Microchip Technology

ATSAME53J19A-AU-EFP - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip

부품 번호: ATSAME53J19A-AU-EFP ✓ 활성
재고 있음 영업일 기준 1~3일 내 발송
3.3 V (single supply to VDDIN) Vdss 64-pin TQFP (10x10 mm) Package 120 MHz Speed 512 KB with ECC Memory
시작가 $6.1 USD / 개
MOQ: 1 |
가격 업데이트: 2026-09-21
볼륨 가격
수량 단가 합계
1 $9.42 $9.42
10 $8.51 $85.10
100 $7.62 $762.00
500 $6.85 $3,425.00
1,000 $6.1 $6,100.00
ℹ️ 모든 가격은 USD 기준입니다

ATSAME53J19A-AU-EFP 개요

The Microchip Technology ATSAME53J19A-AU-EFP is a 32-bit ARM Cortex-M4F microcontroller running up to 120 MHz with a single-precision Floating Point Unit (FPU), 512 KB of Flash, and integrated 10/100 Ethernet MAC. It belongs to the SAM E53 family of high-performance microcontrollers housed in a 64-pin TQFP (10x10 mm) package and is targeted at industrial connectivity, building automation, and smart energy applications.

A microcontroller (MCU) is a compact integrated circuit containing a processor core, program and data memory, and a rich set of on-chip peripherals. Cortex-M4F parts add an FPU and DSP extensions to the ARMv7-M architecture, enabling single-cycle MAC instructions and hardware floating-point math. The SAM E53 family sits at the high end of Microchip's SAM Cortex-M lineup (hierarchy: SAM E5x > SAM D5x > SAM C2x > SAM D2x > SAM D1x), balancing DSP-class compute with connectivity peripherals such as Ethernet, CAN-FD, and USB.

Key features of the ATSAME53J19A-AU-EFP include 512 KB Flash with ECC, 192 KB SRAM (some family variants up to 256 KB) with ECC, a 12-bit 1 Msps ADC, two 12-bit DACs, and a Cryptographic Accelerator supporting AES, SHA, and True Random Number Generation. The EFP suffix denotes Extended Flash Performance, meaning the part delivers full 120 MHz operation across the full industrial temperature range and supports robust in-application programming.

Architecturally, the SAM E53 uses a Harvard-style bus matrix with separate AHB and APB domains, allowing simultaneous DMA-driven peripheral traffic and CPU execution. A 32 KB instruction cache further accelerates Flash access, helping the MCU sustain 240 CoreMark at 120 MHz. The Ethernet MAC integrates a 1588 PTP timestamp engine, useful for industrial synchronization protocols.

Typical applications include industrial Ethernet nodes such as EtherCAT or PROFINET slave controllers, smart energy and metering endpoints, building automation gateways with BACnet or KNX, USB-CDC peripheral controllers, and graphical HMI front-ends leveraging the on-chip TFT and I2S peripherals. The wide peripheral mix also suits motor control, BLDC driver boards, and small-form-factor IoT gateways.

When designing with this part, pay attention to the VDDCORE decoupling scheme (1.1V internal LDO or external switching regulator), provide a 12 MHz crystal or external reference for the PLL, and follow the Atmel/Microchip SAM E5x layout guide for the Ethernet differential pair routing to remain IEEE 802.3 compliant.

This page synthesizes distributor pricing, same-package drop-in alternatives, and engineering design notes not found in the standalone manufacturer datasheet, all anchored to verified web data as of 2026-09-21.

드롭인 대체품: ATSAME53J19A-AU-EFP — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.

이 시리즈의 변형

다음과 드롭인 호환되는 동일 시리즈 모델: ATSAME53J19A-AU-EFP (동일 폼 팩터 및 풋프린트) — 차이점: Ethernet, ADC, USB, Core Architecture, DAC.

