Microchip Technology

ATSAME53J19A-MFT - 120MHz Cortex-M4F MCU 512KB Flash | Microchip

Артикул: ATSAME53J19A-MFT ✓ Активен
В наличии Отправка в течение 1–3 рабочих дней
3.3 V typical (1.62 V to 3.6 V core/IO supply range) Vdss 64-QFN (9x9 mm) with exposed pad Package 120 MHz Speed 512 KB (512K x 8) dual-panel with ECC Memory
От $6.45 USD / шт.
MOQ: 1 |
Цена обновлена: 2026-09-21
Оптовые цены
Кол-во Цена за ед. Итого
1 $9.95 $9,95
10 $9.2 $92,00
100 $7.95 $795,00
500 $7.1 $3.550,00
1.000 $6.45 $6.450,00
ℹ️ Все цены указаны в USD

ATSAME53J19A-MFT Обзор

The Microchip Technology ATSAME53J19A-MFT is a 32-bit ARM Cortex-M4F microcontroller from the SAM E53 family, operating at up to 120 MHz with 512 KB of Flash and 256 KB of SRAM, housed in a 64-pin QFN (9x9 mm) package with an exposed thermal pad. The -MFT suffix indicates Tape & Reel packaging with extended industrial temperature range (-40C to +125C). The Cortex-M4F core includes a single-precision Floating Point Unit (FPU) and a Memory Protection Unit (MPU) for real-time deterministic embedded control with hardware-accelerated DSP instructions.

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 into one package. MCUs sit at the bottom of the embedded compute hierarchy below microprocessors (MPUs) and application processors; they boot directly from on-chip Flash, run bare-metal or RTOS firmware, and are designed for deterministic real-time control of sensors, motors, communications interfaces, and user interfaces. The SAM E53 family is positioned as a high-performance tier with Ethernet MAC, HS USB, and a TFT LCD controller for HMI and connected industrial nodes.

Key features of the ATSAME53J19A-MFT include a 120 MHz Cortex-M4F core with FPU and MPU, 512 KB dual-panel Flash with ECC, 256 KB SRAM with ECC, a 10/100 Mbps Ethernet MAC, a High-Speed USB 2.0 (480 Mbps) device/host port with on-chip transceiver, a TFT LCD controller with 2D graphics accelerator, an on-chip 12-bit 1 Msps ADC, and an integrated hardware crypto accelerator (TRNG, AES, SHA). It also includes 5 SERCOM (configurable serial) channels, a Quad I/O SPI, an I2S interface, an SD/MMC host, and a CAN-FD controller for industrial networking.

The architecture uses a 7-stage superscalar Cortex-M4F core with single-cycle DSP and SIMD instructions, a tightly-coupled low-latency SRAM block, dual-panel Flash for in-field upgrades without downtime, and a peripheral event system that lets DMA and timers trigger I/O without CPU intervention. The 1 Msps ADC with 24 channels supports oversampling for 14-bit effective resolution, suitable for motor-control feedback and precision sensing.

Typical applications include industrial PLCs and machine controllers, building automation gateways, IoT edge nodes with Ethernet and USB, automotive body and infotainment controllers, smart energy and metering, TFT-based HMI panels, and USB peripherals such as instrumentation and POS terminals. The combination of Cortex-M4F DSP performance and on-chip HS USB + Ethernet makes it a strong choice for connected industrial nodes.

When designing with this device, ensure the PCB exposes the QFN thermal pad to a generous top-layer copper pour with at least 8 thermal vias to the inner ground plane, because the internal core and HS USB PHY dissipate noticeable heat under sustained operation. Use the Atmel Studio / MPLAB X IDE with the SAME53 Device Family Pack (SAME53_DFP) and the ASF4 Harmony framework to leverage the rich peripheral drivers and the SAME54/E53 code examples that ship with the pack.

This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet. Pricing and stock reflect real-time distributor data from DigiKey, Mouser, Octopart, and others.

Аналоги без доработки для ATSAME53J19A-MFT — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.

Варианты в этой серии

Модели той же серии, совместимые без доработки с ATSAME53J19A-MFT (тот же форм-фактор и посадочное место) — отличается по ADC, Package, USB, Core Architecture, SRAM.

