ATSAME53J18A-AUT - 120MHz Cortex-M4F 256KB Flash MCU | Microchip
Référence : ATSAME53J18A-AUT ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $6.37 | $6,37 |
| 10 | $5.78 | $57,80 |
| 100 | $5.21 | $521,00 |
| 500 | $4.63 | $2 315,00 |
| 1 000 | $4.12 | $4 120,00 |
ATSAME53J18A-AUT Présentation
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory (Flash for code, SRAM for data), and a rich set of peripherals on one die. The ARM Cortex-M4F is a mainstream 32-bit MCU core featuring a single-precision IEEE 754 FPU, DSP extensions, and deterministic interrupt handling, making it a workhorse for connected embedded products. The SAM E53 line sits above Cortex-M0+/M23 entry-level parts but below Cortex-M7 high-performance parts, occupying the mid-to-high end of Microchip's SAM portfolio alongside the SAM D51 and SAM E54 cousins.
Key features include 120 MHz CPU core speed, 256 KB Flash with ECC, 128 KB SRAM with ECC, 24-channel 12-bit ADC, two 12-bit DAC outputs, a 10/100 Ethernet MAC, a USB 2.0 Full-Speed device/host controller, multiple SERCOM interfaces (configurable as UART/SPI/I2C), and an integrated 32 kHz low-power RTC. The 64-pin TQFP package gives broad GPIO access for a wide variety of analog and digital peripherals while remaining hand-solderable for prototyping.
Architecturally, the SAM E53 combines a Cortex-M4F core with a multi-layer AHB/APB bus matrix that allows simultaneous DMA-driven peripheral activity (Ethernet, USB, ADC) without CPU intervention, plus an EVENT system for low-latency inter-peripheral signaling. The integrated FPU and DSP instructions allow the same firmware to perform audio decoding, sensor fusion, or motor control loops in a single MCU, eliminating external DSP chips.
Typical applications include industrial Ethernet gateways, building automation controllers, USB Human Interface Devices (HIDs), audio playback and processing modules, and connected sensor hubs. The integrated Ethernet MAC makes it especially attractive for IoT edge nodes that must bridge a local sensor bus to a TCP/IP network without an external PHY companion.
When laying out the ATSAME53J18A-AUT, place the 0.1 µF decoupling capacitors within five V of every VDD/VDDIO pin pair and route the USB D+/D- traces as a 90-ohm differential pair. Enable the on-chip voltage regulator with the recommended 1 µF + 100 nF bulk cap on VDDOUT to avoid LDO startup issues.
This page synthesizes distributor stock and pricing, drop-in pin-compatible alternatives within the SAM E53 family, and practical layout guidance not aggregated in the bare datasheet, giving procurement and design engineers a single decision-ready view.
Alternatives de remplacement direct pour ATSAME53J18A-AUT — 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-AUT (même facteur de forme et même empreinte) — différant par Operating Temperature, ADC, SRAM, Core Architecture, CAN.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
ATSAME53J19A-AUT
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
ATSAME53J20A-AUT
✅ Remplacement direct✓ En stock
$5.72 / unité
Voir la fiche technique →ATSAME51J18A-AUT
✅ Remplacement direct✓ En stock
$4.65 / unité
Voir la fiche technique →ATSAME53J18A-AU
✅ Remplacement direct✓ En stock
$4.66 / unité
Voir la fiche technique →ATSAME53J18A-AUT-EFP
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
ATSAME53J18A-AUT Valeurs maximales et caractéristiques électriques
| Core | ARM Cortex-M4F with single-precision FPU |
| Maximum CPU Clock | 120 MHz |
| Flash Memory | 256 KB with ECC |
| SRAM | 128 KB with ECC |
| Operating Voltage (VDD) | 1.71 V to 3.6 V |
| Température de fonctionnement | -40 C to +85 C (TA) |
| ADC | 24 channels, 12-bit resolution |
