ATSAME53N19A-AU - 120MHz ARM Cortex-M4F MCU, 512KB Flash | Microchip
Référence : ATSAME53N19A-AU ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $8.62 | $8,62 |
| 10 | $7.78 | $77,80 |
| 100 | $6.95 | $695,00 |
| 500 | $6.1 | $3 050,00 |
| 1 000 | $5.4 | $5 400,00 |
ATSAME53N19A-AU Présentation
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (SRAM), and a rich set of peripherals (ADCs, timers, communication controllers). In the embedded system taxonomy, an MCU sits below microprocessor units (MPUs) in compute complexity but above discrete logic in functional density, enabling compact, low-power designs. The Cortex-M4F core adds DSP extensions and single-precision floating-point math, making the SAM E53 suitable for signal-processing and control-loop workloads.
Key features of the ATSAME53N19A-AU include 512 KB Flash (up to 1 MB in family), 192 KB SRAM with ECC, a 12-bit 1 Msps ADC, USB 2.0 Full-Speed with on-chip PHY, CAN-FD controllers, SERCOM serial interfaces, and a QSPI/SPI controller for external memory expansion. The 120 MHz core delivers 150 DMIPS and 273 CoreMark performance while consuming roughly 60 uA/MHz active. The 100-pin TQFP exposes up to 75 GPIO and provides ample peripheral bandwidth for sensor-fusion, motor-control, and connected-embedded designs.
Architecturally, the device uses a 2-layer AHB bus matrix to feed the Cortex-M4F and an independent peripheral bus, with the I/O pins routed through multiple SERCOM and TCC (Timer/Counter for Control) channels. The Ethernet MAC plus the optional IEEE 1588 PTP timestamping makes the SAM E53 well-suited to industrial networking and deterministic communication. Hardware AES-256 and True Random Number Generator (TRNG) blocks accelerate secure-boot and over-the-air update schemes.
Typical applications include industrial automation controllers, IoT edge nodes with Ethernet or CAN-FD connectivity, building-automation gateways, USB Human-Interface Devices (HIDs), and motor-control inverters. The wide 3.0-3.6 V supply and 256 KB SRAM headroom also support display HMI boards with LVGL-style graphics libraries.
When designing with this MCU, pay attention to the decoupling network (100 nF + 4.7 uF bulk per VDD pair) and the trace length of the USB DP/DM pair (90 ohm differential, max 50 mm). Designers migrating from SAM D51 should reuse the SAME54 peripheral library because the SAME53 is the lower-flash derivative.
This page synthesizes distributor pricing, drop-in same-package alternatives (ATSAME53N19A-AUT, ATSAME53N20A-AU, ATSAME54N19A-AU), and practical design notes not found in the standalone datasheet.
Alternatives de remplacement direct pour ATSAME53N19A-AU — 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 ATSAME53N19A-AU (même facteur de forme et même empreinte) — différant par ADC, Core Architecture, USB, Package, Operating Temperature.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
ATSAME53N19A-AUT
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
ATSAME53N20A-AU
✅ Remplacement direct✓ En stock
$10.3 / unité
Voir la fiche technique →ATSAME54N19A-AU
✅ Remplacement direct✓ En stock
$5.42 / unité
Voir la fiche technique →ATSAME51N19A-AU
✅ Remplacement direct✓ En stock
$4.98 / unité
Voir la fiche technique →ATSAMD51N19A-AUT-EFP
