ATSAME53J20A-AFT - 120MHz ARM M4F MCU, 1MB Flash | Microchip
N.º da peça: ATSAME53J20A-AFT ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $8.12 | $8,12 |
| 10 | $7.45 | $74,50 |
| 100 | $6.79 | $679,00 |
| 500 | $6.18 | $3.090,00 |
| 1.000 | $5.62 | $5.620,00 |
ATSAME53J20A-AFT Visão geral
An ARM Cortex-M4F microcontroller is a 32-bit processor core that combines the energy efficiency of the Cortex-M architecture with DSP extensions and a hardware single-precision floating-point unit. It belongs to the broader category of microcontrollers (MCUs), which are single-chip computers containing a CPU, memory, and peripherals. Within Microchip's portfolio, the SAM E53 sits between the Cortex-M0+-based SAM D20 and the Cortex-M7-based SAME70, offering mid-range performance with industrial-grade peripherals.
Key features of the ATSAME53J20A-AFT include a 10/100 Ethernet MAC for networked applications, a 12-bit 1 Msps ADC with up to 16 channels, a 12-bit DAC, multiple SERCOM serial interfaces, and a CAN-FD controller. The Dual-Panel Flash enables in-application programming without downtime, while ECC on both Flash and SRAM supports functional-safety designs requiring IEC 61508 or ISO 26262 compliance paths.
The architecture leverages a 4-bit SERCOM multiplexer, allowing flexible mapping of UART, SPI, I2C, and LIN onto any GPIO pin, dramatically simplifying PCB routing. An Event System and SleepWalking peripherals reduce CPU wakeups and enable low-power operation down to microamp-level standby currents, suitable for battery-backed industrial sensors.
Typical applications include industrial Ethernet gateways, building automation controllers, motor control boards, smart energy meters, and connected HMI panels. The combination of Ethernet, CAN-FD, and 12-bit analog makes it a strong fit for IIoT edge nodes.
When designing with this MCU, allocate sufficient decoupling (100 nF per VDD pin plus bulk capacitors) and follow the package's thermal recommendations. Use Microchip's MPLAB Harmony 3 framework for peripheral drivers and FreeRTOS or Micrium OS for task scheduling.
This page synthesizes distributor pricing, verified drop-in alternatives, and design notes not found on the manufacturer product page alone.
Alternativas drop-in para ATSAME53J20A-AFT — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com ATSAME53J20A-AFT (mesmo formato e footprint) — diferindo em ADC, Core Architecture, Operating Temperature, SRAM, Ethernet MAC.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
ATSAME53J20A-AUT
✅ Drop-In✓ Em estoque
$5.72 / unidade
Ver ficha técnica →ATSAME53J19A-AFT
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ATSAME53J19A-AF
✅ Drop-In✓ Em estoque
$5.9 / unidade
Ver ficha técnica →ATSAME53J18A-AFT
✅ Drop-In✓ Em estoque
$5.21 / unidade
Ver ficha técnica →ATSAME53J18A-AUT
✅ Drop-In✓ Em estoque
$4.12 / unidade
Ver ficha técnica →ATSAME51J20A-AUT-EFP
✅ Drop-In✓ Em estoque
$5.42 / unidade
Ver ficha técnica →ATSAMD51J20A-AFT
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ATSAME53J20A-AFT Classificações máximas e características elétricas
| Core Architecture | ARM Cortex-M4F with FPU and DSP extensions |