| DAC | 2 channels, 12-bit resolution |
| Ethernet MAC | 10/100 Mbps IEEE 802.3 (MII/RMII, external PHY required) |
| USB | USB 2.0 Full-Speed Device/Host |
| SERCOM (UART/SPI/I2C) | Configurable SERCOM interfaces |
| Boîtier | 64-pin TQFP (10x10 mm) |
| Type de montage | Surface Mount |
| Pitch | 0.5 mm |
| Program Memory Type | FLASH |
| Core Size | 32-Bit Single-Core |
| Oscillator Type | Internal (with external crystal support) |
| Niveau MSL | 3 (per JEDEC J-STD-020) |
| Statut RoHS | Compliant |
| Supply Configuration | Single supply with internal LDO regulator |
Configuration des broches de ATSAME53J18A-AUT
| Broche 1 | PA00 — General-purpose I/O, ADC AIN0, XIN32 |
| Broche 2 | PA01 — General-purpose I/O, ADC AIN1, XOUT32 |
| Broche 3 | PA02 — General-purpose I/O, ADC AIN2 |
| Broche 4 | PA03 — General-purpose I/O, ADC AIN3 |
| Broche 5 | PA04 — General-purpose I/O, ADC AIN4, VREFA |
| Broche 6 | PA05 — General-purpose I/O, ADC AIN5 |
| Broche 7 | PA06 — General-purpose I/O, ADC AIN6 |
| Broche 8 | PA07 — General-purpose I/O, ADC AIN7 |
| Broche 9 | VDDIO — I/O supply voltage |
| Broche 10 | GND — Ground |
| Broche 11 | PA08 — General-purpose I/O, NMI |
| Broche 12 | PA09 — General-purpose I/O, USB VBUS sense |
| Broche 13 | PA10 — General-purpose I/O, USB DM |
| Broche 14 | PA11 — General-purpose I/O, USB DP |
| Broche 15 | VDDIO — I/O supply voltage |
| Broche 16 | GND — Ground |
| Broche 17 | PA12 — General-purpose I/O |
| Broche 18 | PA13 — General-purpose I/O |
| Broche 19 | PA14 — General-purpose I/O |
| Broche 20 | PA15 — General-purpose I/O |
| Broche 21 | PA16 — General-purpose I/O |
| Broche 22 | PA17 — General-purpose I/O |
| Broche 23 | PA18 — General-purpose I/O |
| Broche 24 | PA19 — General-purpose I/O |
| Broche 25 | VDDIO — I/O supply voltage |
| Broche 26 | GND — Ground |
| Broche 27 | PB00 — General-purpose I/O |
| Broche 28 | PB01 — General-purpose I/O |
| Broche 29 | PB02 — General-purpose I/O, ADC AIN14 |
| Broche 30 | PB03 — General-purpose I/O, ADC AIN15 |
| Broche 31 | PA20 — General-purpose I/O |
| Broche 32 | PA21 — General-purpose I/O |
| Broche 33 | PA22 — General-purpose I/O |
| Broche 34 | PA23 — General-purpose I/O |
| Broche 35 | PA24 — General-purpose I/O, USB ID |
| Broche 36 | PA25 — General-purpose I/O |
| Broche 37 | VDDIO — I/O supply voltage |
| Broche 38 | GND — Ground |
| Broche 39 | PB04 — General-purpose I/O |
| Broche 40 | PB05 — General-purpose I/O |
| Broche 41 | PB06 — General-purpose I/O |
| Broche 42 | PB07 — General-purpose I/O |
| Broche 43 | PB08 — General-purpose I/O |
| Broche 44 | PB09 — General-purpose I/O |
| Broche 45 | PA26 — General-purpose I/O |
| Broche 46 | PA27 — General-purpose I/O |
| Broche 47 | PA28 — General-purpose I/O |
| Broche 48 | PA29 — General-purpose I/O |
| Broche 49 | PA30 — General-purpose I/O |
| Broche 50 | PA31 — General-purpose I/O |
| Broche 51 | VDDOUT — Core LDO output (1.2 V dec) |
| Broche 52 | VDD — Main supply voltage |
| Broche 53 | GND — Ground |
| Broche 54 | NRST — Reset input (active low) |
| Broche 55 | PB10 — General-purpose I/O |
| Broche 56 | PB11 — General-purpose I/O |
| Broche 57 | PB12 — General-purpose I/O |
| Broche 58 | PB13 — General-purpose I/O |
| Broche 59 | PB14 — General-purpose I/O, XIN |
| Broche 60 | PB15 — General-purpose I/O, XOUT |
| Broche 61 | PB16 — General-purpose I/O |
| Broche 62 | PB17 — General-purpose I/O |
| Broche 63 | GND — Ground |
| Broche 64 | VDDIO — I/O supply voltage |
Applications typiques
ATSAME53J18A-AUT convient pour 6 applications: Industrial Ethernet Gateway, Building Automation Controller, USB Human Interface Device (HID), Audio Playback Module, Connected Sensor Hub, Motor Control and BLDC Drive.