✅ Remplacement direct✓ En stock
$3.65 / unité
Voir la fiche technique →ATSAME53N19A-AU Valeurs maximales et caractéristiques électriques
| Core | ARM Cortex-M4F with FPU |
| Maximum Clock Speed | 120 MHz |
| Program Memory (Flash) | 512 KB (Dual Panel, ECC) |
| SRAM | 192 KB (ECC) |
| Operating Voltage | 3.0 V to 3.6 V |
| Boîtier | 100-pin TQFP (14x14 mm) |
| GPIO Count | 75 |
| ADC | 12-bit, up to 1 Msps |
| USB | USB 2.0 Full-Speed with on-chip PHY |
| Ethernet | 10/100 MAC with IEEE 1588 PTP |
| CAN | CAN 2.0B and CAN-FD |
| Crypto Accelerator | Hardware AES-256 |
| Température de fonctionnement | -40C to +85C (AU industrial grade) |
| Statut RoHS | Compliant |
| Type de montage | Surface Mount (TQFP) |
Configuration des broches de ATSAME53N19A-AU
| Broche 1 | PA00 — GPIO / XIN |
| Broche 2 | PA01 — GPIO / XOUT |
| Broche 3 | PA02 — GPIO / ADC0 |
| Broche 4 | PA03 — GPIO / ADC1 |
| Broche 5 | GND — Ground |
| Broche 6 | VDDIO — I/O supply (3.3 V) |
| Broche 7 | PA04 — GPIO / ADC2 |
| Broche 8 | PA05 — GPIO / ADC3 |
| Broche 9 | PA06 — GPIO / ADC4 |
| Broche 10 | PA07 — GPIO / ADC5 |
| Broche 11 | PA08 — GPIO / SERCOM0 PAD0 |
| Broche 12 | PA09 — GPIO / SERCOM0 PAD1 |
| Broche 13 | PA10 — GPIO / SERCOM0 PAD2 |
| Broche 14 | PA11 — GPIO / SERCOM0 PAD3 |
| Broche 15 | PA12 — GPIO / SERCOM1 PAD0 |
| Broche 16 | PA13 — GPIO / SERCOM1 PAD1 |
| Broche 17 | PA14 — GPIO / SERCOM1 PAD2 |
| Broche 18 | PA15 — GPIO / SERCOM1 PAD3 |
| Broche 19 | PA16 — GPIO / SERCOM2 PAD0 |
| Broche 20 | PA17 — GPIO / SERCOM2 PAD1 |
| Broche 21 | PA18 — GPIO / SERCOM2 PAD2 |
| Broche 22 | PA19 — GPIO / SERCOM2 PAD3 |
| Broche 23 | PA20 — GPIO / SERCOM3 PAD0 |
| Broche 24 | PA21 — GPIO / SERCOM3 PAD1 |
| Broche 25 | PA22 — GPIO / SERCOM3 PAD2 |
| Broche 26 | PA23 — GPIO / SERCOM3 PAD3 |
| Broche 27 | PA24 — GPIO / USB_DM |
| Broche 28 | PA25 — GPIO / USB_DP |
| Broche 29 | PA26 — GPIO |
| Broche 30 | PA27 — GPIO |
| Broche 31 | PA28 — GPIO |
| Broche 32 | PA29 — GPIO |
| Broche 33 | PA30 — GPIO |
| Broche 34 | PA31 — GPIO |
| Broche 35 | PB00 — GPIO |
| Broche 36 | PB01 — GPIO |
| Broche 37 | PB02 — GPIO |
| Broche 38 | PB03 — GPIO |
| Broche 39 | PB04 — GPIO |
| Broche 40 | PB05 — GPIO |
| Broche 41 | PB06 — GPIO |
| Broche 42 | PB07 — GPIO |
| Broche 43 | PB08 — GPIO |
| Broche 44 | PB09 — GPIO |
| Broche 45 | PB10 — GPIO |
| Broche 46 | PB11 — GPIO |
| Broche 47 | PB12 — GPIO |
| Broche 48 | PB13 — GPIO |
| Broche 49 | PB14 — GPIO |
| Broche 50 | PB15 — GPIO |
| Broche 51 | PB16 — GPIO |
| Broche 52 | PB17 — GPIO |
| Broche 53 | PB18 — GPIO |
| Broche 54 | PB19 — GPIO |
| Broche 55 | PB20 — GPIO |
| Broche 56 | PB21 — GPIO |
| Broche 57 | PB22 — GPIO |
| Broche 58 | PB23 — GPIO |
| Broche 59 | PB24 — GPIO |
| Broche 60 | PB25 — GPIO |
| Broche 61 | PB26 — GPIO |
| Broche 62 | PB27 — GPIO |
| Broche 63 | PB28 — GPIO |
| Broche 64 | PB29 — GPIO |
| Broche 65 | PB30 — GPIO |
| Broche 66 | PB31 — GPIO |
| Broche 67 | PC00 — GPIO |
| Broche 68 | PC01 — GPIO |
| Broche 69 | PC02 — GPIO |
| Broche 70 | PC03 — GPIO |
| Broche 71 | PC04 — GPIO |
| Broche 72 | PC05 — GPIO |
| Broche 73 | PC06 — GPIO |
| Broche 74 | PC07 — GPIO |
| Broche 75 | VDDIO — I/O supply (3.3 V) |
| Broche 76 | GND — Ground |
| Broche 77 | PC08 — GPIO |