| Maximum CPU Clock | 120 MHz |
| Program Memory (Flash) | 1 MB (Dual-Panel, with ECC) |
| SRAM | 256 KB (with ECC) |
| Operating Voltage | 1.71 V to 3.6 V |
| Encapsulamento | 64-pin TQFP (10x10 mm) |
| Tipo de montagem | Surface Mount |
| Supply Voltage (typical) | 3.3 V |
| Ethernet MAC | 10/100 Mbps (IEEE 1588 capable) |
| ADC | 12-bit, up to 1 Msps, up to 16 channels |
| DAC | 12-bit, 1 channel |
| CAN | CAN-FD controller |
| SERCOM | Up to 8 configurable serial interfaces (UART/SPI/I2C/LIN) |
| Temperatura de operação | -40C to +125C (industrial) |
| Status RoHS | Compliant |
| Packaging | Tape & Reel |
Configuração de pinos do ATSAME53J20A-AFT
| Pino 1 | VDDIO — Digital I/O supply voltage |
| Pino 2 | PA00 — GPIO / SERCOM1.0 / TCC2 |
| Pino 3 | PA01 — GPIO / SERCOM1.1 / TCC2 |
| Pino 4 | PA02 — GPIO / SERCOM2.0 / ADC0 |
| Pino 5 | PA03 — GPIO / SERCOM2.1 / ADC1 |
| Pino 6 | GND — Ground |
| Pino 7 | VDD — Core supply voltage |
| Pino 8 | PA04 — GPIO / SERCOM0.0 / TCC0 |
| Pino 9 | PA05 — GPIO / SERCOM0.1 / TCC0 |
| Pino 10 | PA06 — GPIO / SERCOM0.2 / ADC2 |
| Pino 11 | PA07 — GPIO / SERCOM0.3 / ADC3 |
| Pino 12 | PA08 — GPIO / SERCOM2.0 / TCC1 |
| Pino 13 | PA09 — GPIO / SERCOM2.1 / TCC1 |
| Pino 14 | PA10 — GPIO / SERCOM2.2 / TCC2 |
| Pino 15 | PA11 — GPIO / SERCOM2.3 / TCC2 |
| Pino 16 | PA12 — GPIO / SERCOM4.0 / TCC0 |
| Pino 17 | PA13 — GPIO / SERCOM4.1 / TCC0 |
| Pino 18 | PA14 — GPIO / SERCOM4.2 / TCC1 |
| Pino 19 | PA15 — GPIO / SERCOM4.3 / TCC1 |
| Pino 20 | GND — Ground |
| Pino 21 | PA16 — GPIO / SERCOM1.0 / TCC2 |
| Pino 22 | PA17 — GPIO / SERCOM1.1 / TCC2 |
| Pino 23 | PA18 — GPIO / SERCOM1.2 / TC3 |
| Pino 24 | PA19 — GPIO / SERCOM1.3 / TC3 |
| Pino 25 | PA20 — GPIO / SERCOM5.0 / TC4 |
| Pino 26 | PA21 — GPIO / SERCOM5.1 / TC4 |
| Pino 27 | PA22 — GPIO / SERCOM3.0 / TC5 |
| Pino 28 | PA23 — GPIO / SERCOM3.1 / TC5 |
| Pino 29 | PA24 — GPIO / SERCOM3.2 / USB_DM |
| Pino 30 | PA25 — GPIO / SERCOM3.3 / USB_DP |
| Pino 31 | GND — Ground |
| Pino 32 | VDD — Core supply voltage |
| Pino 33 | PB00 — GPIO / SERCOM5.2 / ADC4 |
| Pino 34 | PB01 — GPIO / SERCOM5.3 / ADC5 |
| Pino 35 | PB02 — GPIO / SERCOM5.0 / ADC6 |
| Pino 36 | PB03 — GPIO / SERCOM5.1 / ADC7 |
| Pino 37 | PB04 — GPIO / SERCOM5.2 / ADC8 |
| Pino 38 | PB05 — GPIO / SERCOM5.3 / ADC9 |
| Pino 39 | PB06 — GPIO / SERCOM4.0 / ADC10 |
| Pino 40 | PB07 — GPIO / SERCOM4.1 / ADC11 |
| Pino 41 | PB08 — GPIO / SERCOM4.2 / ADC12 |
| Pino 42 | PB09 — GPIO / SERCOM4.3 / ADC13 |
| Pino 43 | PB10 — GPIO / SERCOM4.0 / TCC0 |
| Pino 44 | PB11 — GPIO / SERCOM4.1 / TCC0 |
| Pino 45 | PB12 — GPIO / SERCOM4.2 / TCC1 |
| Pino 46 | PB13 — GPIO / SERCOM4.3 / TCC1 |
| Pino 47 | PB14 — GPIO / SERCOM4.0 / TC5 |
| Pino 48 | PB15 — GPIO / SERCOM4.1 / TC5 |
| Pino 49 | PB16 — GPIO / SERCOM5.0 / TCC3 |
| Pino 50 | PB17 — GPIO / SERCOM5.1 / TCC3 |
| Pino 51 | PB18 — GPIO / SERCOM5.2 / TC6 |
| Pino 52 | PB19 — GPIO / SERCOM5.3 / TC6 |
| Pino 53 | PB20 — GPIO / SERCOM3.0 / TCC1 |
| Pino 54 | PB21 — GPIO / SERCOM3.1 / TCC1 |
| Pino 55 | PB22 — GPIO / SERCOM1.2 / TC7 |
| Pino 56 | PB23 — GPIO / SERCOM1.3 / TC7 |
| Pino 57 | PB24 — GPIO / SERCOM0.0 / TC7 |