Industrial Ethernet Gateway
Why ATSAME53J18A-AUT fits: The integrated 10/100 Ethernet MAC with MII/RMII to an external PHY such as the KSZ8081RNAIA lets the SAM E53 act as an industrial protocol converter (Modbus TCP, EtherNet/IP, PROFINET-ready) without offloading to a companion network processor. How it is used + trade-off: Bridge between a local RS-485/Modbus RTU bus on SERCOM and a TCP/IP network; the Cortex-M4F at 120 MHz handles TCP/IP stack and protocol translation while DMA keeps Ethernet frames moving without CPU stalls, trading lower BOM cost (no companion MCU) for the cost of an external PHY.
Recommandé
Building Automation Controller
Why ATSAME53J18A-AUT fits: Building automation controllers need a mix of serial buses (RS-485, UART, SPI sensors) and network connectivity. The SAM E53's configurable SERCOMs map to UART, SPI, and I2C, while the Ethernet MAC and USB 2.0 FS support BACnet/IP or KNX/IP gateways on a single MCU. How it is used + trade-off: Drive KNX or BACnet MS-TP over RS-485 plus a 7-inch HMI via SPI display, with USB for field commissioning; the integrated 12-bit ADC scans analog sensor channels in parallel via DMA, trading software complexity for hardware consolidation.
Recommandé
USB Human Interface Device (HID)
Why ATSAME53J18A-AUT fits: The USB 2.0 Full-Speed controller with on-chip PHY and the Cortex-M4F DSP extensions support HID-class firmware (keyboards, mice, control surfaces, custom input devices) and DSP-style signal processing. The 256 KB Flash is plenty for HID stacks plus vendor logic. How it is used + trade-off: Implement a USB HID composite device with DSP-filtered capacitive touch input over I2C; the Cortex-M4F DSP instructions run touch algorithms in well under 1 ms, trading USB FS bandwidth (12 Mbps) for simpler certification vs USB HS.
Recommandé
Audio Playback Module
Why ATSAME53J18A-AUT fits: The Cortex-M4F with FPU and DSP extensions decodes MP3, AAC, or ADPCM audio in firmware, while the two 12-bit DAC outputs drive headphone amplifiers or class-D amplifier enable pins. USB host mode plus SD card SERCOM allows direct playback from external storage. How it is used + trade-off: Drive a TFA9879A class-D amp over I2C while streaming 16-bit/44.1 kHz audio from USB MSC; the Cortex-M4F DSP cores handle MP3 decode at modest CPU load, trading external DSP chip cost for careful real-time audio task scheduling.
Recommandé
Connected Sensor Hub
Why ATSAME53J18A-AUT fits: Sensor hubs aggregate data from SPI/I2C sensors and forward it over Ethernet or USB to a host. The SAM E53's multiple SERCOMs (UART/SPI/I2C) plus 12-bit ADC read 5-10 sensors simultaneously, while the Ethernet MAC uplinks to a TCP/IP server. How it is used + trade-off: Poll temperature, humidity, and pressure sensors over I2C; forward via Ethernet in MQTT or HTTP; the Cortex-M4F at 120 MHz runs TLS handshakes in 200-400 ms, trading flash consumption (256 KB) for the benefit of no cloud-side broker reconfiguration.
