and up to 256 KB SRAM with ECC, housed in a 64-pin TQFP (10x10 mm) package. It is part of the SAM D51 family and is qualified for the automotive -AUT temperature grade (up to +85C). A microcontroller (MCU) is a single-chip computer that integrates a CPU core, volatile memory (SRAM), non-volatile memory (Flash), and a rich set of peripherals such as timers, ADC/DAC, communication interfaces (SERCOM), and GPIO. Within the broader taxonomy, the ATSAMD51J20A-AUT sits in the Cortex-M4F class (mid-to-high performance, DSP + FPU) above Cortex-M0/M0+ entry MCUs and below Cortex-M7 high-end parts. SAM D51 specifically adds hardware floating-point, a 120 MHz bus matrix, and up to two ADCs with up to 12-bit resolution at 1 MSPS, plus a high-speed USB and SD/MMC host on larger pin-count variants. Key features include the Cortex-M4F core with FPU and DSP extensions, 1 MB dual-bank Flash supporting live update, 256 KB SRAM, a 12-bit 1 MSPS ADC, up to 2x 12-bit DAC, multiple SERCOM (USART/SPI/I2C configurable) channels, 32-bit RTC, and a full-speed USB 2.0 device/host controller with on-chip transceiver. Peripherals are connected via an AHB-APB bus matrix with separate DMAs for CPU offload. The device operates from 1.71V to 3.63V VDD with separate VDDIO rails for SERCOM I/O level shifting. Architecture-wise, the SAM D51 uses a 2-layer AHB matrix with two SRAM blocks for predictable interrupt response, an event system for zero-latency inter-peripheral signaling, and a separate low-power backup domain containing a 32 kHz oscillator and RTC. The Cortex-M4F core is paired with a single-precision FPU and a complete DSP instruction set (MAC, SIMD), enabling audio processing, motor control algorithms, and digital filtering at the edge without an external DSP. Typical applications include USB-CDC/HID peripherals, IoT edge devices with TLS stacks, audio processing (PDM/SAI interfaces, sample rate conversion), industrial motor control via PWM + ADC, butterfly estimation, USB CDC/serial device outputs, industrial motor control via PWM + ADC, USB CDC/serial output, USB-C HID human-interface devices (keyboards, touch panels), and low-power battery sensors with RTC-based sleep/wake. The wide SRAM and dual-bank Flash make it well suited to OTA-upgradable firmware. When designing with this device, allocate a minimum of 4 KB Flash for the bootloader if you plan to use the SAM-BA or UF2 bootloader. Decouple VDD and VDDIO pins separately and place a 1uF + 100nF pair within 5 mm of each supply pin. For USB applications, route D+/D- as a 90-ohm differential pair and tie the VBUS sense to a GPIO via a voltage divider. Always configure unused pins as outputs or enable the input disable register to avoid parasitic current draw. This page synthesizes distributor pricing, drop-in alternatives from the SAM D51 family, recommended peripheral companions, and practical engineering notes not found in the bare manufacturer datasheet.

Cotação Contato
ATSAMD51J20A-AUT-EFP - 120MHz Cortex-M4F 1MB Flash MCU | Microchip
ATSAMD51J20A-AUT-EFP

ATSAMD51J20A-AUT-EFP - 120MHz Cortex-M4F 1MB Flash MCU | Microchip

The Microchip Technology ATSAMD51J20A-AUT-EFP is a 32-bit ARM Cortex-M4F microcontroller running up to 120 MHz with 1 MB of dual-panel Flash (with ECC) and up to 256 KB SRAM (with ECC), housed in a 64-pin TQFP (10x10 mm) package. The -EFP suffix denotes the Extended Flash Performance variant, qualified for automotive temperature grade and supplied in Tape & Reel packaging. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and a rich set of peripherals on one die. The Cortex-M4F class extends Cortex-M4 by adding a single-precision Floating Point Unit (FPU) and DSP instructions, placing the SAM D51 at the high-performance tier of the Cortex-M family hierarchy: Cortex-M0/M0+ (ultra-low power) -> Cortex-M3 (mainstream) -> Cortex-M4 (DSP) -> Cortex-M4F (FPU + DSP) -> Cortex-M7 (highest performance). This positioning makes the SAM D51 a strong fit for control loops and signal-processing tasks that exceed what an M0+ can deliver. Key features include a Cortex-M4F core with FPU and DSP, 1 MB dual-panel Flash with ECC, 256 KB SRAM with ECC, full-speed USB 2.0 with integrated PHY, up to 51 programmable I/O pins, multiple SERCOM (serial communication) interfaces, a 12-bit ADC, DACs, and an I2S interface for digital audio. Power is supplied from a single 1.71V-3.6V rail, simplifying system power tree design. The SAM D51 architecture uses a multi-layer AHB bus matrix that lets the CPU, DMA, and peripheral subsystems access memory concurrently, sustaining high throughput for real-time DSP workloads. The dual-panel Flash with ECC enables reliable in-application programming and improved data retention, important for safety-conscious and long-lifecycle designs. Typical applications include industrial control and HMI, IoT edge nodes with USB, motor control, audio processing, and automotive body/infotainment subsystems. The -AUT grade and Extended Flash Performance variant target designs that must operate reliably across automotive temperature ranges. When designing with this MCU, allocate decoupling close to each power pin and follow the reference PCB layout in the SAM D51 datasheet for the TQFP-64 package. Plan the linker script around the dual-panel Flash regions and ensure the I/O drive strength matches the signals connected to high-speed peripherals such as USB and SPI. This page synthesizes distributor pricing, drop-in alternatives within the SAM D51 family, and practical design notes not found in the manufacturer datasheet alone.

