ATSAME53N19A-AU - 120MHz ARM Cortex-M4F MCU, 512KB Flash | Microchip
N.º da peça: ATSAME53N19A-AU ✓ Ativo| Qtd. | Preço unitário | 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 Visão geral
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.
Alternativas drop-in para ATSAME53N19A-AU — 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 ATSAME53N19A-AU (mesmo formato e footprint) — diferindo em ADC, Core Architecture, USB, Package, Operating Temperature.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
ATSAME53N19A-AUT
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ATSAME53N20A-AU
✅ Drop-In✓ Em estoque
$10.3 / unidade
Ver ficha técnica →ATSAME54N19A-AU
✅ Drop-In✓ Em estoque
$5.42 / unidade
Ver ficha técnica →ATSAME51N19A-AU
✅ Drop-In✓ Em estoque
$4.98 / unidade
Ver ficha técnica →ATSAMD51N19A-AUT-EFP
✅ Drop-In✓ Em estoque
$3.65 / unidade
Ver ficha técnica →ATSAME53N19A-AU Classificações máximas e características elétricas
| 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 |
| Encapsulamento | 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 |
| Temperatura de operação | -40C to +85C (AU industrial grade) |
| Status RoHS | Compliant |
| Tipo de montagem | Surface Mount (TQFP) |
Configuração de pinos do ATSAME53N19A-AU
| Pino 1 | PA00 — GPIO / XIN |
| Pino 2 | PA01 — GPIO / XOUT |
| Pino 3 | PA02 — GPIO / ADC0 |
| Pino 4 | PA03 — GPIO / ADC1 |
| Pino 5 | GND — Ground |
| Pino 6 | VDDIO — I/O supply (3.3 V) |
| Pino 7 | PA04 — GPIO / ADC2 |
| Pino 8 | PA05 — GPIO / ADC3 |
| Pino 9 | PA06 — GPIO / ADC4 |
| Pino 10 | PA07 — GPIO / ADC5 |
| Pino 11 | PA08 — GPIO / SERCOM0 PAD0 |
| Pino 12 | PA09 — GPIO / SERCOM0 PAD1 |
| Pino 13 | PA10 — GPIO / SERCOM0 PAD2 |
| Pino 14 | PA11 — GPIO / SERCOM0 PAD3 |
| Pino 15 | PA12 — GPIO / SERCOM1 PAD0 |
| Pino 16 | PA13 — GPIO / SERCOM1 PAD1 |
| Pino 17 | PA14 — GPIO / SERCOM1 PAD2 |
| Pino 18 | PA15 — GPIO / SERCOM1 PAD3 |
| Pino 19 | PA16 — GPIO / SERCOM2 PAD0 |
| Pino 20 | PA17 — GPIO / SERCOM2 PAD1 |
| Pino 21 | PA18 — GPIO / SERCOM2 PAD2 |
| Pino 22 | PA19 — GPIO / SERCOM2 PAD3 |
| Pino 23 | PA20 — GPIO / SERCOM3 PAD0 |
| Pino 24 | PA21 — GPIO / SERCOM3 PAD1 |
| Pino 25 | PA22 — GPIO / SERCOM3 PAD2 |
| Pino 26 | PA23 — GPIO / SERCOM3 PAD3 |
| Pino 27 | PA24 — GPIO / USB_DM |
| Pino 28 | PA25 — GPIO / USB_DP |
| Pino 29 | PA26 — GPIO |
| Pino 30 | PA27 — GPIO |
| Pino 31 | PA28 — GPIO |
| Pino 32 | PA29 — GPIO |
| Pino 33 | PA30 — GPIO |
| Pino 34 | PA31 — GPIO |
| Pino 35 | PB00 — GPIO |
| Pino 36 | PB01 — GPIO |
| Pino 37 | PB02 — GPIO |
| Pino 38 | PB03 — GPIO |
| Pino 39 | PB04 — GPIO |
| Pino 40 | PB05 — GPIO |
| Pino 41 | PB06 — GPIO |
| Pino 42 | PB07 — GPIO |
| Pino 43 | PB08 — GPIO |
| Pino 44 | PB09 — GPIO |
| Pino 45 | PB10 — GPIO |
| Pino 46 | PB11 — GPIO |
| Pino 47 | PB12 — GPIO |
| Pino 48 | PB13 — GPIO |
| Pino 49 | PB14 — GPIO |
| Pino 50 | PB15 — GPIO |
| Pino 51 | PB16 — GPIO |
| Pino 52 | PB17 — GPIO |
| Pino 53 | PB18 — GPIO |
| Pino 54 | PB19 — GPIO |
| Pino 55 | PB20 — GPIO |
| Pino 56 | PB21 — GPIO |
| Pino 57 | PB22 — GPIO |
| Pino 58 | PB23 — GPIO |
| Pino 59 | PB24 — GPIO |
| Pino 60 | PB25 — GPIO |
| Pino 61 | PB26 — GPIO |
| Pino 62 | PB27 — GPIO |
| Pino 63 | PB28 — GPIO |
| Pino 64 | PB29 — GPIO |
| Pino 65 | PB30 — GPIO |
| Pino 66 | PB31 — GPIO |
| Pino 67 | PC00 — GPIO |
| Pino 68 | PC01 — GPIO |
| Pino 69 | PC02 — GPIO |
| Pino 70 | PC03 — GPIO |
| Pino 71 | PC04 — GPIO |
| Pino 72 | PC05 — GPIO |
| Pino 73 | PC06 — GPIO |
| Pino 74 | PC07 — GPIO |
| Pino 75 | VDDIO — I/O supply (3.3 V) |
| Pino 76 | GND — Ground |
| Pino 77 | PC08 — GPIO |
| Pino 78 | PC09 — GPIO |
| Pino 79 | PC10 — GPIO |
| Pino 80 | PC11 — GPIO |
| Pino 81 | PC12 — GPIO |
| Pino 82 | PC13 — GPIO |
| Pino 83 | PC14 — GPIO |
| Pino 84 | PC15 — GPIO |
| Pino 85 | PC16 — GPIO |
| Pino 86 | PC17 — GPIO |
| Pino 87 | PC18 — GPIO |
| Pino 88 | PC19 — GPIO |
| Pino 89 | PC20 — GPIO |
| Pino 90 | PC21 — GPIO |
| Pino 91 | PC22 — GPIO |
| Pino 92 | PC23 — GPIO |
| Pino 93 | PC24 — GPIO |
| Pino 94 | PC25 — GPIO |
| Pino 95 | PC26 — GPIO |
| Pino 96 | PC27 — GPIO |
| Pino 97 | PC28 — GPIO |
| Pino 98 | PC29 — GPIO / SWDIO |
| Pino 99 | PC30 — GPIO / SWCLK |
| Pino 100 | PC31 — GPIO / NRST |
Aplicações típicas
ATSAME53N19A-AU é adequado para 7 aplicaçãos: 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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para ATSAME53N19A-AU — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | 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 |
Principais diferenciais
- 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)
Notas de projeto
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.
Informações de conformidade
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.