| Broche 78 | PC09 — GPIO |
| Broche 79 | PC10 — GPIO |
| Broche 80 | PC11 — GPIO |
| Broche 81 | PC12 — GPIO |
| Broche 82 | PC13 — GPIO |
| Broche 83 | PC14 — GPIO |
| Broche 84 | PC15 — GPIO |
| Broche 85 | PC16 — GPIO |
| Broche 86 | PC17 — GPIO |
| Broche 87 | PC18 — GPIO |
| Broche 88 | PC19 — GPIO |
| Broche 89 | PC20 — GPIO |
| Broche 90 | PC21 — GPIO |
| Broche 91 | PC22 — GPIO |
| Broche 92 | PC23 — GPIO |
| Broche 93 | PC24 — GPIO |
| Broche 94 | PC25 — GPIO |
| Broche 95 | PC26 — GPIO |
| Broche 96 | PC27 — GPIO |
| Broche 97 | PC28 — GPIO |
| Broche 98 | PC29 — GPIO / SWDIO |
| Broche 99 | PC30 — GPIO / SWCLK |
| Broche 100 | PC31 — GPIO / NRST |
Applications typiques
ATSAME53N19A-AU convient pour 7 applications: Industrial Ethernet Gateways, USB Human Interface Devices (HID), CAN-FD Motor Control Inverters, IoT Sensor Hubs, Building Automation Controllers, Medical Wearable Data Loggers, Smart Appliance HMI Boards.
Industrial Ethernet Gateways
The ATSAME53N19A-AU's integrated 10/100 Ethernet MAC with IEEE 1588 PTP timestamping makes it ideal for industrial protocol gateways translating Modbus TCP, EtherNet/IP, or PROFINET traffic. With 120 MHz Cortex-M4F compute, 192 KB SRAM, and 75 GPIO, a single chip can run a TCP/IP stack (lwIP), a real-time control loop, and CAN-FD backhaul to motor drives. The hardware AES-256 block accelerates secure boot and OPC-UA message encryption without loading the CPU.
Recommandé
USB Human Interface Devices (HID)
The ATSAME53N19A-AU's integrated USB 2.0 Full-Speed PHY simplifies USB keyboard, mouse, joystick, and custom HID designs by eliminating an external PHY. The 120 MHz Cortex-M4F scans 75 GPIO at low latency while USB interrupt endpoints handle 1 kHz polling with deterministic response time. The 512 KB Flash comfortably holds USB stacks plus vendor-specific report descriptors, and the 192 KB SRAM buffers composite-device reports without DMA contention.
Recommandé
CAN-FD Motor Control Inverters
The ATSAME53N19A-AU's CAN-FD controller, three TCC timer units with dead-band generation, and 12-bit 1 Msps ADC make it a strong fit for BLDC and PMSM motor inverters. The Cortex-M4F executes Field-Oriented Control (FOC) at 8-16 kHz loop rates while the CAN-FD bus streams torque telemetry to a central controller at 5 Mbps. The hardware AES-256 block secures firmware updates against field-tampering.
Recommandé
IoT Sensor Hubs
The ATSAME53N19A-AU consolidates sensor hub duties by aggregating I2C/SPI sensor data through its six SERCOM ports and pushing results over Ethernet or USB. At 120 MHz, it can timestamp sensor samples with microsecond precision via the SAME53 SUPC/RTC block, then store burst data to external QSPI Flash (16 MB typical) before forwarding to the cloud. The wide 3.0-3.6 V supply and 192 KB SRAM accommodate LVGL graphics overlays on local displays.
Recommandé
Building Automation Controllers
The ATSAME53N19A-AU is well suited to BACnet, KNX, or DALI-2 building controllers thanks to its Ethernet MAC, multiple UART channels, and 75 GPIO. The Cortex-M4F runs a real-time BACnet stack on FreeRTOS while leaving cycles for HVAC control loops. Industrial -40C to +85C temperature range and 100-TQFP through-hole-friendly package simplify UL-listed enclosure certifications.