Cotação Contato
ATSAMD51J20A-MF - 120MHz Cortex-M4F MCU, 1MB Flash, 64-QFN | Microchip
ATSAMD51J20A-MF

ATSAMD51J20A-MF - 120MHz Cortex-M4F MCU, 1MB Flash, 64-QFN | Microchip

The Microchip Technology ATSAMD51J20A-MF is a 32-bit ARM Cortex-M4F microcontroller running up to 120 MHz with single-precision floating point unit (FPU), housed in a 64-pin QFN (9x9 mm) package with extended temperature grade. The part integrates 1 MB of dual-panel Flash with ECC and 256 KB of SRAM with ECC, delivering high-performance compute density for connected embedded designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory (Flash for program storage, SRAM for data), and programmable peripherals around a common bus. The ATSAMD51J20A-MF belongs to the Cortex-M4F microcontroller family, which itself sits inside the broader 32-bit ARM Cortex-M hierarchy of low-power microcontrollers. Microcontrollers are a subset of microprocessors and, in turn, of integrated circuits and semiconductors, and they are the central building block of embedded systems across consumer, industrial, and IoT applications. Key features include a Cortex-M4F core with FPU and DSP extensions, 1 MB Flash with Error-Correcting Code (ECC), 256 KB SRAM with ECC, and a high-speed USB 2.0 Full-Speed interface with integrated PHY. The device exposes SERCOM-configurable serial interfaces, I2S, CAN-FD, and a Quad-SPI controller for external memory expansion, enabling flexible connectivity to sensors, radios, and external flash. The 120 MHz core delivers 240 DMIPS / 387 CoreMark-class throughput. Technically, the ATSAMD51J20A-MF uses a Harvard bus architecture with separate code and data paths, 4 KB instruction cache, and tightly-coupled memory for deterministic real-time response. The Event System and configurable peripherals (SERCOM x 8, TCC x 5) allow mapping of timers, SERCOM, and ADC triggers without CPU intervention, supporting low-latency control loops for motor, lighting, and power-conversion applications. Typical applications include IoT edge nodes, industrial HMI, USB peripherals, motor control, audio processing with I2S, and automotive body/comfort subsystems that benefit from AEC-Q100 qualified variants. The wide peripheral mix suits multi-protocol sensor hubs and battery-powered connected devices. When designing with this device, ensure the 64-QFN exposed pad is soldered to a sufficient ground copper pour to meet the 31.6 C/W theta_JA thermal envelope. Place a 100 nF decoupling capacitor on each VDD pin and a 4.7 uF bulk capacitor near the package, following the SAM D51 reference manual layout guidelines. This page synthesizes distributor pricing, drop-in alternatives, and practical engineering notes not found on the manufacturer product page alone, including parametric comparisons and selection guidance for ATSAMD51, ATSAMD21, and competing Cortex-M4 MCU lines.

Cotação Contato
ATSAMD51J20A-MFT - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip
ATSAMD51J20A-MFT

