ATSAME53J18A-AF - 120MHz Cortex-M4F MCU 256KB Flash 64-TQFP
N.º da peça: ATSAME53J18A-AF ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $7.2 | $7,20 |
| 10 | $6.4 | $64,00 |
| 100 | $5.6 | $560,00 |
| 500 | $5.05 | $2.525,00 |
| 1.000 | $4.5 | $4.500,00 |
ATSAME53J18A-AF Visão geral
What is a Cortex-M4F microcontroller? A Cortex-M4F microcontroller is a 32-bit MCU core built on the ARMv7-M architecture with hardware single-precision floating point, deterministic interrupt handling, and a Thumb-2 instruction set, positioning it in the hierarchy MCU -> embedded processor -> microcontroller -> semiconductor. The 'F' suffix denotes an integrated FPU, which accelerates floating-point DSP and control-loop math versus integer-only M-class cores.
Key features of the ATSAME53J18A-AF include a 10/100 Mbps Ethernet MAC with IEEE 1588 PTP timestamping, a USB 2.0 Full-Speed device/host interface, a high-speed SD/MMC host controller, two I2S interfaces for digital audio, up to six SERCOM configurable serial channels (UART/SPI/I2C), a 12-bit 1 Msps ADC, dual analog comparators, and a hardware Cryptographic Accelerator (AES/SHA/TRNG). The 64-TQFP package gives access to 51 GPIO lines and supports the SAME53 automotive and Extended grade temperature grading (100/125C).
Architecturally, the SAM E53 integrates a multi-layer bus matrix (AHB/APB) with separate Flash and SRAM ports to allow zero-wait-state 120 MHz operation while the Ethernet MAC and Crypto accelerator perform DMA concurrently. The dual-panel Flash and SRAM with ECC support industrial functional-safety requirements and improve Flash endurance versus single-panel designs.
Typical applications include industrial Ethernet gateways, IoT edge nodes with secure cloud connectivity, USB Human Interface Devices (HID), building automation controllers, smart energy metering, and connected motor-control front-ends. The on-chip 10/100 Ethernet MAC eliminates the need for an external PHY-controller ASIC in cost-sensitive nodes.
When designing with this MCU, plan the pin map for either Ethernet RMII or USB HS usage, since they share SERCOM and GPIO resources. The 64-TQFP requires a 4-layer PCB with continuous power-plane under the exposed pad to meet thermal and EMI requirements for industrial certification.
Alternativas drop-in para ATSAME53J18A-AF — 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 ATSAME53J18A-AF (mesmo formato e footprint) — diferindo em Program Memory (Flash), Operating Temperature, SRAM, USB, ADC.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
ATSAME51J18A-AF
✅ Drop-In✓ Em estoque
$3.85 / unidade
Ver ficha técnica →ATSAME53J20A-AF
✅ Drop-In✓ Em estoque
$4.61 / unidade
Ver ficha técnica →ATSAMD51J18A-AF
✅ Drop-In✓ Em estoque
$4.5 / unidade
Ver ficha técnica →ATSAMD51J19A-AFT
✅ Drop-In✓ Em estoque
$4.8 / unidade
Ver ficha técnica →ATSAME53J19A-AF
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$5.9 / unidade
Ver ficha técnica →ATSAME53J18A-AF Classificações máximas e características elétricas
| Manufacturer | Microchip Technology |
| Series | SAM E53 |
| Core Processor | ARM Cortex-M4F |
| Core Size | 32-Bit |
| Frequência máxima de clock | 120 MHz |
| FPU | Yes (single-precision) |
| Program Memory (Flash) | 256 KB (256K x 8) |
| SRAM | 128 KB |
| ECC Support | Yes (Flash and SRAM) |