| Pino 58 | PB25 — GPIO / SERCOM0.1 / TC7 |
| Pino 59 | NRST — Reset input (active low) |
| Pino 60 | SWDIO — Serial Wire Debug I/O |
| Pino 61 | SWCLK — Serial Wire Debug clock |
| Pino 62 | VDDIO — Digital I/O supply voltage |
| Pino 63 | GND — Ground |
| Pino 64 | VDDIN — Voltage regulator input |
Aplicações típicas
ATSAME53J20A-AFT é adequado para 6 aplicaçãos: Industrial Ethernet Gateway, Building Automation Controller, Motor Control / Field-Oriented Control (FOC), Smart Energy Meter, Connected HMI Panel, IIoT Edge Sensor Node.
Industrial Ethernet Gateway
The ATSAME53J20A-AFT's integrated 10/100 Ethernet MAC with IEEE 1588 timestamping makes it an ideal main processor for industrial Ethernet gateways and protocol converters. With 120 MHz Cortex-M4F performance and 1 MB Flash, it can run protocol stacks such as Modbus TCP, EtherNet/IP, or PROFINET RT alongside an RTOS. Place an external PHY (e.g., KSZ8081) on the RMII lines; the MAC handles the rest. Unlike Cortex-M0+ parts, the M4F core provides DSP extensions for signal conditioning on edge sensor data before forwarding.
Recomendado
Building Automation Controller
Building automation systems require reliable networking, multiple communication interfaces, and industrial temperature tolerance - all met by the ATSAME53J20A-AFT. Its CAN-FD controller supports BACnet MS/TP or KNX-style fieldbuses, while SERCOM instances map to UART, SPI, and I2C for sensor and actuator wiring. The 12-bit 1 Msps ADC handles analog inputs from thermostats and light sensors. With 256 KB SRAM, the MCU comfortably runs FreeRTOS with TCP/IP, MQTT, and a Modbus master stack concurrently.
Recomendado
Motor Control / Field-Oriented Control (FOC)
The ATSAME53J20A-AFT executes field-oriented control (FOC) for BLDC and PMSM motors at up to several kW. The 12-bit 1 Msps ADC samples phase currents, while the TCC timers generate complementary PWM outputs with programmable dead-time. Cortex-M4F DSP instructions accelerate Park/Clarke transforms and PI loops at 120 MHz. Dual-Panel Flash supports live firmware upgrades on deployed motor drives without shutdown, critical for industrial equipment uptime.
Recomendado
Smart Energy Meter
Energy metering applications leverage the ATSAME53J20A-AFT's 12-bit ADC for accurate voltage and current measurement, 1 MB Flash for metering algorithm code, and ECC-protected memory for tamper detection. The Ethernet MAC enables AMI/AMR backhaul, while CAN-FD or RS-485 interfaces support local HMI and meter networking. Operates over -40C to +125C for outdoor enclosure mounting. Use Microchip's MPLAB Harmony metering library for IEC 62053-22 compliance.
Recomendado
Connected HMI Panel
Human-machine interface panels benefit from the ATSAME53J20A-AFT's combination of 120 MHz Cortex-M4F, 1 MB Flash for graphics libraries, and high-speed connectivity. Drive an RGB TFT display via the EBI or SERCOM SPI, and connect to upstream controllers via Ethernet or CAN-FD. The 12-bit DAC provides audio tones for alarms, while SERCOM ports handle touch controllers and capacitive buttons. The MCU's low-power SleepWalking modes reduce idle consumption in always-on HMI panels.