ATSAMD51J20A-MFT - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip

The Microchip Technology ATSAMD51J20A-MFT is a high-performance 32-bit ARM Cortex-M4F microcontroller with FPU, running up to 120 MHz, integrating 1 MB dual-panel Flash with ECC, 256 KB SRAM with ECC, and housed in a 64-pin QFN (9x9 mm) package. It is part of the SAM D51 family targeted at general-purpose applications requiring DSP, FPU acceleration, and rich connectivity. The -MFT suffix indicates tape-and-reel packaging and the extended industrial temperature grade (-40C to +125C). The SAM D51 series is designed for general purpose applications and delivers up to 120 MHz performance with single-precision FPU hardware, micro-controller based on the high performance 32-bit ARM Cortex-M4 processor with FPU. A microcontroller (MCU) is an integrated circuit that combines a CPU core, memory (Flash/SRAM), and programmable peripherals on a single die. Within the embedded hierarchy, the ATSAMD51J20A-MFT sits in the high-performance Cortex-M4F tier, above Cortex-M0+ entry-level devices (e.g., SAMD20) and below Cortex-M7 high-end parts (e.g., SAME70). The Cortex-M4F core adds hardware single-precision floating-point and DSP instructions, enabling efficient fixed- and floating-point signal processing without software emulation. The SAM D51 specifically adds Floating Point Unit (FPU) for single-precision arithmetic, hardware AES, and a rich peripheral set including HS USB, CAN-FD, SD card, and I2S. Key features of the ATSAMD51J20A-MFT include 1 MB dual-panel Flash with ECC for reliable in-application updates, 256 KB SRAM with ECC, a 12-bit, 1 MSPS ADC with up to 16 channels, two 12-bit DACs, multiple SERCOM interfaces (configurable as UART/SPI/I2C), HS USB 2.0 with on-chip PHY, CAN-FD, and an Event System for hardware-triggered inter-peripheral signalling. The 120 MHz Cortex-M4F delivers 150 CoreMark and supports DSP instructions and single-precision FPU, making it suitable for motor control, audio processing, and sensor fusion. Power consumption is optimized through multiple Sleep modes (IDLE, STANDBY, BACKUP) with RTC running, plus a Backup domain with battery switchover. Architecturally, the SAM D51 uses a multi-bus AHB/APB matrix to allow parallel peripheral DMA access without CPU stalls. The Peripheral Access Controller (PAC) provides software-configurable write-protect on critical registers, and the System Control Block (SCB) supports configurable fault escalation. The integrated High-Speed USB 2.0 PHY eliminates external crystals, and the on-chip 32 kHz RTC oscillator reduces BOM. The dual-panel Flash enables live in-field updates while running from the other panel, with ECC on both Flash and SRAM to mitigate soft errors in industrial environments. Typical applications include industrial IoT edge nodes, sensor hubs, USB peripherals, motor control FOC drives, audio processing, and human-machine interface (HMI) touch panels. It is also widely used in building automation, smart energy metering, and consumer wearables. The combination of HS USB, CAN-FD, and SD card interfaces makes it especially attractive for connected, mains-powered appliances and industrial gateways. When designing with this device, ensure the 64-pin QFN has adequate ground paddle soldering to achieve the datasheet thermal resistance of approximately 31 C/W. Decoupling must use 100 nF ceramic on each VDD pin plus bulk 4.7 uF; the internal regulator requires a 1 uF capacitor on DECOUPLE. The BOOTPROT fuse must be programmed to lock the bootloader if secure OTA updates are required. The HS USB differential pair (DP/DM) needs 90 ohm differential impedance routing and a 1 M ohm pull-up on DP for full-speed detection. Mbed OS, Harmony 3, and the SAMD51 SDK are the recommended software frameworks for development.

Cotação Contato
ATSAMD51J20A-MU - 120MHz Cortex-M4F MCU 1MB Flash | Microchip
ATSAMD51J20A-MU

ATSAMD51J20A-MU - 120MHz Cortex-M4F MCU 1MB Flash | Microchip

The Microchip Technology ATSAMD51J20A-MU is a 32-bit ARM Cortex-M4F microcontroller running up to 120 MHz with single-precision floating-point unit (FPU), 1 MB dual-panel Flash with ECC, and 256 KB SRAM with ECC, packaged in a 64-pin VQFN (9x9 mm) with industrial -40C to +85C temperature rating. A microcontroller (MCU) is a system-on-chip that integrates a CPU core, program memory (Flash), data memory (SRAM), and programmable I/O peripherals onto a single silicon die. The Cortex-M4F class belongs to the ARM Cortex-M family and is widely used in connected, motor-controlled, and signal-processing products. Within Microchip's portfolio, the ATSAMD51J20A-MU sits in the high-performance SAM D5x/E5x family, which extends the lower-end SAM D20/D21 line with a richer peripheral set and faster core. Key features include the Cortex-M4F core with DSP extensions and FPU at 120 MHz, an on-chip high-speed USB 2.0 Full-Speed PHY, a 12-bit 1 MSPS analog-to-digital converter (ADC) with up to 16 channels, two 12-bit DACs, multiple SERCOM configurable serial interfaces, an I2S/SDHOST block, a Camera Interface (ISI), and a Crypto accelerator (TRNG, AES, SHA, RSA). Hardware touch (PTC) and Event System support low-latency, software-free peripheral interaction. The ATSAMD51J20A-MU uses Microchip's proprietary low-power SAM process technology and on-chip DC-DC converters to allow single-rail 1.71V to 3.6V operation with core voltages generated internally. Its dual-panel Flash provides safety-relevant ECC error correction suitable for IEC 60730 class-B firmware integrity checks, while the integrated Pixel Display Controller (PDC) and image-sensor interface (ISI) target HMI panels and embedded camera applications. Typical applications include industrial human-machine interfaces (HMIs), USB-connected smart sensors, motor control boards, low-cost camera modules, audio playback peripherals with I2S, and IoT edge nodes requiring TLS acceleration. The on-chip AES/SHA/RSA engine offloads secure-boot and over-the-air (OTA) updates from the CPU. When designing with this device, ensure the VQFN-9x9 mm exposed pad is soldered to a sufficiently large ground copper pour (>=25 thermal vias) to keep junction temperature within the 85C industrial rating under continuous 120 MHz operation. Use the Atmel Studio / MPLAB X IDE with the ASF4 framework for peripheral drivers and pin-mux configuration. This page synthesizes distributor pricing, drop-in alternatives, and design notes that are not collated in the manufacturer datasheet alone.