Microchip Technology
ADC: 12-bit, up to 1 MSPS, 16 channels
Package: 64-pin QFN (9x9 mm)
USB: USB 2.0 Full-Speed Device/Host
Сравнить с ATSAME53J19A-MFT →
Microchip Technology
ADC: 12-bit, up to 16 channels, 1 Msps
Package: 64-pin QFN (9x9 mm) with exposed pad
USB: USB 2.0 Full-Speed Device and Host
Сравнить с ATSAME53J19A-MFT →
Microchip Technology
ADC: 12-bit, up to 1 MSPS
Package: 64-pin TQFP (10x10 mm)
USB: USB 2.0 Full-Speed integrated PHY
Сравнить с ATSAME53J19A-MFT →
Microchip Technology
ADC: 12-bit, up to 1 Msps (per SAM E53 family datasheet)
Package: 64-VQFN (9x9 mm) with exposed pad
USB: High-speed USB 2.0 (host/device) on chip
Сравнить с ATSAME53J19A-MFT →
Microchip Technology
ADC: 12-bit, up to 16 channels
Package: 64-pin VQFN (9x9 mm)
Core Architecture: ARM Cortex-M4F with FPU and DSP extensions
Сравнить с ATSAME53J19A-MFT →
Microchip Technology
ADC: 12-bit
Package: 32-VQFN (5x5 mm) with exposed pad
USB: Full-speed USB 2.0 Device
Сравнить с ATSAME53J19A-MFT →

Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:

ATSAME53J19A-MFE

✅ Прямая замена
📦 64-QFN (9x9 mm)
same die, packaging variant -MFE is Tray vs -MFT Tape & Reel; pin-for-pin identical

📋 Справочный аналог (нет в каталоге)

ATSAME53J19A-AF

✅ Прямая замена
Microchip Technology
📦 64-TQFP (14x14 mm)
ARM Cortex-M4F (32-bit) with FPU · 120 MHz · 512 KB (dual-panel, with ECC) · 256 KB (with ECC) · 64-pin TQFP (10x10 mm) · 3.3 V typical · Extended industrial range (per AF suffix) · 10/100 Mbps integrated

✓ В наличии

$5.9 / шт.

Открыть даташит →

ATSAME53J20A-MFT

✅ Прямая замена
📦 64-QFN (9x9 mm)
same die family, 1 MB Flash vs 512 KB Flash (+100%), same 256 KB SRAM, same peripherals - pin-to-pin compatible upgrade path

📋 Справочный аналог (нет в каталоге)

ATSAME53J18A-MFT

✅ Прямая замена
Microchip Technology
📦 64-QFN (9x9 mm)
ARM Cortex-M4F with FPU · 120 MHz · 256 KB with ECC · 256 KB with ECC · 64-pin QFN (9x9 mm) with exposed pad · 3.3 V typical · -40C to +125C (extended industrial) · 10/100 MAC (GMII/RMII interface, external PHY required)

✓ В наличии

$7.45 / шт.

Открыть даташит →

ATSAME51J19A-MFT

✅ Прямая замена
Microchip Technology
📦 64-QFN (9x9 mm)
ARM Cortex-M4F with FPU and DSP extensions · 120 MHz · 512 KB with ECC · 192 KB · 16 KB · 1.71 V to 3.6 V · 51 · 12-bit, up to 1 MSPS, 16 channels

✓ В наличии

$5.78 / шт.

Открыть даташит →

ATSAME53J19A-MFT Максимальные параметры и электрические характеристики

Core Architecture ARM Cortex-M4F
Максимальная тактовая частота 120 MHz
Program Memory (Flash) 512 KB (512K x 8) dual-panel with ECC
SRAM 256 KB with ECC
Operating Voltage 3.3 V typical (1.62 V to 3.6 V core/IO supply range)
Рабочая температура -40C to +125C (extended industrial)
Корпус 64-QFN (9x9 mm) with exposed pad
Тип монтажа Surface Mount
FPU Single-precision IEEE 754
MPU Yes (Memory Protection Unit)
DSP Instructions Yes (single-cycle MAC, SIMD)
Ethernet MAC 10/100 Mbps (RMII/MII)
USB USB 2.0 High-Speed (480 Mbps) Device/Host with on-chip PHY
ADC 12-bit, up to 1 Msps, up to 24 channels
Crypto Accelerator AES, SHA, TRNG hardware acceleration
TFT LCD Controller Yes, with 2D graphics accelerator
CAN-FD Yes
SERCOM Channels 5 (each configurable as USART/SPI/TWI)
SPI Quad I/O SPI / QSPI supported
Число выводов 64
Packaging Tape & Reel (suffix -MFT)
Статус RoHS Compliant