| Temperatura de operação | -40C to +125C (Extended) |
| Ethernet MAC | 10/100 Mbps with IEEE 1588 |
| USB | USB 2.0 Full-Speed Device/Host |
| GPIO Count | 51 (approximate, per 64-pin TQFP) |
| Encapsulamento | 64-TQFP (10x10 mm) |
| Tipo de montagem | Surface Mount |
| Status RoHS | Compliant |
| Lead-Free | Yes |
Configuração de pinos do ATSAME53J18A-AF
| Pino 1 | PA00 — GPIO / SERCOM1.0 pad |
| Pino 2 | PA01 — GPIO / SERCOM1.1 pad |
| Pino 3 | PA02 — GPIO / SERCOM1.2 pad (A/D) |
| Pino 4 | PA03 — GPIO / SERCOM1.3 pad (A/D) |
| Pino 5 | PA04 — GPIO / SERCOM0.0 pad (A/D) |
| Pino 6 | PA05 — GPIO / SERCOM0.1 pad (A/D) |
| Pino 7 | PA06 — GPIO / SERCOM0.2 pad (A/D) |
| Pino 8 | PA07 — GPIO / SERCOM0.3 pad (A/D) |
| Pino 9 | VDD — Core supply voltage |
| Pino 10 | GND — Ground |
| Pino 11 | PA08 — GPIO / SERCOM2.0 / I2S pad |
| Pino 12 | PA09 — GPIO / SERCOM2.1 / I2S pad |
| Pino 13 | PA10 — GPIO / SERCOM2.2 / I2S pad |
| Pino 14 | PA11 — GPIO / SERCOM2.3 / USB DM |
| Pino 15 | PA12 — GPIO / USB DP |
| Pino 16 | PA13 — GPIO / SERCOM4.0 pad |
| Pino 17 | PA14 — GPIO / SERCOM4.1 pad |
| Pino 18 | PA15 — GPIO / SERCOM4.2 pad |
| Pino 19 | PA16 — GPIO / SERCOM3.0 pad (A/D) |
| Pino 20 | PA17 — GPIO / SERCOM3.1 pad (A/D) |
| Pino 21 | PA18 — GPIO / SERCOM3.2 pad (A/D) |
| Pino 22 | PA19 — GPIO / SERCOM3.3 pad (A/D) |
| Pino 23 | PA20 — GPIO / SERCOM5.2 pad |
| Pino 24 | PA21 — GPIO / SERCOM5.3 pad |
| Pino 25 | PA22 — GPIO / SERCOM3.0 pad |
| Pino 26 | PA23 — GPIO / SERCOM3.1 pad |
| Pino 27 | PA24 — GPIO / SERCOM5.2 pad (USB SOF) |
| Pino 28 | PA25 — GPIO / SERCOM5.3 pad |
| Pino 29 | PB00 — GPIO / SERCOM4.2 pad |
| Pino 30 | PB01 — GPIO / SERCOM4.3 pad |
| Pino 31 | PB02 — GPIO / SERCOM5.0 pad (A/D) |
| Pino 32 | PB03 — GPIO / SERCOM5.1 pad (A/D) |
| Pino 33 | PB05 — GPIO / SERCOM4.5 / EIC EXTINT |
| Pino 34 | PB06 — GPIO / SERCOM4.6 pad |
| Pino 35 | PB07 — GPIO / SERCOM4.7 pad |
| Pino 36 | PB08 — GPIO / SERCOM4.0 pad |
| Pino 37 | PB09 — GPIO / SERCOM4.1 pad |
| Pino 38 | PB10 — GPIO / SERCOM4.2 pad |
| Pino 39 | PB11 — GPIO / SERCOM4.3 pad |
| Pino 40 | PB12 — GPIO / SERCOM5.0 pad |
| Pino 41 | PB13 — GPIO / SERCOM5.1 pad |
| Pino 42 | PB14 — GPIO / SERCOM5.2 pad |
| Pino 43 | PB15 — GPIO / SERCOM5.3 pad |
| Pino 44 | VDDIO — I/O supply voltage |
| Pino 45 | GND — Ground |
| Pino 46 | PC00 — GPIO / SERCOM6.0 pad |
| Pino 47 | PC01 — GPIO / SERCOM6.1 pad |
| Pino 48 | PC02 — GPIO / SERCOM6.2 pad |
| Pino 49 | PC03 — GPIO / SERCOM6.3 pad |
| Pino 50 | PC04 — GPIO / SERCOM7.0 pad |
| Pino 51 | PC05 — GPIO / SERCOM7.1 pad |
| Pino 52 | PC06 — GPIO / SERCOM7.2 pad |
| Pino 53 | PC07 — GPIO / SERCOM7.3 pad |
| Pino 54 | PC08 — GPIO / SERCOM6.0 pad |
| Pino 55 | PC09 — GPIO / SERCOM6.1 pad |
| Pino 56 | PC10 — GPIO / SERCOM6.2 pad |
| Pino 57 | PC11 — GPIO / SERCOM6.3 pad |
| Pino 58 | PC12 — GPIO / SERCOM7.0 pad |
| Pino 59 | PC13 — GPIO / SERCOM7.1 pad |
| Pino 60 | PC14 — GPIO / SERCOM7.2 pad |
| Pino 61 | PC15 — GPIO / SERCOM7.3 pad |
| Pino 62 | RESET — Reset input (active low) |
| Pino 63 | VDD — Core supply voltage |
| Pino 64 | GND — Ground |
Aplicações típicas
ATSAME53J18A-AF é adequado para 6 aplicaçãos: Industrial Ethernet Gateway, USB Human Interface Device (HID), Secure IoT Edge Node, Building Automation Controller, Connected Motor-Control Front-End, Smart Energy Metering.