Cotação Contato
ATSAMD51J20A-MUT - 120MHz Cortex-M4F MCU, 1MB Flash, 64-VQFN | Microchip
ATSAMD51J20A-MUT

ATSAMD51J20A-MUT - 120MHz Cortex-M4F MCU, 1MB Flash, 64-VQFN | Microchip

The Microchip Technology ATSAMD51J20A-MUT is a 32-bit ARM Cortex-M4F microcontroller running at up to 120 MHz, with 1 MB of dual-panel Flash (including ECC) and 256 KB of SRAM, housed in a 64-pin VQFN (9x9 mm) package with exposed thermal pad. As a member of the SAM D51 family, it integrates a single-precision Floating Point Unit (FPU), DSP extensions, and a rich set of peripherals for connected embedded designs. What is a Cortex-M4F microcontroller? A Cortex-M4F microcontroller is a 32-bit ARM processor core with hardware single-precision floating-point and DSP extensions, used in embedded systems that need deterministic real-time control combined with higher-level computation. It sits in the hierarchy: Cortex-M4F -> ARM Cortex-M -> 32-bit MCU -> microcontroller -> semiconductor. The SAM D51 line is positioned above Cortex-M0+ parts (such as SAMD20/SAMD21) and below Cortex-M7 parts (such as SAME70), balancing performance, power, and peripheral integration for general-purpose designs. Key features include the Cortex-M4F core with FPU, a 120 MHz maximum CPU clock, 1 MB Flash and 256 KB SRAM both protected by ECC, plus high-speed SERCOM, USB 2.0 Full-Speed with embedded PHY, up to two I2S interfaces, an SD/MMC host, a Camera Interface, and a 12-bit DAC with up to two million samples per second. The integrated PTC (Peripheral Touch Controller) supports capacitive touch without external components. Architecturally, the device uses a multi-layer bus matrix with separate code (Flash) and system (SRAM) buses, allowing zero-wait-state execution from Flash at full 120 MHz when the Flash read buffer is enabled. The dual-panel Flash layout enables live updates and EEPROM emulation. Security is supported by a True Random Number Generator (TRNG) and on-chip cryptographic accelerators (AES, SHA, ECC, RSA) on certain family members; the J20A variant retains the basic SAM D51 peripheral set. Typical applications include IoT edge nodes with USB connectivity, human-machine interface (HMI) panels driving TFT LCDs via the integrated display or SPI bridge, audio playback using I2S, industrial sensor hubs, and motor control using the PWM and Quadrature Decoder peripherals. The wide operating voltage range (1.71V to 3.6V) and low-power sleep modes support battery-powered designs. When designing with the ATSAMD51J20A-MUT, place the decoupling network per the SAM D51 hardware reference: one 100 nF X7R per VDD pin, one 4.2 10 uF bulk on VDDIO, and a ferrite bead-isolated analog supply for VDDCORE if precision ADC readings are required. Use the ASF4 (Atmel Start Framework) or MPLAB Harmony to generate initialization code and avoid manual register access where possible. This page synthesizes current distributor pricing, drop-in alternatives within the SAM D51 family, comparison parameters vs the J19A/J18A siblings, and practical design notes not found in the manufacturer datasheet, delivering information gain for procurement and engineering teams.

Cotação Contato
ATSAMD51J20A-MUT-EFP - 120MHz Cortex-M4F MCU 1MB Flash 64-VQFN | Microchip
ATSAMD51J20A-MUT-EFP

ATSAMD51J20A-MUT-EFP - 120MHz Cortex-M4F MCU 1MB Flash 64-VQFN | Microchip

The Microchip Technology ATSAMD51J20A-MUT-EFP is a high-performance 32-bit ARM Cortex-M4F microcontroller with Floating Point Unit (FPU), running up to 120 MHz, integrating 1 MB of dual-panel Flash with ECC and up to 256 KB of SRAM with ECC, housed in a 64-pin VQFN (9x9 mm) package. This part belongs to the SAM D51 family, targeted at general-purpose embedded applications requiring high computational throughput and large memory. A microcontroller (MCU) is a single-chip computer that integrates a processor core, memory, and programmable I/O peripherals. Within the embedded system hierarchy, an MCU sits below microprocessors (MPUs) in complexity but above simple state machines and ASICs. The Cortex-M4F specifically adds single-precision floating-point hardware and DSP extensions, enabling efficient sensor fusion, motor control, and audio processing without software emulation of floating-point math. Key features of the ATSAMD51J20A-MUT-EFP include 120 MHz core clock, 1 MB Flash with Error Correction Code (ECC), 256 KB SRAM, a full-speed USB 2.0 interface with integrated PHY, and the SAM D51 peripheral set: SERCOM configurable serial interfaces, I2S, CAN-FD, and a 12-bit ADC with up to 16 channels. The EFP suffix denotes Extended Flash Performance variants optimized for sustained execution throughput from Flash, with USB support enabled. Architecturally, the SAM D51 uses the Cortex-M4F core connected via a multi-layer AHB/APB bus matrix to independent SRAM and Flash banks. ECC on both memory blocks provides single-bit error correction and double-bit error detection, which is critical for safety-sensitive applications. The dual-panel Flash organization enables read-while-write operation, allowing firmware updates without halting code execution. Typical applications include USB Human Interface Devices (HIDs), industrial sensor hubs, audio playback devices using I2S, motor control (FOC algorithms on BLDC and stepper motors), smart metering, and connected IoT edge nodes. The wide peripheral mix supports both wired (CAN, USB, UART) and wired-network connectivity through external transceivers. When designing with this MCU, allocate sufficient decoupling capacitance near the VDD pins and ensure the trace length to the 32.768 kHz crystal is short to maintain RTC accuracy. Use Microchip's MPLAB Harmony 3 framework for peripheral configuration and FreeRTOS port for multitasking - both are validated against the SAM D51 silicon. This page synthesizes distributor pricing for the EFP tape-and-reel variant, drop-in same-family alternates in the SAM D51 lineup, and practical design notes beyond what the manufacturer datasheet alone provides.