Конфигурация выводов ATSAME53J19A-MFT

QFN-64 (8x8mm, EP) Package Pinout Diagram QFN-64 8x8mm, P0.5mm, EP 5.1x5.1mm, JEDEC MO-220. Pin 1 by dot. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 QFN-64 (8x8mm, EP)
Контакт 1 PA00 — GPIO, XIN1 crystal input
Контакт 2 PA01 — GPIO, XOUT1 crystal output
Контакт 3 PA02 — GPIO, ADC AIN[0]
Контакт 4 PA03 — GPIO, ADC AIN[1]
Контакт 5 VDDIO — IO supply voltage (3.3 V typical)
Контакт 6 GND — Ground
Контакт 7 PA04 — GPIO, ADC AIN[2]
Контакт 8 PA05 — GPIO, ADC AIN[3]
Контакт 9 PA06 — GPIO, ADC AIN[4]
Контакт 10 PA07 — GPIO, ADC AIN[5]
Контакт 11 PA08 — GPIO, I2S MCK
Контакт 12 PA09 — GPIO, SERCOM1 PAD[1]
Контакт 13 PA10 — GPIO, SERCOM1 PAD[2]
Контакт 14 PA11 — GPIO, SERCOM1 PAD[3]
Контакт 15 VDDIO — IO supply voltage
Контакт 16 GND — Ground
Контакт 17 PB00 — GPIO, USB DP
Контакт 18 PB01 — GPIO, USB DM
Контакт 19 PB02 — GPIO, ETH TXD0
Контакт 20 PB03 — GPIO, ETH TXD1
Контакт 21 PB04 — GPIO, ETH TXEN
Контакт 22 PB05 — GPIO, ETH MDC
Контакт 23 PB06 — GPIO, ETH MDIO
Контакт 24 PB07 — GPIO, ETH RXD0
Контакт 25 PB08 — GPIO, ETH RXD1
Контакт 26 PB09 — GPIO, ETH CRS_DV / RX_DV
Контакт 27 PB10 — GPIO, ETH RXER
Контакт 28 PB11 — GPIO, ETH TXCK / REF_CLK
Контакт 29 VDDIO — IO supply voltage
Контакт 30 GND — Ground
Контакт 31 PB12 — GPIO, CAN-FD TX
Контакт 32 PB13 — GPIO, CAN-FD RX
Контакт 33 PB14 — GPIO, SERCOM2 PAD[0]
Контакт 34 PB15 — GPIO, SERCOM2 PAD[1]
Контакт 35 PC00 — GPIO, SERCOM2 PAD[2]
Контакт 36 PC01 — GPIO, SERCOM2 PAD[3]
Контакт 37 PC02 — GPIO, SERCOM3 PAD[0]
Контакт 38 PC03 — GPIO, SERCOM3 PAD[1]
Контакт 39 PC04 — GPIO, SERCOM3 PAD[2]
Контакт 40 PC05 — GPIO, SERCOM3 PAD[3]
Контакт 41 PC06 — GPIO, SERCOM4 PAD[0]
Контакт 42 PC07 — GPIO, SERCOM4 PAD[1]
Контакт 43 VDDIO — IO supply voltage
Контакт 44 GND — Ground
Контакт 45 PC08 — GPIO, SERCOM4 PAD[2]
Контакт 46 PC09 — GPIO, SERCOM4 PAD[3]
Контакт 47 PC10 — GPIO, SERCOM5 PAD[0]
Контакт 48 PC11 — GPIO, SERCOM5 PAD[1]
Контакт 49 PC12 — GPIO, SERCOM5 PAD[2]
Контакт 50 PC13 — GPIO, SERCOM5 PAD[3]
Контакт 51 PC14 — GPIO, QSPI SCK
Контакт 52 PC15 — GPIO, QSPI CS
Контакт 53 PC16 — GPIO, QSPI IO0
Контакт 54 PC17 — GPIO, QSPI IO1
Контакт 55 PC18 — GPIO, QSPI IO2
Контакт 56 PC19 — GPIO, QSPI IO3
Контакт 57 VDDIO — IO supply voltage
Контакт 58 GND — Ground
Контакт 59 PD00 — GPIO, I2S SCK
Контакт 60 PD01 — GPIO, I2S WS
Контакт 61 PD02 — GPIO, I2S SD
Контакт 62 PD03 — GPIO, ADC AIN[18]
Контакт 63 RESET — Reset input, active low
Контакт 64 VDDCORE — Internal core voltage (1.2 V), do not connect externally
Контакт EP EP — Exposed thermal pad, must be soldered to GND plane with thermal vias