Recommandé
Motor Control and BLDC Drive
Why ATSAME53J18A-AUT fits: The Cortex-M4F DSP extensions compute FOC (field-oriented control) loops in firmware, while the 64-pin TQFP exposes PWM outputs for three-phase drives. The 120 MHz core closes current loops at 20-50 kHz, well above the audible range. How it is used + trade-off: Drive a 24V BLDC via TC PWM + external gate drivers; the SAM E53 handles Hall-sensor or back-EMF feedback while the integrated ADC samples phase currents, trading software complexity for tighter torque control versus trapezoidal commutation.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour ATSAME53J18A-AUT — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | ATSAME53J19A-AUT | ATSAME53J20A-AUT | ATSAME51J18A-AUT | ATSAME53J18A-AU | ATSAME53J18A-AUT-EFP |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) |
| Core | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F |
| Max Clock | 120 MHz | 120 MHz | 120 MHz | 120 MHz | 120 MHz | 120 MHz |
| Flash Memory | 256 KB | 256 KB | 1 MB | 256 KB | 256 KB | 256 KB |
| SRAM | 128 KB | 144 KB | 256 KB | 128 KB | 128 KB | 128 KB |
| Ethernet MAC | Yes (10/100) | Yes (10/100) | Yes (10/100) | No | Yes (10/100) | Yes (10/100) |
| USB | USB 2.0 FS Device/Host | USB 2.0 FS Device/Host | USB 2.0 FS Device/Host | No | USB 2.0 FS Device/Host | USB 2.0 FS Device/Host |
| ADC Channels | 24 x 12-bit | 24 x 12-bit | 24 x 12-bit | 24 x 12-bit | 24 x 12-bit | 24 x 12-bit |
Principaux différenciateurs
- Integrated 10/100 Ethernet MAC versus SAM S51 line (vs ATSAME51J18A-AUT)
- Cortex-M4F with FPU and DSP extensions (vs ATSAME51J18A-AUT)
- Dual ECC on Flash and SRAM (vs ATSAM3X8C)
Notes de conception
Estimated: Decoupling the ATSAME53J18A-AUT requires at minimum a 1 µF + 100 nF capacitor pair on every VDDIO pin and a 4.7 µF + 100 nF pair on VDD and VDDOUT; place the 100 nF caps within 2-3 mm of each VDDIO pin and the 1 µF within 5 mm. The internal 1.2 V core LDO draws up to 50 mA at 120 MHz and needs the bulk cap on VDDOUT to avoid soft-start failures.
USB design: route the USB DP/DM pair as a 90-ohm differential pair with no stubs; keep the pair length matched within 150 mils, and place the ESD protection diode within 5 mm of the USB connector. Avoid routing any digital signal within 4 mm of the differential pair to meet USB 2.0 FS spec compliance, per the SAM E53 hardware design guide.
Bootloader pitfall: the SAM E53 default firmware runs the FUSE bits configured for the 4 KB bootloader at 0x00000000; if you need the entire 256 KB Flash for application code, reflash the BOOTPROT and BOOTLOADER fuses via the SAME54/53 NVM USER ROW or the existing bootloader will lock the lower 4 KB. Always confirm fuse settings with MPLAB X before JTAG programming.
Estimated: At 120 MHz with all peripherals active, the SAM E53 draws approximately 80 mA from VDD, dissipating about 240 mW at 3.3 V. The 64-pin TQFP package has a theta_JA of approximately 38 C/W on a 4-layer JEDEC PCB, giving a junction temperature rise of about 9 C - well within the 85 C industrial grade limit for industrial designs without extra heatsinking.
Informations de conformité
RoHS and REACH compliant per Microchip product environmental certifications. Industrial temperature grade -40C to +85C; AEC-Q100 qualification available on the SAME53A automotive variant, not on the J18A industrial part.