Cotação Contato
ATSAMD51N19A-AF - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51N19A-AF

ATSAMD51N19A-AF - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip

The Microchip ATSAMD51N19A-AF is a 32-bit ARM Cortex-M4F microcontroller from the SAM D51 family, delivering 120 MHz CPU performance with FPU, 512 KB of dual-panel Flash with ECC, and up to 192 KB SRAM in a 100-pin TQFP (14x14 mm) package. It integrates a high-speed USB 2.0 Full-Speed interface, multiple SERCOM peripherals, a 12-bit 1 MSPS ADC, dual 12-bit DACs, and a Crypto Engine supporting AES, SHA, and True Random Number Generation. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory, and programmable peripherals around a common bus. Within the embedded semiconductor taxonomy, MCUs sit below microprocessors (which require external memory) and above basic ASICs in capability. The SAM D51 family is positioned as a high-performance general-purpose MCU, using the ARM Cortex-M4F core with single-precision FPU to accelerate DSP and floating-point control loops. ECC-protected Flash and SRAM target safety-critical and industrial applications where soft-error reliability matters. Key features of the ATSAMD51N19A-AF include 120 MHz core clock with DSP extensions, 512 KB dual-panel Flash, up to 192 KB SRAM, six SERCOM modules configurable as UART/SPI/I2C, one full-speed USB 2.0 device/host, up to 12-bit 1 MSPS ADC with up to 16 channels, dual 12-bit DACs, four TC capture/compare/PWM channels, and a True Random Number Generator. The device supports 1.62V-3.6V supply and an extended industrial temperature range of -40C to +125C. Architecturally, the ATSAMD51N19A-AF uses a 5-stage pipeline ARM Cortex-M4F core with single-precision FPU, MPU, and CoreSight debug. The dual-panel Flash allows simultaneous read/write, enabling live firmware updates without CPU stalls. The peripheral event system enables deterministic inter-peripheral signaling without CPU intervention, critical for motor control and power conversion applications. Typical applications include industrial control (PLC I/O modules, motor drives), IoT edge nodes with secure TLS acceleration, USB peripherals (HID, CDC, composite), human-machine interfaces (HMI) with TFT touch control, audio processing with on-chip DAC, and portable instrumentation. The integrated crypto engine also suits secure-boot and OTA update designs. When designing with the ATSAMD51N19A-AF, ensure decoupling follows the datasheet reference layout with 100 nF caps at each supply pin and a bulk 4.7 uF cap near the package. The TC and ADC reference grounds must be tied to a low-impedance analog ground plane. Verify the extended temperature option (-AF suffix) matches your application's thermal envelope. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet, providing comparison-ready data for sourcing decisions.

Cotação Contato
ATSAMD51N19A-AFT - 120MHz Cortex-M4F MCU 512KB Flash | Microchip
ATSAMD51N19A-AFT

ATSAMD51N19A-AFT - 120MHz Cortex-M4F MCU 512KB Flash | Microchip

The Microchip ATSAMD51N19A-AFT is a high-performance 32-bit microcontroller from the SAM D51 family, featuring an ARM Cortex-M4F core with single-precision Floating Point Unit (FPU) running up to 120 MHz, packaged in a 100-pin TQFP (14x14 mm) industrial-grade extended-temperature variant supplied on Tape and Reel. It integrates 512 KB of in-system programmable Flash with ECC, up to 192 KB SRAM with ECC, and a rich peripheral set including a high-speed USB 2.0 Full-Speed device/host interface, up to two I2S, two CAN-FD, multiple SERCOM, 12-bit ADC and DAC, and a QSPI/SPI interface for external memory or display expansion. A microcontroller (MCU) is a single-chip computer that integrates a processor core, program memory, working RAM, and a configurable peripheral set on one die, used to sense, decide, and actuate in embedded systems. Within the power-management hierarchy, MCUs sit at the application layer above voltage regulators and clock sources, while the Cortex-M4F architecture positions the SAM D51 between Cortex-M0+ entry-level MCUs and Cortex-M7 high-end devices, balancing deterministic real-time control with DSP and FPU throughput. Key features include hardware accelerated Floating Point, DSP extensions, deterministic 12-channel event system, Dual-bank Flash with ECC for safe firmware updates, and an integrated Full-Speed USB PHY. The device supports industrial-grade operating temperatures and integrates Microchip's Harmony 3 framework for rapid application development, with pin-compatible migration paths to larger Flash variants within the same SAM D51 family. Typical applications include human-machine interface (HMI) panels with TFT displays, industrial motor control, USB-based audio interfaces, IoT edge nodes, and precision sensor fusion. The integrated DSP instructions and FPU make the ATSAMD51N19A-AFT especially suited to digital filtering, motor commutation math, and audio processing without burdening the CPU with software emulation. Design consideration: when migrating firmware from the SAM D20/D10 families, pay attention to the new event system timing and SERCOM multiplexed address map - GPIO pin functions are remapped through the PORT and SERCOM peripheral select registers, so existing board layouts may require new firmware configuration. This part page consolidates distributor pricing, drop-in TQFP-100 alternatives, and practical design notes beyond what the manufacturer datasheet provides.