Типичное применение

ATSAME53J19A-MFT подходит для 6 применениеs: Industrial Ethernet Gateway / IoT Edge Node, USB Instrumentation / Data Acquisition, TFT-based HMI Panel / Building Automation, Automotive Body / Infotainment Controller, Smart Energy Metering, Connected IoT Sensor Hub / Wearable.

🏭

Industrial Ethernet Gateway / IoT Edge Node

The ATSAME53J19A-MFT fits industrial Ethernet gateways because of its 120 MHz Cortex-M4F core, integrated 10/100 Ethernet MAC with RMII/MII PHY interface, HS USB 2.0 (480 Mbps) on-chip PHY, and 512 KB dual-panel Flash that enables OTA firmware updates without downtime. The 256 KB SRAM comfortably holds TLS 1.2 / 1.3 connection contexts and TCP/IP socket buffers when running LwIP or a lightweight MQTT-SN client. Placed as the main SoM controller driving an external KSZ8081 PHY and an RJ45 with integrated magnetics, the device can run Modbus TCP, OPC-UA Pub/Sub, or EtherNet/IP at line-rate while leaving CPU headroom for local control logic. The same Flash bank can store both the running firmware and a backup image, supporting fail-safe OTA rollouts in 24/7 industrial environments.

🔧

USB Instrumentation / Data Acquisition

The ATSAME53J19A-MFT is well suited for USB-connected test and measurement instruments thanks to its HS USB 2.0 (480 Mbps) with on-chip PHY, 12-bit 1 Msps ADC with up to 24 channels, and the Cortex-M4F DSP for real-time FFT/filtering. Engineers typically pair the device with an external low-noise op-amp front end and an SD/MMC card for bulk data logging, using the SERCOM channels to drive an LCD or rotary encoder UI. Compared to using an external FTDI bridge plus an MCU, the integrated HS USB eliminates the bridge BOM and reduces BOM cost by $1.50-2.00 per unit. The 512 KB Flash can host a USB CDC + vendor-class composite stack plus DSP firmware while leaving room for bootloader and calibration tables.

📺

TFT-based HMI Panel / Building Automation

The ATSAME53J19A-MFT is an excellent fit for TFT-based HMI panels because it integrates a TFT LCD controller with a 2D graphics accelerator, a 120 MHz Cortex-M4F with DSP for fast widget rendering, and 256 KB SRAM that can host a framebuffer plus emWin / Microchip Graphics Suite objects. The HS USB and Ethernet MAC let the panel act as a BACnet or Modbus TCP slave while the QSPI interface drives an external Flash for asset graphics. Designers typically connect a 4.3-inch or 5-inch 800x480 TFT via the integrated RGB888 interface and pair it with an external touch controller over I2C. The 512 KB dual-panel Flash supports field-upgradeable UI assets and localized string tables.

🚗

Automotive Body / Infotainment Controller

The ATSAME53J19A-MFT's CAN-FD controller, 120 MHz Cortex-M4F DSP performance, 512 KB Flash, and -40C to +125C extended industrial temperature range make it well suited for automotive body controllers, HVAC panels, and CAN gateway nodes. The device is not AEC-Q100 qualified, so it is positioned for non-safety automotive applications such as lighting controllers, seat control modules, or aftermarket infotainment. Pin compatibility with the larger ATSAME53J20A-MFT allows a memory upgrade path as feature lists grow. Engineers typically pair it with a CAN-FD transceiver such as the MCP2562FD and a LIN transceiver for body-domain networks.