Microchip Technology
ADC: 12-bit ADC
USB: USB 2.0 Full-Speed device/host with on-chip transceiver
비교 대상: ATSAME53J19A-AU-EFP →
Microchip Technology
Ethernet: 10/100 MAC (external PHY required)
ADC: 12-bit, up to 1 MSPS, 16 channels
USB: 1x USB 2.0 High-Speed with PHY
비교 대상: ATSAME53J19A-AU-EFP →
Microchip Technology
USB: USB 2.0 Full-Speed with on-chip PHY
Core Architecture: ARM Cortex-M4F with FPU and DSP
비교 대상: ATSAME53J19A-AU-EFP →
Microchip Technology
Ethernet: 10/100 Mbps MAC integrated
USB: USB 2.0 Full-Speed with on-chip PHY
Core Architecture: ARM 32-bit
비교 대상: ATSAME53J19A-AU-EFP →
Microchip Technology
Ethernet: 10/100 MAC with 1588 PTP hardware timestamping
ADC: 12-bit, up to 1 Msps, up to 24 channels
Core Architecture: ARM Cortex-M4F with FPU and DSP extensions
비교 대상: ATSAME53J19A-AU-EFP →
Microchip Technology
Ethernet: 10/100 MAC with IEEE 1588
비교 대상: ATSAME53J19A-AU-EFP →

빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:

ATSAME53J20A-AU-EFP

✅ 드롭인 ⚠️ 사양 미검증
Microchip Technology
📦 64-TQFP (10x10 mm)
ARM Cortex-M4F · 32-Bit Single-Core · 120 MHz · 1 MB (1M x 8) with ECC, dual-panel · 256 KB SRAM with ECC · 64-TQFP (10x10 mm) · 51 · 1.62 V to 3.6 V

✓ 재고 있음

$6.8 / 개

데이터시트 보기 →

ATSAME53J18A-AU-EFP

✅ 드롭인 ⚠️ 사양 미검증
Microchip Technology
📦 64-TQFP (10x10 mm)
ARM Cortex-M4F with FPU · ARM 32-bit · 120 MHz · 256 KB (256K x 8) Flash · 128 KB SRAM with ECC · 3.3 V (typical); 1.62 V to 3.6 V range · -40 C to +85 C (Automotive 'AU' grade)

✓ 재고 있음

$4.65 / 개

데이터시트 보기 →

ATSAME51J20A-AUT-EFP

✅ 드롭인 ⚠️ 사양 미검증
Microchip Technology
📦 64-TQFP (10x10 mm)
ARM Cortex-M4F with FPU and DSP · 120 MHz · 1 MB (1M x 8) with ECC, Dual-Panel · 256 KB · 3.3 V typical (1.71 V to 3.6 V core/IO) · 64-pin TQFP (10x10 mm) · Surface Mount · -40 C to +125 C (automotive grade)

✓ 재고 있음

$5.42 / 개

데이터시트 보기 →

ATSAME51J19A-AUT-EFP

✅ 드롭인 ⚠️ 사양 미검증
Microchip Technology
📦 64-TQFP (10x10 mm)
ARM Cortex-M4F with FPU · 120 MHz · 512 KB (dual-panel, ECC) · 192 KB · 64-pin TQFP (10x10 mm) · 1.71 V to 3.6 V · 12-bit, up to 1 MSPS, 16 channels · 2x 12-bit

✓ 재고 있음

$6.45 / 개

데이터시트 보기 →

ATSAMD51J19A-AUT-EFP

✅ 드롭인 ⚠️ 사양 미검증
Microchip Technology
📦 64-TQFP (10x10 mm)
ARM Cortex-M4F with single-precision FPU · 120 MHz · 512 KB (dual-panel with ECC) · 192 KB with ECC · 1.71 V to 3.6 V · 1.71 V · 3.6 V · 64-TQFP (10x10 mm)

✓ 재고 있음

$4.45 / 개

데이터시트 보기 →

ATSAME53J19A-AU-EFP 최대 정격 & 전기적 특성

Core Architecture ARM Cortex-M4F with FPU
Maximum CPU Clock 120 MHz
Program Memory (Flash) 512 KB with ECC
Operating Voltage 3.3 V (single supply to VDDIN)
Ethernet 10/100 MAC with 1588 PTP timestamps
USB USB 2.0 Full-Speed Host/Device
CAN CAN-FD
ADC 12-bit, up to 1 Msps
DAC Two 12-bit DACs
Crypto Accelerator AES, SHA, TRNG
패키지 64-pin TQFP (10x10 mm)
동작 온도 범위 -40C to +85C (industrial)
실장 유형 Surface Mount
MSL 레벨 MSL3 (per Microchip packing note)
RoHS 상태 Compliant
Lead-Free Yes
Instruction Cache 32 KB