Cotação Contato
ATSAMD51N19A-AU-EFP - 120MHz Cortex-M4F MCU 512KB Flash | Microchip
ATSAMD51N19A-AU-EFP

ATSAMD51N19A-AU-EFP - 120MHz Cortex-M4F MCU 512KB Flash | Microchip

The Microchip Technology ATSAMD51N19A-AU-EFP is a high-performance 32-bit ARM Cortex-M4F microcontroller from the SAM D51 family with integrated Floating Point Unit (FPU), running up to 120 MHz, featuring 512 KB of Dual Panel Flash with ECC and 192 KB SRAM, housed in a 100-pin TQFP (14x14 mm) package. It supports an operating voltage range of 1.71V to 3.6V and operates across the industrial -40C to +85C temperature range. What is a Cortex-M4F microcontroller? An MCU (microcontroller unit) is a single-chip computer integrating a CPU core, memory, and peripherals. The Cortex-M4F is ARM's processor core with hardware floating-point and DSP extensions, widely used in industrial control, IoT edge nodes, and motor/lighting applications. MCUs sit within the semiconductor hierarchy as integrated circuits, below the system level but above discrete logic in design abstraction. Key features include a 120 MHz maximum CPU clock, hardware FPU for single-precision float operations, 512 KB Flash with ECC for reliability, 192 KB SRAM with ECC, and a full-speed USB 2.0 interface with integrated PHY. The device integrates a 12-bit 1 MSPS ADC, SERCOM configurable serial communication, I2S audio interface, and a Cryptographic Accelerator (TRNG, AES, SHA) for secure applications. The Extended Flash Performance (EFP) variant is rated for sustained high-throughput flash reads at full CPU speed. Architecturally, the SAM D51 uses a Cortex-M4F core with single-cycle DSP and SIMD instructions, a 4 KB combined instruction/data cache, and a low-power architecture with multiple sleep modes (IDLE, STANDBY, BACKUP). The dual-panel flash supports live updates, while ECC across flash and SRAM detects single-bit errors and corrects them transparently, making the part suitable for industrial safety and long-lifecycle products. Typical applications include industrial automation controllers, smart home and IoT gateways, USB peripherals, audio processing, motor control with FOC, and human-machine interface (HMI) panels with TFT displays. The integrated USB PHY and rich SERCOM channels allow direct USB device/host/OTG connectivity without an external transceiver. When designing with this device, ensure the 100-pin TQFP PCB layout provides adequate thermal dissipation. Decouple VDDIO and VDDIN with 100 nF ceramic capacitors placed within 3 mm of each supply pin, and route the USB D+/D- differential pair with 90-ohm impedance to maintain signal integrity. This page synthesizes distributor pricing from DigiKey, Mouser and LCSC, cross-references drop-in alternatives from the same SAM D51 family, and provides practical design notes not found in the manufacturer datasheet summary.

Cotação Contato
ATSAMD51N19A-AUT-EFP - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51N19A-AUT-EFP

ATSAMD51N19A-AUT-EFP - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip

The Microchip ATSAMD51N19A-AUT-EFP is a 32-bit ARM Cortex-M4F microcontroller from the SAM D51 family, running up to 120 MHz with 512 KB Flash and 192 KB SRAM, housed in a 100-pin TQFP (14x14 mm) package with USB, CAN-FD, and I2S peripherals. Operating from 1.71 V to 3.63 V, it integrates a Floating Point Unit, hardware multiplier, and a high-speed 12-bit ADC suitable for mixed-signal embedded designs. A microcontroller (MCU) is an integrated circuit that combines a CPU core, program memory (Flash), data memory (SRAM), and peripheral interfaces on a single die. The Cortex-M4F specifically is a 32-bit RISC core with DSP extensions and a single-precision FPU, positioned in the ARM hierarchy as Cortex-M4 -> Cortex-M -> ARMv7-M architecture -> ARM. The SAM D51 family sits above the SAM D21 (Cortex-M0+) and below the SAME70 (Cortex-M7) in Microchip's portfolio, targeting mid-to-high performance applications that need DSP and FPU capability without the cost of an M7. Key features include 120 MHz CPU with 32-bit FPU, 512 KB Flash with ECC (dual-panel for live updates), 192 KB SRAM, a 12-bit 1 MSPS ADC with up to 16 channels, USB 2.0 Full Speed with on-chip transceiver, CAN-FD, SDHC, I2S, and SERCOM configurable serial interfaces. The device supports sleep modes with fast wakeup for low-power IoT applications. The ATSAMD51N19A uses a Cortex-M4F core with tightly-coupled SRAM for deterministic interrupt response. The dual-panel Flash enables fail-safe firmware updates (one panel runs while the other is reprogrammed), making it suitable for systems that demand high availability. Cryptographic acceleration options include AES and True Random Number Generator on related family members. Typical applications include industrial IoT gateways, USB peripherals such as HID and CDC devices, motor control with FOC algorithms, audio processing via I2S, and CAN-FD nodes in automotive and industrial networks. Its 120 MHz FPU accelerates sensor fusion and DSP workloads. When designing with this MCU, plan PCB layout for the 100-pin TQFP with 0.5 mm pitch, route the VDDCORE decoupling close to the pins, and ensure the 32.768 kHz crystal load capacitance matches the chosen crystal to maintain accurate RTC timing. This page synthesizes distributor pricing, same-package drop-in alternatives in the SAM D51/DSAM E51 family, and practical design notes not consolidated on a single manufacturer page.