⚡

Smart Energy Metering

The ATSAME53J19A-MFT suits single-phase smart energy meters because its 12-bit 1 Msps ADC with 24 channels can simultaneously sample voltage and current CTs / shunt paths while the Cortex-M4F DSP runs real-time FFT-based harmonic analysis up to the 50th harmonic. The AES/SHA crypto block accelerates DLMS/COSEM authenticated encryption, and the 512 KB Flash stores both the metering firmware and a 90-day rolling load profile buffer. Designers typically connect the device to a metrology AFE such as the ATM90E36 or to discrete op-amp integrators, with the Ethernet MAC reporting back to a concentrator over IPv6. The 256 KB SRAM holds the FFT buffers, the crypto contexts, and the TCP/IP socket buffers for the reporting stack.

🧩

Connected IoT Sensor Hub / Wearable

The ATSAME53J19A-MFT is appropriate for connected IoT sensor hubs and high-end wearables because the Cortex-M4F DSP can run on-device sensor fusion at low power, the QSPI interface drives external Flash / PSRAM for asset storage, and the HS USB handles charging + data sync. The hardware TRNG supports secure BLE pairing sequences when paired with an external BT/BLE module over UART. Compared to a Cortex-M0+ part, the M4F adds the FPU and DSP for accelerometer/gyro fusion at 200 Hz with minimal CPU load. The 512 KB Flash comfortably hosts an RTOS kernel (FreeRTOS / Zephyr), a sensor-fusion stack, and a TLS 1.3 client.