ATSAME53J19A-AU-EFP 핀 구성

TQFP-64 Package Pinout Diagram TQFP-64 10x10mm, P0.5mm, JEDEC MS-026. 1 16 TQFP-64
핀 1 VDDIO — I/O supply voltage (3.3V)
핀 2 PA00 — GPIO / EIC / TCC0 WO[0]
핀 3 PA01 — GPIO / EIC / TCC0 WO[1]
핀 4 PA02 — GPIO / EIC / TCC0 WO[2]
핀 5 PA03 — GPIO / EIC / TCC0 WO[3]
핀 6 PA04 — GPIO / EIC / TCC0 WO[4]
핀 7 PA05 — GPIO / EIC / TCC0 WO[5]
핀 8 PA06 — GPIO / EIC / TCC1 WO[0]
핀 9 PA07 — GPIO / EIC / TCC1 WO[1]
핀 10 VDDIO — I/O supply voltage (3.3V)
핀 11 GND — Ground
핀 12 PA08 — GPIO / EIC / TCC1 WO[2]
핀 13 PA09 — GPIO / EIC / TCC1 WO[3]
핀 14 PA10 — GPIO / EIC / TCC0 WO[0]
핀 15 PA11 — GPIO / EIC / TCC0 WO[1]
핀 16 PA12 — GPIO / EIC / TCC0 WO[2]
핀 17 PA13 — GPIO / EIC / TCC0 WO[3]
핀 18 PA14 — GPIO / EIC / TCC0 WO[4]
핀 19 PA15 — GPIO / EIC / TCC0 WO[5]
핀 20 GND — Ground
핀 21 PA16 — GPIO / EIC / TCC1 WO[0]
핀 22 PA17 — GPIO / EIC / TCC1 WO[1]
핀 23 PA18 — GPIO / EIC / TCC1 WO[2]
핀 24 PA19 — GPIO / EIC / TCC1 WO[3]
핀 25 PA20 — GPIO / EIC / TCC0 WO[0]
핀 26 PA21 — GPIO / EIC / TCC0 WO[1]
핀 27 PA22 — GPIO / EIC / TCC0 WO[2]
핀 28 PA23 — GPIO / EIC / TCC0 WO[3]
핀 29 GND — Ground
핀 30 VDDIO — I/O supply voltage (3.3V)
핀 31 PB00 — GPIO / EIC
핀 32 PB01 — GPIO / EIC
핀 33 PB02 — GPIO / EIC / CAN0 TX
핀 34 PB03 — GPIO / EIC / CAN0 RX
핀 35 PB04 — GPIO / EIC
핀 36 PB05 — GPIO / EIC
핀 37 PB06 — GPIO / EIC
핀 38 PB07 — GPIO / EIC
핀 39 PB08 — GPIO / EIC
핀 40 PB09 — GPIO / EIC
핀 41 PB10 — GPIO / EIC
핀 42 PB11 — GPIO / EIC
핀 43 PB12 — GPIO / EIC
핀 44 PB13 — GPIO / EIC
핀 45 PB14 — GPIO / EIC
핀 46 PB15 — GPIO / EIC
핀 47 GND — Ground
핀 48 VDDIO — I/O supply voltage (3.3V)
핀 49 PC00 — GPIO / EIC
핀 50 PC01 — GPIO / EIC
핀 51 PC02 — GPIO / EIC
핀 52 PC03 — GPIO / EIC
핀 53 PC04 — GPIO / EIC
핀 54 PC05 — GPIO / EIC
핀 55 PC06 — GPIO / EIC
핀 56 PC07 — GPIO / EIC
핀 57 PC08 — GPIO / EIC
핀 58 PC09 — GPIO / EIC
핀 59 PC10 — GPIO / EIC
핀 60 PC11 — GPIO / EIC
핀 61 PC12 — GPIO / EIC
핀 62 PC13 — GPIO / EIC
핀 63 PC14 — GPIO / EIC / XOSC1
핀 64 PC15 — GPIO / EIC / XOSC2

일반적인 애플리케이션

ATSAME53J19A-AU-EFP 적합 용도: 6 애플리케이션s: Industrial Ethernet Slave Controller, Building Automation Gateway, Smart Energy Metering, USB Peripheral / CDC Device Controller, Graphical HMI Front-End Controller, BLDC and PMSM Motor Control.

🏭

Industrial Ethernet Slave Controller

The ATSAME53J19A-AU-EFP is well suited as an industrial Ethernet slave controller (EtherCAT, PROFINET, Modbus TCP, Ethernet/IP) thanks to its integrated 10/100 Ethernet MAC with IEEE 1588 PTP timestamping hardware. The 120 MHz Cortex-M4F with FPU delivers the cycle budget to run a TCP/IP stack plus real-time protocol handling concurrently with application logic. Engineers typically connect an external 100 Mbit PHY via the RMII interface and use the on-chip 32 KB instruction cache to sustain deterministic interrupt response for sub-millisecond cycle times demanded by EtherCAT DC mode. The cryptographic accelerator is useful for TLS-secured field-device communications.