Cotação Contato
ATSAMD51N20A-AF - 120MHz Cortex-M4F 1MB MCU | Microchip
ATSAMD51N20A-AF

ATSAMD51N20A-AF - 120MHz Cortex-M4F 1MB MCU | Microchip

The Microchip Technology ATSAMD51N20A-AF is a high-performance 32-bit ARM Cortex-M4F microcontroller with FPU, running up to 120 MHz, integrating 1 MB Dual-Panel Flash with ECC and 256 KB SRAM with ECC, housed in a 100-pin TQFP (14x14 mm) package for extended-temperature applications. What is a Cortex-M4F microcontroller? A microcontroller unit (MCU) is a single-chip computer that integrates a CPU core, memory (Flash for code, SRAM for data), peripherals (timers, ADC, communication controllers), and I/O in one package. The Cortex-M4F is ARM's mainstream core with a single-precision Floating Point Unit, DSP extensions, and an MPU for memory protection. MCUs sit at the bottom of the compute hierarchy (transistor -> logic gate -> processor -> SoC -> computer) and are the backbone of every embedded system from wearables to industrial controllers. Key features include 120 MHz core clock with FPU and DSP instructions, 1 MB dual-panel Flash supporting live in-field update with ECC, 256 KB SRAM with ECC, a full-speed USB 2.0 interface with integrated PHY, dual CAN-FD controllers, and a 12-bit 1 MSPS ADC with up to 16 channels. A high-speed 16-bit Analog Comparator, multiple SERCOM peripherals (configurable as UART/SPI/I2C), an Event System, and a TC capture/compare/PWM block round out the peripherals. The SAM D51 architecture pairs the Cortex-M4F core with a multi-layer bus matrix and tightly-coupled SRAM to deliver deterministic interrupt response under heavy peripheral traffic. Dual-panel Flash with ECC enables live firmware swap without external memory, ideal for OTA-capable field devices requiring high reliability. Typical applications include industrial motor control, USB-enabled human-machine interfaces, building automation gateways, and audio/signal-processing front-ends. The 100-pin TQFP footprint and extended temperature grade (suffix "F") suit through-hole-friendly prototypes and harsh-environment deployments. When designing with this MCU, ensure the dual-panel Flash update sequence uses the proper BFB2 / BOOTPROT locking scheme, place the on-package decoupling network within 2 mm of each VDD pin pair, and route the USB DP/DM traces as a 90-ohm differential pair. The "AF" suffix denotes the 100-pin TQFP package and extended temperature grade (-40 C to +125 C). This page synthesizes distributor pricing, drop-in alternatives within the SAM D51/E51 family, and practical design notes that go beyond the datasheet summary to support schematic and layout planning.

Cotação Contato
ATSAMD51N20A-AFT - 120MHz Cortex-M4F 1MB Flash MCU | Microchip
ATSAMD51N20A-AFT