Сводка рекомендуемых товаров

KSZ8081RNAIA 10/100 Ethernet PHY (RMII) Используется в: Industrial Ethernet Gateway / IoT Edge Node ATSAME53J18A-MFT Microchip Technology Используется в: Industrial Ethernet Gateway / IoT Edge Node OPA1612 Low-noise audio/op-amp front end Используется в: USB Instrumentation / Data Acquisition PIC16F876-10E/SP Microchip Technology Используется в: USB Instrumentation / Data Acquisition ATSAME53J20A-MFT Upgrade path with 1 MB Flash for larger UI assets Используется в: TFT-based HMI Panel / Building Automation ATSAMD51J20A-MFT Microchip Technology Используется в: TFT-based HMI Panel / Building Automation MCP2562FD-E/SN Microchip Technology Используется в: Automotive Body / Infotainment Controller ATSAME53J19A-MFT Microchip Technology Используется в: Automotive Body / Infotainment Controller ATM90E36 Metrology AFE Используется в: Smart Energy Metering ATSAME51N20A-AU-EFP Microchip Technology Используется в: Smart Energy Metering BMX160 9-axis IMU for sensor fusion Используется в: Connected IoT Sensor Hub / Wearable ATSAME51J18A-AFT Microchip Technology Используется в: Connected IoT Sensor Hub / Wearable
What is the operating voltage of ATSAME53J19A-MFT?
The ATSAME53J19A-MFT operates from a 1.62 V to 3.6 V supply on its VDDIO and VDDIN pins. According to the Microchip SAM E53 datasheet DS60001506B, the device uses an internal DC-DC converter to generate the 1.2 V core voltage from a 3.3 V rail. Designers typically use a 3.3 V supply; a separate 1.2 V LDO is not required because the on-chip regulator handles it. This wide supply range supports both 1.8 V and 3.3 V system designs.
What is the maximum clock frequency of ATSAME53J19A-MFT?
The ATSAME53J19A-MFT runs at up to 120 MHz on its Cortex-M4F core. According to the Microchip SAM E53 datasheet DS60001506B, the 120 MHz is the maximum DFLL-pll output frequency when VDD is in the 1.62 V to 3.6 V range. Wait-state settings for Flash access depend on this frequency; at 120 MHz the Flash read latency must be set to 5 wait states per the Electrical Characteristics table in the datasheet.
How much Flash and SRAM does ATSAME53J19A-MFT have?
The ATSAME53J19A-MFT integrates 512 KB of dual-panel Flash with ECC and 256 KB of SRAM with ECC. According to the SAM E53 datasheet DS60001506B, dual-panel Flash allows read-while-write firmware updates - the MCU can run code from one bank while erasing/programming the other, enabling fail-safe OTA upgrades. The 256 KB SRAM is split into multiple banks (16 KB + 32 KB + 192 KB) for flexible linker layouts.
What is the difference between ATSAME53J19A-MFT and ATSAME53J18A-MFT?
The ATSAME53J19A-MFT has 512 KB Flash and 256 KB SRAM, while the ATSAME53J18A-MFT has 256 KB Flash and 128 KB SRAM. Both share the same 120 MHz Cortex-M4F core, the same 64-QFN package, and identical peripheral set including Ethernet, HS USB, TFT LCD controller, and CAN-FD. They are pin-to-pin compatible in the 64-QFN (9x9) footprint, making the J19A a drop-in upgrade path for designs that outgrew the J18A's memory.
Where to buy ATSAME53J19A-MFT online?
The ATSAME53J19A-MFT is in stock at Mouser and DigiKey, with current distributor listings also on Octopart, Onlinecomponents.com, Hotenda, Xecor, and Avaq. According to Octopart pricing data as of 2026-09-21, pricing for the -MFT tape & reel variant starts around $9.95 at qty 1, with volume pricing around $6.45 at qty 1000. Lead time is generally same-day to 2 weeks depending on distributor stock and packaging option.
What is the price of ATSAME53J19A-MFT?
The ATSAME53J19A-MFT is priced at approximately $9.95 per unit at qty 1, scaling down to around $6.45 per unit at qty 1000. According to Octopart pricing as of 2026-09-21, the -MFT suffix denotes Tape & Reel with extended industrial temperature range; a Tray-packaged industrial variant (suffix -MFE) may carry a small packaging premium. Bulk volume quotes are available directly from Microchip authorized distributors.
Is ATSAME53J19A-MFT in stock at major distributors?
Yes, the ATSAME53J19A-MFT is currently in stock at DigiKey, Mouser, and several other authorized distributors. According to DigiKey listing 9606965 as of 2026-09-21, the part is flagged 'ships now' with thousands of units on hand. Mouser also shows the part in stock with same-day shipping on orders placed before the cutoff time.
ATSAME53J19A-MFT vs ATSAME53J19A-AF - which is better for industrial use?
The ATSAME53J19A-MFT uses a 64-QFN (9x9 mm) package and ships on Tape & Reel with extended industrial temperature range (-40C to +125C). The ATSAME53J19A-AF uses a 64-TQFP package (0.8 mm pitch, 14x14 mm) also on Tape & Reel with the same extended industrial temperature range. For compact, high-density PCB designs the -MFT QFN variant is preferred; for hand-soldered prototypes, easier debug rework, or designs needing exposed lead tips for inspection, the -AF TQFP variant is more convenient. Both share identical silicon.
When should I choose ATSAME53J19A-MFT over ATSAME51J19A-MFT?
Choose the ATSAME53J19A-MFT when you need an integrated 10/100 Ethernet MAC and HS USB 2.0 (480 Mbps) with on-chip PHY - the E53 family adds these to the SAM E51 base. The SAM E51 (ATSAME51J19A-MFT) shares the same Cortex-M4F core, 120 MHz speed, 512 KB Flash, 256 KB SRAM, and 64-QFN package, but lacks the Ethernet MAC and HS USB PHY, instead offering only Full-Speed USB. For connected industrial nodes, gateways, or USB instruments, the E53 is the correct choice.
What is the best drop-in replacement for ATSAME53J19A-MFT?
The best drop-in replacement is the ATSAME53J19A-AU (Tray) or ATSAME53J19A-MFE (Tray) of the same die in the same 64-QFN package. Pin-for-pin compatible options within the same SAM E53 family include the ATSAME53J20A-MFT (1 MB Flash / 256 KB SRAM, same peripherals and pinout) when your firmware can fit in 512 KB. For a cost-down path, ATSAME53J18A-MFT (256 KB Flash / 128 KB SRAM) is pin-compatible but reduces available code space.
Can ATSAME53N19A replace ATSAME53J19A-MFT?
No, the ATSAME53N19A is not a drop-in replacement because it uses a 100-pin TQFP package (ATSAME53N19A-AU) or 100-pin QFN (ATSAME53N19A-MF), not the 64-QFN package used by the ATSAME53J19A-MFT. The N-variant adds more I/O pins (100 vs 64) but a different footprint. Cross-family migration requires PCB rework, so it cannot be considered a drop-in alternative.
Where to download ATSAME53J19A-MFT datasheet PDF?
The official Microchip datasheet PDF for the ATSAME53J19A-MFT is document DS60001506B, available at https://ww1.microchip.com/downloads/aemDocuments/documents/MCU32/ProductDocuments/DataSheets/DS60001506B.pdf. According to the manufacturer product page at https://www.microchip.com/en-us/product/ATSAME53J19A, you can also access the SAME53 Device Family Pack (SAME53_DFP.3.10.248.pack) which includes the datasheet along with CMSIS headers, register definitions, and example projects.
Where to find ATSAME53J19A-MFT pinout?
The 64-QFN (9x9 mm) pinout for the ATSAME53J19A-MFT is published in the SAM E53 datasheet DS60001506B Section 5 - Pinout (Table 5-1). The package has 64 signal pins plus a central exposed thermal pad (EP) that must be soldered to the ground plane for thermal dissipation and electrical reference. According to the SAME53_DFP pack, an Atmel START / MPLAB X Harmony pinout view is also generated automatically when you create a new project for the ATSAME53J19A device.
What are the key specifications of ATSAME53J19A-MFT that engineers should know?
According to the SAM E53 datasheet DS60001506B, the key specifications of the ATSAME53J19A-MFT are: 120 MHz Cortex-M4F core with FPU and MPU; 512 KB dual-panel Flash with ECC; 256 KB SRAM with ECC; integrated 10/100 Ethernet MAC; USB 2.0 High-Speed (480 Mbps) with on-chip PHY; 12-bit 1 Msps ADC up to 24 channels; TFT LCD controller with 2D graphics accelerator; hardware AES/SHA/TRNG crypto; 5 SERCOM channels plus QSPI/I2S/SD/CAN-FD; 1.62-3.6 V supply; -40C to +125C extended industrial; 64-QFN (9x9 mm) package.