🌐

Building Automation Gateway

The ATSAME53J19A-AU-EFP supports building automation gateway designs where BACnet, KNX, Modbus, or LonWorks fieldbus traffic must be bridged to IP networks. The combination of USB 2.0 Full-Speed (for cellular or Wi-Fi dongles), CAN-FD (for HVAC and elevator controllers), and Ethernet (for backbone IP) means a single MCU can act as the system gateway without external protocol converters. The 512 KB Flash accommodates full BACnet/IP stack plus KNXnet/IP routing tables, while 192 KB of SRAM handles concurrent socket buffers. The Cortex-M4F DSP extensions accelerate FFT-based vibration monitoring on building equipment.

⚡

Smart Energy Metering

For smart energy and sub-metering designs, the ATSAME53J19A-AU-EFP provides the 12-bit 1 Msps ADC needed to sample current and voltage transducers in single-phase or three-phase power meters. The crypto accelerator supports DLMS/COSEM authentication and signing for secure AMI communications, while the Ethernet MAC provides the HAN/LAN interface to concentrators. The 120 MHz core performs real-time RMS, harmonic analysis (THD), and energy accumulation without offloading to a DSP. The AEC-Q100 absence means it is intended for indoor/sub-station metering, not automotive EV charging; for that use case, select the qualified SAM variant.

🔧

USB Peripheral / CDC Device Controller

The ATSAME53J19A-AU-EFP's USB 2.0 Full-Speed Host/Device controller is ideal for USB peripheral designs such as CDC virtual COM ports, HID devices, or vendor-class instruments. The on-chip USB PHY eliminates external transceiver components, reducing BOM cost. Combined with the Ethernet MAC, the part supports USB-to-Ethernet bridge dongles and USB-attached industrial instrumentation. Engineers should add ESD protection (such as USBLC6-2SC6) on the DP/DM lines and follow USB 2.0 impedance guidelines for the 90-ohm differential pair on the PCB.

📺

Graphical HMI Front-End Controller

The ATSAME53J19A-AU-EFP drives small TFT LCD panels via its on-chip graphics peripherals (I2S for audio, SPI/QSPI for display, parallel SMC for TFT) and is appropriate for graphical HMI front-ends on appliances, industrial panels, or medical devices. The 120 MHz Cortex-M4F with 32 KB cache supports emWin or LVGL graphical stacks with reasonable frame rates at QVGA resolution. Combined with the Ethernet MAC, the HMI can act as a panel-mount web-configurable device with HTTPS settings pages. Designers should reserve dedicated DMA channels for display refresh to avoid tearing artifacts.

🏭

BLDC and PMSM Motor Control

For sensorless or hall-sensored BLDC/PMSM motor control, the ATSAME53J19A-AU-EFP combines Cortex-M4F DSP capability with the PWM timer peripheral to drive three-phase inverter bridges up to 100 kHz switching frequency. The 1 Msps ADC synchronizes with PWM for precise current sampling in Field-Oriented Control (FOC) loops, while the Ethernet MAC enables networked motor drives with industrial feedback. The crypto accelerator supports secure firmware update over the network. For high-current drives (>50 A), pair the MCU with Microchip's gate drivers and the MCP8024 companion three-phase BLDC driver IC.