ATSAMD51N20A-AFT - 120MHz Cortex-M4F 1MB Flash MCU | Microchip

The Microchip Technology ATSAMD51N20A-AFT is a high-performance 32-bit ARM Cortex-M4F microcontroller from the SAM D51 family, integrating a Floating Point Unit (FPU) and DSP extensions, running at up to 120 MHz, with 1 MB of dual-panel Flash with ECC and 256 KB of SRAM with ECC. It comes in a 100-pin TQFP (14x14 mm) package rated for the -40C to +125C extended industrial temperature range, and includes a USB 2.0 Full-Speed device/host interface, multiple SERCOM serial channels, a 12-bit ADC, a 12-bit DAC, and a CAN-FD controller. According to the Microchip SAM D5X/E5X family datasheet (DS60001507D), the ATSAMD51N20A-AFT targets general-purpose applications requiring high computational throughput and rich connectivity. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, and programmable I/O peripherals. The ATSAMD51N20A-AFT belongs to the ARM Cortex-M4F family, a 32-bit processor architecture that adds hardware single-precision floating-point acceleration and DSP instructions to the Cortex-M4 baseline. Within the broader taxonomy, this part is a Cortex-M4 microcontroller -> ARM 32-bit MCU -> embedded processor -> semiconductor IC. Its Cortex-M4F core sits between the Cortex-M3 (no FPU) and the Cortex-M7 (higher performance, also with FPU), offering a balanced trade-off of speed, power, and DSP capability. Key features include the 120 MHz Cortex-M4F core, 1 MB of dual-bank Flash that enables live firmware updates with rollback, 256 KB SRAM with ECC for reliability, an on-chip USB 2.0 Full-Speed device/host port, configurable SERCOM peripherals (UART/SPI/I2C), a 12-bit ADC with up to 16 channels, a 12-bit DAC, and a CAN-FD controller. The integrated Event System and Peripheral Event Controller enable deterministic inter-peripheral signalling without CPU load. Security and reliability features include ECC on Flash and SRAM, a True Random Number Generator (TRNG), secure boot, and cryptographic accelerators. Typical applications include IoT edge nodes, industrial motor control, USB peripherals, audio processing, smart sensor hubs, and human-machine interface (HMI) panels. The 1 MB dual-bank Flash is particularly valuable for products requiring over-the-air firmware updates with rollback capability, and the rich analog and connectivity peripherals suit industrial-grade, fan-less embedded designs. The 100-TQFP package is a mature, hand-solderable footprint friendly to both prototyping and volume production. When designing with this device, ensure the internal core voltage regulator has sufficient bulk capacitance and that the decoupling network follows the SAM D51 reference schematic. For USB applications, place the 48 MHz crystal within 5 mm of the XIN32/XOUT32 pins, and route USB D+/D- as a 90-ohm differential with no stubs. This page synthesizes distributor pricing, drop-in alternatives from the same SAM D5X/E5X family, and practical design notes not found in the manufacturer datasheet alone.

Cotação Contato
ATSAMD51N20A-AU - 120MHz Cortex-M4F MCU 1MB Flash 100-TQFP | Microchip
ATSAMD51N20A-AU

ATSAMD51N20A-AU - 120MHz Cortex-M4F MCU 1MB Flash 100-TQFP | Microchip

The Microchip Technology ATSAMD51N20A-AU is a high-performance 32-bit ARM Cortex-M4F microcontroller running up to 120 MHz with single-precision Floating Point Unit (FPU), 1 MB of dual-panel Flash with ECC, and up to 256 KB of SRAM with ECC, packaged in a 100-pin TQFP (14x14 mm) industrial-grade -40C to +85C variant. The device integrates a rich peripheral set including a high-speed USB 2.0 interface with embedded PHY, up to six SERCOM channels that can be configured as UART/SPI/I2C, an I2S interface, an SD/MMC host controller, multiple 16-bit timers, a 12-bit 1 MSPS ADC, dual 12-bit DACs, and an analog comparator, plus a capacitive touch hardware accelerator. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory, and programmable peripherals on one silicon die, forming the embedded intelligence in countless products. Within the broader taxonomy, the ATSAMD51N20A-AU is an ARM Cortex-M4F MCU, belongs to the Cortex-M4 class of 32-bit microcontrollers, falls under the microcontroller (MCU) category, and finally under the integrated circuit (IC) family of semiconductors. Microchip's SAM D5x/E5x family extends the lower-pin-count SAM D2x/D1x line with higher performance, more memory, and richer peripherals while maintaining peripheral IP compatibility via SERCOM and Event System. Key features include: ARM Cortex-M4F core with FPU and DSP extensions at up to 120 MHz; 1 MB dual-panel Flash with ECC and 256 KB SRAM with ECC; full-speed and high-speed USB 2.0 with on-chip PHY; six SERCOM serial channels (UART/SPI/I2C/LIN); I2S audio interface, SD/MMC host, and Quad-SPI memory interface; 12-bit 1 MSPS ADC with up to 32 channels, two 12-bit DACs, and three analog comparators; 16-bit and 24-bit timers with PWM, capture, and quadrature decode; 1.71V to 3.6V single supply; and AEC-Q100 qualification on the -AUT suffix variants. The ATSAMD51 uses Microchip's Event System and SERCOM peripherals to route signals directly between peripherals and configurable serial engines, offloading I/O handling from the CPU. The Cortex-M4F with FPU delivers 1.25 DMIPS/MHz and supports single-precision IEEE 754 floating-point in hardware. The dual-panel Flash and ECC-protected SRAM enable safety-critical firmware reliability, while TrustZone-M is supported on the E5x variants but not on the D51 family. Cache and Prefetch buffers accelerate instruction throughput from Flash. Typical applications include: industrial HMI and control panels, USB-equipped embedded devices, IoT edge nodes with crypto, audio playback and processing systems, motor control and FOC motor drives, and home automation hubs. In each, the combination of USB PHY, FPU, large Flash, and ECC memory uniquely fits scenarios requiring deterministic response plus connected peripherals. Design consideration - the ATSAMD51N20A-AU's -AU suffix indicates the 100-pin TQFP package with -40C to +85C industrial temperature range; for AEC-Q100 automotive grade, select the -AUT variant. Use a 10uF plus 100nF decoupling pair close to each VDD pin and keep the 32.768 kHz crystal traces short. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet.

Cotação Contato