Industrial Ethernet Gateway
The ATSAME53J18A-AF integrates a 10/100 Mbps Ethernet MAC with IEEE 1588 PTP timestamping, removing the need for a discrete Ethernet ASIC in cost-sensitive industrial nodes. Combined with the 120 MHz Cortex-M4F and 256 KB Flash, it can run Modbus TCP, EtherNet/IP, or PROFINET stacks while leaving cycles for application logic. The hardware AES/SHA accelerator offloads TLS handshakes for secure MQTT or HTTPS cloud links. Place an external PHY on the RMII pins and add a TVS diode array on the MDI lines for surge compliance.
Recomendado
USB Human Interface Device (HID)
The ATSAME53J18A-AF's USB 2.0 Full-Speed Device/Host port with on-chip PHY simplifies USB HID designs such as keyboards, mice, game controllers, and custom peripherals. The 120 MHz core runs the USB stack plus application code with headroom for HID report processing and debounce algorithms. The 51 GPIO in the 64-TQFP package provide abundant pins for scan matrices and indicators. The Crypto accelerator is unused here but available for secure firmware-update HID variants.
Recomendado
Secure IoT Edge Node
The ATSAME53J18A-AF's hardware Cryptographic Accelerator (AES-256, SHA-256, TRNG) accelerates TLS 1.3 handshakes by an order of magnitude versus software-only implementations. With 256 KB Flash, it can host a full wolfSSL or mbedTLS client plus an MQTT-SN or CoAP application layer. The 10/100 Ethernet MAC and six SERCOM interfaces give designers flexible connectivity to sensors, radios, or subordinate MCUs. The -40C to +125C temperature grade suits outdoor or factory-floor deployment.
Recomendado
Building Automation Controller
Building automation controllers for HVAC, lighting, and access systems benefit from the ATSAME53J18A-AF's combination of Ethernet, USB, and multiple SERCOM channels. The 12-bit 1 Msps ADC handles sensor inputs (temperature, humidity, CO2) directly without external converters, while the Cortex-M4F's DSP instructions accelerate control-loop math. The 64-TQFP package is footprint-compatible across the SAM E53 family, allowing late-stage BOM swaps between 'J18' and 'J20' Flash variants without PCB changes.
Recomendado
Connected Motor-Control Front-End
Field-oriented control (FOC) front-ends for BLDC and PMSM motors benefit from the ATSAME53J18A-AF's Cortex-M4F single-precision FPU, which accelerates Park/Clarke transforms and PI loops at 120 MHz. The dual-panel Flash supports live firmware updates without halting motor control, while the ECC detects bit-flips in harsh EMI environments typical of variable-frequency drives. The Ethernet MAC exposes VFD diagnostics to plant SCADA systems, and the six SERCOM channels drive isolated gate-driver communication.