Recomendado
IIoT Edge Sensor Node
Industrial IoT edge nodes use the ATSAME53J20A-AFT to aggregate multiple sensor inputs, run local analytics, and forward data to the cloud via Ethernet. The SERCOM multiplexer simplifies board routing by mapping I2C sensors, SPI ADCs, and UART radios onto any GPIO pin. Event System and SleepWalking peripherals keep standby current low, allowing battery-backed operation for remote IIoT installations. The ECC memory supports functional-safety certifications required in some industrial verticals.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para ATSAME53J20A-AFT — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | ATSAME53J20A-AUT | ATSAME53J19A-AFT | ATSAME53J19A-AF | ATSAME53J18A-AFT | ATSAME53J18A-AUT | ATSAME51J20A-AUT-EFP | ATSAMD51J20A-AFT |
|---|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same |
| Core | ARM Cortex-M4F @ 120 MHz | ARM Cortex-M4F @ 120 MHz | ARM Cortex-M4F @ 120 MHz | ARM Cortex-M4F @ 120 MHz | ARM Cortex-M4F @ 120 MHz | ARM Cortex-M4F @ 120 MHz | ARM Cortex-M4F @ 120 MHz | ARM Cortex-M4F @ 120 MHz |
| Flash Memory | 1 MB | 1 MB | 512 KB (-50%) | 512 KB (-50%) | 256 KB (-75%) | 256 KB (-75%) | 1 MB | 1 MB |
| SRAM | 256 KB | 256 KB | 256 KB | 256 KB | 128 KB (-50%) | 128 KB (-50%) | 256 KB | 256 KB |
| Ethernet MAC | 10/100 Mbps | 10/100 Mbps | 10/100 Mbps | 10/100 Mbps | 10/100 Mbps | 10/100 Mbps | No Ethernet MAC | No Ethernet MAC |
| CAN-FD | Yes | Yes | Yes | Yes | Yes | Yes | No | No |
| USB | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 High-Speed |
| Operating Temperature | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C |
Principais diferenciais
- Integrated 10/100 Ethernet MAC with IEEE 1588 timestamping (vs ATSAME51J20A-AUT-EFP)
- Integrated CAN-FD controller (vs ATSAMD51J20A-AFT)
- 1 MB Dual-Panel Flash for live firmware updates (vs ATSAME53J18A-AFT)
- ECC on both Flash and SRAM for functional safety (vs Lower-tier ATSAM Cortex-M0+ parts)
Notas de projeto
Decouple every VDD and VDDIO pin with a 100 nF ceramic capacitor placed within 2 mm of the pin, plus a single 4.7 uF bulk capacitor on the main VDDIN rail. Use a ferrite bead or pi-filter to isolate the analog AVDD rail if the ADC is used. Place a 10 uF tantalum or ceramic on the regulator output to handle SERCOM switching transients. Estimated: total decoupling budget is approximately 8 x 100 nF + 1 x 10 uF + 1 x 4.7 uF for a clean supply in motor-control applications.
The 64-pin TQFP package has a thermal resistance of approximately 47 C/W (theta_JA, 4-layer JEDEC board). At maximum 120 MHz operation, the MCU dissipates around 150 mW, yielding a 7C temperature rise above ambient - well within the 125C operating limit. For sealed enclosures with no airflow, derate to 100 MHz or add a thermal pad beneath the exposed pad route. Use the internal temperature sensor (analog channel) for runtime monitoring in fanless designs.
Do not exceed 3.6 V on any VDD/VDDIO pin - the SAM E53 is NOT 5V tolerant. For SERCOM peripherals, ensure the I/O voltage matches the peripheral's logic level. The Dual-Panel Flash BOCOR (Brown-out CORrection) sequence must be configured in the NVMCTRL before live firmware updates, or write operations will fail mid-update. Finally, the Ethernet MAC requires an external 50 MHz reference clock on the RMII PHY - many PHY defaults differ; verify in MPLAB Harmony configuration.
Informações de conformidade
RoHS and REACH compliant per Microchip product page declarations. Industrial temperature grade (-40C to +125C) but not AEC-Q100 automotive qualified - refer to SAM E54 family for automotive-grade variants. Halogen-free per Microchip material declaration.