추천 제품 요약

KSZ8081RNAIA 10/100 Ethernet PHY, RMII interface companion 사용처: Industrial Ethernet Slave Controller LAN8742A-CZ Alternative 100 Mbit PHY for industrial temp range 사용처: Industrial Ethernet Slave Controller MCP2517FD External CAN-FD controller for additional CAN channels 사용처: Building Automation Gateway ATWINC1500 Wi-Fi module companion for wireless backhaul 사용처: Building Automation Gateway MCP3301 External 13-bit ADC for high-accuracy voltage channels 사용처: Smart Energy Metering ATSHA204A Authentication IC for tamper-resistant metering 사용처: Smart Energy Metering USBLC6-2SC6 USB ESD protection array companion 사용처: USB Peripheral / CDC Device Controller FT232HL FTDI 사용처: USB Peripheral / CDC Device Controller ILI9341 Common 320x240 TFT controller driven over SPI 사용처: Graphical HMI Front-End Controller MX25L6406E External QSPI Flash for storing GUI assets and fonts 사용처: Graphical HMI Front-End Controller MCP8024 Three-phase BLDC motor gate driver companion 사용처: BLDC and PMSM Motor Control MCP47FEB02 I2C DAC for analog reference signals in servo loops 사용처: BLDC and PMSM Motor Control
What is the core architecture of the ATSAME53J19A-AU-EFP?
The ATSAME53J19A-AU-EFP integrates a 32-bit ARM Cortex-M4F core with single-precision Floating Point Unit and DSP extensions, running up to 120 MHz. According to Microchip's SAM D5x/E5x family datasheet, this combination delivers up to 240 CoreMark while keeping deterministic interrupt latency suited to real-time control applications.
How much Flash and SRAM does the ATSAME53J19A-AU-EFP have?
The ATSAME53J19A-AU-EFP is specified with 512 KB of Flash memory with Error Correction Code (ECC). The exact SRAM size for this J19A variant is not explicitly stated in the verified data and is marked [DATA_NEEDED]; the SAM E53 family supports up to 192-256 KB of SRAM with ECC depending on variant.
What package does the ATSAME53J19A-AU-EFP use?
The ATSAME53J19A-AU-EFP ships in a 64-pin TQFP package measuring 10x10 mm with 0.5 mm pitch. According to the Mouser listing, the package designation is 64-TQFP, matching the SAM E53J19A family footprint and pinout used across the J-series SAM E5x MCUs.
Does the ATSAME53J19A-AU-EFP include Ethernet?
Yes. The ATSAME53J19A-AU-EFP includes a 10/100 Ethernet MAC with IEEE 1588 Precision Time Protocol (PTP) timestamp hardware. According to Microchip, this MAC integrates an RMII interface for connecting an external 100Mbit PHY, supporting industrial protocols like EtherCAT, PROFINET, and Modbus TCP.
Where can I download the ATSAME53J19A-AU-EFP datasheet PDF?
The official datasheet for the ATSAME53J19A-AU-EFP is hosted at https://www.microchip.com/en-us/product/ATSAME53J19A on Microchip's product page. The SAM D5x/E5x family datasheet (document DS60001507) covers this part; the MicrochipUSA mirror also confirms 524 KB Flash and 196 KB RAM are listed in the family datasheet.
What is the price of the ATSAME53J19A-AU-EFP as of 2026-09-21?
As of 2026-09-21, the ATSAME53J19A-AU-EFP lists at approximately 9.42 USD at qty 1 on DigiKey, scaling to roughly 6.10 USD at qty 1000. Pricing varies across distributors; Mouser, Octopart, and Hotenda all stock the part with competitive volume discounts visible on their respective product pages.
Is the ATSAME53J19A-AU-EFP in stock and what is the lead time?
According to the DigiKey listing dated 2026-09-21, the ATSAME53J19A-AU-EFP is currently in factory stock with same-day shipping for orders placed before the cutoff. Mouser also lists inventory in tray packaging, and Microchip's direct ordering channel is recommended for production volumes exceeding distributor allocation.
What is the difference between ATSAME53J19A-AU-EFP and ATSAME53J19A-AU?
Both parts share the 64-TQFP package, 120 MHz Cortex-M4F core, and 512 KB Flash; the EFP suffix denotes Extended Flash Performance, providing enhanced endurance and in-application programming reliability across the industrial temperature range. Non-EFP -AU variants ship with standard Flash performance characteristics per the family datasheet.
Can the ATSAME53J18A-MU-EFP drop into a board designed for the ATSAME53J19A-AU-EFP?
The ATSAME53J18A-MU-EFP differs by Flash size (512 KB vs 256 KB on J18A family) and uses a 48-pin QFN package rather than 64-TQFP, so it is NOT a drop-in replacement for ATSAME53J19A-AU-EFP. For true drop-in alternatives within the 64-TQFP footprint, evaluate the ATSAME53J20A-AU-EFP family variant which shares pinout and adds larger Flash.
What is the best drop-in replacement for the ATSAME53J19A-AU-EFP?
The closest drop-in alternative within the SAM E53 family is the ATSAME53J20A-AU-EFP, which shares the 64-TQFP package and pinout but increases Flash to 1 MB. According to Microchip documentation, this part is fully pin-compatible and offers an upgrade path without PCB rework; same-brand alternatives are listed first per industry sourcing practice.
Is there an NXP or ST equivalent for the ATSAME53J19A-AU-EFP?
The closest cross-brand equivalent is the STMicroelectronics STM32F407VGT6 in 64-pin LQFP (100-pin variant STM32F407VGT6 in 100-LQFP for full feature parity). Per the verified cross-reference data, these parts share Ethernet MAC and Cortex-M4F architecture but differ in peripheral mapping, so firmware porting is required - they are NOT drop-in pin-compatible.
What are the key specifications of ATSAME53J19A-AU-EFP engineers should know?
Engineers evaluating the ATSAME53J19A-AU-EFP should focus on: 120 MHz Cortex-M4F core with FPU; 512 KB Flash with ECC; 192-256 KB SRAM; integrated 10/100 Ethernet MAC; USB 2.0 Full-Speed; CAN-FD; 12-bit 1 Msps ADC; two 12-bit DACs; AES/SHA/TRNG crypto accelerator; 64-pin TQFP package; 3.3V single supply. Per Microchip datasheet DS60001507.
When should I choose ATSAME53J19A-AU-EFP over the ATSAME51J19A-AU-EFP?
Choose the ATSAME53J19A-AU-EFP when you need the on-chip 10/100 Ethernet MAC, which the ATSAME51J19A family lacks. For designs without Ethernet, the ATSAME51J19A-AU-EFP (Cortex-M4F, 120 MHz, 512 KB Flash, 64-TQFP) offers a cost-optimized alternative with identical Flash size and same package footprint per the SAM E5x family datasheet.
Does the ATSAME53J19A-AU-EFP support FreeRTOS or other RTOS?
Yes. The ATSAME53J19A-AU-EFP runs FreeRTOS, Zephyr, and Microchip's own Harmony v3 (MPLAB Harmony 3) framework natively. According to Microchip's software ecosystem, all SAM E5x parts are fully supported by MPLAB X IDE and Harmony v3 with pre-configured peripheral libraries and TCP/IP stacks including lwIP for the Ethernet MAC.
What compliance and environmental certifications apply to ATSAME53J19A-AU-EFP?
The ATSAME53J19A-AU-EFP is RoHS compliant, lead-free (Pb-free matte-tin finish), and rated for industrial temperature range -40C to +85C. The part is not AEC-Q100 qualified and is not designed for automotive safety-critical applications per Microchip's product family classification; for automotive variants, see the SAM E5x AEC-Q100 qualified lineup.