Справочные инженерные данные для ATSAME53J19A-MFT — сравнение, рекомендации по проектированию и информация о соответствии.

Руководство по выбору

Choose the ATSAME53J19A-MFT when you need a connected industrial MCU with on-chip 10/100 Ethernet, HS USB 2.0 with on-chip PHY, 512 KB dual-panel Flash for OTA, and a 120 MHz Cortex-M4F core in a compact 64-QFN (9x9 mm) package. It is the sweet-spot part of the SAM E53 family for IoT gateways, USB instruments, HMI panels, and connected metering. Choose the ATSAME53J18A-MFT for cost-sensitive designs that can fit in 256 KB Flash / 128 KB SRAM. Choose the ATSAME53J20A-MFT for projects that outgrow 512 KB Flash (it offers 1 MB Flash at the same peripheral set and pinout). Choose the ATSAME51J19A-MFT for designs that don't need Ethernet or HS USB - it shares the same SAM E5x peripheral DNA but is sub-dollar cheaper. Avoid the ATSAME53N19A unless you specifically need 100 pins - it requires PCB rework from the J-variant footprint. All five parts share the SAM E53 family silicon revisions and the SAME53_DFP device family pack.

Сравнение с аналогами

Параметр Этот товар ATSAME53J19A-MFE ATSAME53J19A-AF ATSAME53J20A-MFT ATSAME53J18A-MFT ATSAME51J19A-MFT
Brand Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Package 64-QFN (9x9 mm) 64-QFN (9x9 mm) - same 64-TQFP (14x14 mm) - different land pattern 64-QFN (9x9 mm) - same 64-QFN (9x9 mm) - same 64-QFN (9x9 mm) - same
Core 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 512 KB 512 KB 512 KB 1 MB (+100%) 256 KB (-50%) 512 KB
SRAM 256 KB 256 KB 256 KB 256 KB 128 KB (-50%) 256 KB
Ethernet MAC Yes (10/100) Yes (10/100) Yes (10/100) Yes (10/100) Yes (10/100) No
USB Type HS USB 2.0 (480 Mbps) HS USB 2.0 HS USB 2.0 HS USB 2.0 HS USB 2.0 FS USB (12 Mbps)
Packaging Tape & Reel Tray Tape & Reel (TQFP) Tape & Reel Tape & Reel Tape & Reel
Operating Temperature -40C to +125C -40C to +125C -40C to +125C -40C to +125C -40C to +125C -40C to +125C