Recomendado
Smart Energy Metering
Single-phase and polyphase smart meters leverage the ATSAME53J18A-AF's 12-bit ADC for voltage and current sensing plus its Cortex-M4F DSP extensions for harmonic analysis up to the 31st order. The 256 KB Flash hosts the metrology library plus DLMS/COSEM or Modbus stack, and the Ethernet MAC supports AMR/AMI backhaul. Hardware AES-256 secures billing data and prevents meter-tampering fraud. The -40C to +125C extended temperature grade handles outdoor meter enclosures.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para ATSAME53J18A-AF — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | ATSAME51J18A-AF | ATSAME53J20A-AF | ATSAMD51J18A-AF | ATSAMD51J19A-AF | ATSAME53J19A-AF |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-TQFP (10x10) | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same |
| Core / Frequency | Cortex-M4F / 120 MHz | Cortex-M4F / 120 MHz | Cortex-M4F / 120 MHz | Cortex-M4F / 120 MHz | Cortex-M4F / 120 MHz | Cortex-M4F / 120 MHz |
| Flash | 256 KB | 256 KB | 512 KB | 256 KB | 512 KB | 512 KB |
| SRAM | 128 KB | 128 KB | 256 KB | 128 KB | 192 KB | 256 KB |
| Crypto Accelerator | Yes (AES/SHA/TRNG) | No | Yes (AES/SHA/TRNG) | No | No | Yes (AES/SHA/TRNG) |
| Ethernet MAC | 10/100 + IEEE 1588 | 10/100 + IEEE 1588 | 10/100 + IEEE 1588 | 10/100 + IEEE 1588 | 10/100 + IEEE 1588 | 10/100 + IEEE 1588 |
| USB | USB 2.0 FS Device/Host | USB 2.0 FS Device/Host | USB 2.0 FS Device/Host | USB 2.0 FS Device/Host | USB 2.0 FS Device/Host | USB 2.0 FS Device/Host |
| Temperature Grade | -40C to +125C Extended | -40C to +125C Extended | -40C to +125C Extended | -40C to +125C Extended | -40C to +125C Extended | -40C to +125C Extended |
| Param Match | 100% | 90% (no Crypto) | 100% (more Flash) | 90% (no Crypto) | 90% (no Crypto, more Flash) | 100% (more Flash) |
Principais diferenciais
- Hardware Cryptographic Accelerator (AES-256 / SHA-256 / TRNG) (vs ATSAME51J18A-AF)
- Pin-compatible Flash upgrade within the SAME53 family (vs ATSAME53J20A-AF)
- Industrial Ethernet MAC with IEEE 1588 PTP timestamping (vs ATSAMD51J18A-AF)
Notas de projeto
The ATSAME53J18A-AF requires a clean 3.3V supply for VDDIO and a regulated 1.2V core rail generated by the internal DC-DC converter or an external LDO. Decouple VDD with a 1 uF X7R ceramic placed within 3 mm of each VDD pin, plus a bulk 10 uF tantalum or polymer cap. The internal DC-DC converter's inductor (4.7 uH shielded) and bootstrap capacitor must follow the SAME53 family reference design exactly - deviating from these values can cause 5-10% efficiency loss and ripple-induced ADC noise.
Estimated: At 120 MHz CPU clock, the device draws approximately 30 mA active current on the 1.2V core rail. Designs that omit sufficient bulk capacitance on the 3.3V rail may brown-out during USB bus-resets or Ethernet PHY power-up transients. Add at least 22 uF bulk on VDDIO plus a ferrite bead isolation when sharing the rail with RF or motor drivers.
Place the 64-TQFP exposed pad on a continuous ground plane with at least 8 thermal vias (0.3 mm drill, 0.6 mm pitch) to the bottom layer. Route the Ethernet RMII traces as 50-ohm controlled-impedance pairs with matched lengths (within 2 mm) between the MCU and the external PHY. Keep SERCOM and USB traces away from switching power inductors by at least 5 mm to prevent radiated-noise coupling into the ADC channels.
Informações de conformidade
RoHS and REACH compliance per Microchip product page. Not AEC-Q100 qualified - for AEC-Q100 automotive use, see ATSAME53J18A-AF AEC variant or contact Microchip for the -AUT automotive grade option.