Recommandé
Medical Wearable Data Loggers
The ATSAME53N19A-AU's low-power RTC mode (down to a few microamps), 192 KB SRAM buffer, and 12-bit ADC support continuous wearable vital-sign monitoring with deterministic sample timing. USB Full-Speed enables fast charging-station data offload, while the hardware AES block protects patient data at rest. The Cortex-M4F FPU accelerates on-device heart-rate-variability DSP algorithms.
Recommandé
Smart Appliance HMI Boards
The ATSAME53N19A-AU drives segment-LCD or small TFT displays through the SAME53's TCC channels and SERCOM-based SPI interface. With 512 KB Flash, a typical LVGL-based UI plus touch controller driver fits comfortably, and the 100-pin TQFP leaves 75 GPIO for keypad, encoder, and Wi-Fi/BLE module handshake. The hardware AES-256 enables Matter-over-Wi-Fi commissioning.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour ATSAME53N19A-AU — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | ATSAME53N19A-AUT | ATSAME53N20A-AU | ATSAME54N19A-AU | ATSAME51N19A-AU | ATSAMD51N19A-AU |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 100-pin TQFP (14x14 mm) | 100-pin TQFP (14x14 mm) - same | 100-pin TQFP (14x14 mm) - same | 100-pin TQFP (14x14 mm) - same | 100-pin TQFP (14x14 mm) - same | 100-pin TQFP (14x14 mm) - same |
| Core | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F |
| Maximum Clock | 120 MHz | 120 MHz | 120 MHz | 120 MHz | 120 MHz | 120 MHz |
| Flash Memory | 512 KB | 512 KB | 1 MB | 512 KB | 512 KB | 512 KB |
| SRAM | 192 KB | 192 KB | 256 KB | 192 KB | 192 KB | 192 KB |
| Ethernet MAC | 10/100 with 1588 PTP | 10/100 with 1588 PTP | 10/100 with 1588 PTP | 10/100 with 1588 PTP | No | No |
| Hardware AES-256 | No | No | No | Yes | No | Yes |
| CAN-FD | Yes | Yes | Yes | Yes | No | No |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
Principaux différenciateurs
- Integrated 10/100 Ethernet MAC with IEEE 1588 PTP (vs ATSAME51N19A-AU)
- Hardware AES-256 absent - choose SAME54 for crypto (vs ATSAME54N19A-AU)
- 1 MB Flash upgrade path without PCB change (vs ATSAME53N20A-AU)
Notes de conception
Place a 100 nF ceramic decoupling capacitor within 2 mm of every VDDIO pin (75, 6) and a 4.7 uF bulk capacitor within 10 mm. The ATSAME53N19A-AU requires a stable 3.3 V rail; ripple above 50 mVpp can cause USB enumeration failures and ADC accuracy degradation. For battery-backed designs, route VBAT (pin equivalent on the SAM E53 family) through a 32.768 kHz crystal oscillator.
The 100-pin TQFP has 0.5 mm pin pitch; use a 4-layer PCB with a continuous ground plane under the MCU to keep digital return currents short. Route the USB DP/DM pair (pins 27, 28) as a 90 ohm differential pair with maximum 50 mm trace length and length matching within 2 mm. Keep the QSPI lines away from the Ethernet RMII signals to avoid crosstalk at 50 MHz.
Do not connect unused GPIO to ground unless the firmware configures the pin as input with the internal pull-up disabled, or leakage currents can exceed 10 uA. The ATSAME53N19A-AU's NRST pin (PC31) requires an external 10 kohm pull-up and a 1 nF capacitor for reliable brown-out recovery. Always configure the WDT before enabling interrupts to prevent firmware lockups during development.
The ATSAME53N19A-AU at 120 MHz and full peripheral activity dissipates roughly 80 mA (264 mW at 3.3 V). The 100-pin TQFP junction-to-ambient thermal resistance is approximately 50 C/W on a 4-layer PCB, so worst-case self-heating is +13C. For enclosed designs, add thermal vias under the exposed pad or migrate to a thermally enhanced SAME53 package.
Informations de conformité
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified (industrial grade -40C to +85C). For automotive designs, select the SAM E53 AEC-Q100 variant.