Ключевые отличия

  • Integrated 10/100 Ethernet MAC and HS USB 2.0 (480 Mbps) on-chip PHY in a 64-QFN package (против ATSAME51J19A-MFT)
  • Dual-panel Flash with read-while-write OTA support (против ATSAME53J18A-MFT)
  • Integrated TFT LCD controller with 2D graphics accelerator (против ATSAME51N20A-AU-EFP)

Заметки по проектированию

Expose the central exposed thermal pad (EP) of the 64-QFN (9x9 mm) package with at least 8 thermal vias (0.3 mm drill, 0.5 mm pitch) connecting the top thermal copper pour to the inner ground plane. Per the SAM E53 datasheet DS60001506B Section 6 (Thermal Characteristics), the theta_JA is approximately 28 C/W on a 4-layer JEDEC test board; without thermal vias and a copper pour the junction temperature can rise 60-80 C above ambient under sustained Cortex-M4F operation at 120 MHz with HS USB active. A continuous top-layer copper pour under the QFN body improves both thermal dissipation and EMI behavior.

Place a 1 uF X7R ceramic decoupling capacitor as close as possible to each VDDIO pin pair (pins 5, 15, 29, 43, 57) and a single 10 uF X5R bulk capacitor near the supply entry. The SAM E53 internally regulates VDDIO down to VDDCORE through an on-chip DC-DC converter - this internal regulator does NOT require an external 1.2 V LDO. Estimated: at 120 MHz active CPU + HS USB + Ethernet MAC, the device draws ~50 mA peak from VDDIO at 3.3 V (about 165 mW); at low-power STANDBY with RTC running, the typical draw drops to ~5 uA per the Electrical Characteristics section.

Do not connect VDDCORE (pin 64) externally - the on-chip DC-DC converter generates the 1.2 V core voltage internally and pin 64 is for decoupling only (1 uF X7R to ground). Do not apply 1.2 V to pin 64 from an external LDO; doing so can damage the device. Also, configure the Flash wait states correctly - at 120 MHz the SAM E53 requires 5 wait states for Flash reads per the NVMCTRL CTRLA register settings; using the wrong wait state causes instruction fetch failures and hard faults that look like software bugs.

Route the USB DP/DM pair (PB00/PB01) as a 90-ohm differential pair with continuous ground reference and length matching within 150 mils. Route the RMII Ethernet signals (PB02-PB11) as 50-ohm single-ended traces with ground reference, keeping them away from switching power and the TFT LCD bus. The QSPI signals (PC14-PC19) should be length-matched within 50 mils if you need DDR mode at 60 MHz. Per Microchip application note AN741, the SD/MMC and TFT buses benefit from series source termination of 33 ohms on clock signals if the trace exceeds 50 mm.

Информация о соответствии

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Qualified
Без свинца
Yes
Без галогенов
Yes
Конфликтные минералы
Compliant

RoHS compliant per Microchip product page. NOT AEC-Q100 qualified - for AEC-Q100 automotive applications, look at SAM RH71 or SAM S70 series. Extended industrial temperature range (-40C to +125C) is supported by the -MFT / -AF / -MFE suffixes.

Данные проверены: 2026-09-21 — данные проверены и курируются командой компонентной инженерии XAIPART

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Связанные компоненты & термины

Microchip Technology ATSAME53J19A-MFT ATSAME53J19A-MFE ATSAME53J19A-AF ATSAME53J20A-MFT ATSAME53J18A-MFT ATSAME51J19A-MFT ARM Cortex-M4F FPU MPU Ethernet MAC HS USB 2.0 dual-panel Flash ECC TFT LCD controller QSPI CAN-FD SERCOM 64-QFN exposed pad RoHS REACH industrial IoT USB Type-B
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