ATSAME53J18A-AF - 120MHz Cortex-M4F MCU 256KB Flash 64-TQFP
Référence : ATSAME53J18A-AF ✓ Actif| Qté | Prix unitaire | 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 Présentation
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.
Alternatives de remplacement direct pour ATSAME53J18A-AF — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec ATSAME53J18A-AF (même facteur de forme et même empreinte) — différant par Program Memory (Flash), Operating Temperature, SRAM, USB, ADC.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
ATSAME51J18A-AF
✅ Remplacement direct✓ En stock
$3.85 / unité
Voir la fiche technique →ATSAME53J20A-AF
✅ Remplacement direct✓ En stock
$4.61 / unité
Voir la fiche technique →ATSAMD51J18A-AF
✅ Remplacement direct✓ En stock
$4.5 / unité
Voir la fiche technique →ATSAMD51J19A-AFT
✅ Remplacement direct✓ En stock
$4.8 / unité
Voir la fiche technique →ATSAME53J19A-AF
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$5.9 / unité
Voir la fiche technique →ATSAME53J18A-AF Valeurs maximales et caractéristiques électriques
| Manufacturer | Microchip Technology |
| Series | SAM E53 |
| Core Processor | ARM Cortex-M4F |
| Core Size | 32-Bit |
| Fréquence d'horloge maximale | 120 MHz |
| FPU | Yes (single-precision) |
| Program Memory (Flash) | 256 KB (256K x 8) |
| SRAM | 128 KB |
| ECC Support | Yes (Flash and SRAM) |
| Température de fonctionnement | -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) |
| Boîtier | 64-TQFP (10x10 mm) |
| Type de montage | Surface Mount |
| Statut RoHS | Compliant |
| Lead-Free | Yes |
Configuration des broches de ATSAME53J18A-AF
| Broche 1 | PA00 — GPIO / SERCOM1.0 pad |
| Broche 2 | PA01 — GPIO / SERCOM1.1 pad |
| Broche 3 | PA02 — GPIO / SERCOM1.2 pad (A/D) |
| Broche 4 | PA03 — GPIO / SERCOM1.3 pad (A/D) |
| Broche 5 | PA04 — GPIO / SERCOM0.0 pad (A/D) |
| Broche 6 | PA05 — GPIO / SERCOM0.1 pad (A/D) |
| Broche 7 | PA06 — GPIO / SERCOM0.2 pad (A/D) |
| Broche 8 | PA07 — GPIO / SERCOM0.3 pad (A/D) |
| Broche 9 | VDD — Core supply voltage |
| Broche 10 | GND — Ground |
| Broche 11 | PA08 — GPIO / SERCOM2.0 / I2S pad |
| Broche 12 | PA09 — GPIO / SERCOM2.1 / I2S pad |
| Broche 13 | PA10 — GPIO / SERCOM2.2 / I2S pad |
| Broche 14 | PA11 — GPIO / SERCOM2.3 / USB DM |
| Broche 15 | PA12 — GPIO / USB DP |
| Broche 16 | PA13 — GPIO / SERCOM4.0 pad |
| Broche 17 | PA14 — GPIO / SERCOM4.1 pad |
| Broche 18 | PA15 — GPIO / SERCOM4.2 pad |
| Broche 19 | PA16 — GPIO / SERCOM3.0 pad (A/D) |
| Broche 20 | PA17 — GPIO / SERCOM3.1 pad (A/D) |
| Broche 21 | PA18 — GPIO / SERCOM3.2 pad (A/D) |
| Broche 22 | PA19 — GPIO / SERCOM3.3 pad (A/D) |
| Broche 23 | PA20 — GPIO / SERCOM5.2 pad |
| Broche 24 | PA21 — GPIO / SERCOM5.3 pad |
| Broche 25 | PA22 — GPIO / SERCOM3.0 pad |
| Broche 26 | PA23 — GPIO / SERCOM3.1 pad |
| Broche 27 | PA24 — GPIO / SERCOM5.2 pad (USB SOF) |
| Broche 28 | PA25 — GPIO / SERCOM5.3 pad |
| Broche 29 | PB00 — GPIO / SERCOM4.2 pad |
| Broche 30 | PB01 — GPIO / SERCOM4.3 pad |
| Broche 31 | PB02 — GPIO / SERCOM5.0 pad (A/D) |
| Broche 32 | PB03 — GPIO / SERCOM5.1 pad (A/D) |
| Broche 33 | PB05 — GPIO / SERCOM4.5 / EIC EXTINT |
| Broche 34 | PB06 — GPIO / SERCOM4.6 pad |
| Broche 35 | PB07 — GPIO / SERCOM4.7 pad |
| Broche 36 | PB08 — GPIO / SERCOM4.0 pad |
| Broche 37 | PB09 — GPIO / SERCOM4.1 pad |
| Broche 38 | PB10 — GPIO / SERCOM4.2 pad |
| Broche 39 | PB11 — GPIO / SERCOM4.3 pad |
| Broche 40 | PB12 — GPIO / SERCOM5.0 pad |
| Broche 41 | PB13 — GPIO / SERCOM5.1 pad |
| Broche 42 | PB14 — GPIO / SERCOM5.2 pad |
| Broche 43 | PB15 — GPIO / SERCOM5.3 pad |
| Broche 44 | VDDIO — I/O supply voltage |
| Broche 45 | GND — Ground |
| Broche 46 | PC00 — GPIO / SERCOM6.0 pad |
| Broche 47 | PC01 — GPIO / SERCOM6.1 pad |
| Broche 48 | PC02 — GPIO / SERCOM6.2 pad |
| Broche 49 | PC03 — GPIO / SERCOM6.3 pad |
| Broche 50 | PC04 — GPIO / SERCOM7.0 pad |
| Broche 51 | PC05 — GPIO / SERCOM7.1 pad |
| Broche 52 | PC06 — GPIO / SERCOM7.2 pad |
| Broche 53 | PC07 — GPIO / SERCOM7.3 pad |
| Broche 54 | PC08 — GPIO / SERCOM6.0 pad |
| Broche 55 | PC09 — GPIO / SERCOM6.1 pad |
| Broche 56 | PC10 — GPIO / SERCOM6.2 pad |
| Broche 57 | PC11 — GPIO / SERCOM6.3 pad |
| Broche 58 | PC12 — GPIO / SERCOM7.0 pad |
| Broche 59 | PC13 — GPIO / SERCOM7.1 pad |
| Broche 60 | PC14 — GPIO / SERCOM7.2 pad |
| Broche 61 | PC15 — GPIO / SERCOM7.3 pad |
| Broche 62 | RESET — Reset input (active low) |
| Broche 63 | VDD — Core supply voltage |
| Broche 64 | GND — Ground |
Applications typiques
ATSAME53J18A-AF convient pour 6 applications: 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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour ATSAME53J18A-AF — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | 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) |
Principaux différenciateurs
- 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)
Notes de conception
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.
Informations de conformité
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.