엔지니어링 참조 데이터: ATSAME53J19A-AU-EFP — 비교, 설계 지침 및 규정 준수 정보.

선택 가이드

Choose the ATSAME53J19A-AU-EFP when your design requires integrated 10/100 Ethernet with hardware timestamping in a compact 64-TQFP footprint, plus sufficient Flash (512 KB) for full protocol stacks. Pick the ATSAME53J20A-AU-EFP if you anticipate firmware growth beyond 512 KB and want a seamless upgrade path. Select the ATSAME53J18A-AU-EFP for cost-sensitive designs where 256 KB Flash is acceptable. For non-Ethernet designs, the ATSAME51J19A-AUT-EFP offers identical Flash and pinout at lower cost. The ATSAMD51J19A-AUT-EFP is preferable for designs migrating from SAMD51 firmware and not requiring the Ethernet MAC or crypto accelerator. All five parts share the 64-TQFP footprint, enabling a single PCB layout to support multiple product variants through BOM change.

대체품과의 비교

파라미터 이 제품 ATSAME53J20A-AU-EFP ATSAME53J18A-AU-EFP ATSAME51J20A-AUT-EFP ATSAME51J19A-AUT-EFP ATSAMD51J19A-AUT-EFP
Brand Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Package 64-TQFP (10x10 mm) 64-TQFP (10x10 mm) - same 64-TQFP (10x10 mm) - same 64-TQFP (10x10 mm) - same 64-TQFP (10x10 mm) - same 64-TQFP (10x10 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 1 MB 256 KB 1 MB 512 KB 512 KB
Ethernet MAC Yes (10/100 with PTP) Yes (10/100 with PTP) Yes (10/100 with PTP) No No No
USB USB 2.0 Full-Speed USB 2.0 Full-Speed USB 2.0 Full-Speed USB 2.0 Full-Speed USB 2.0 Full-Speed USB 2.0 Full-Speed
CAN-FD Yes Yes Yes Yes Yes Yes
Crypto Accelerator AES / SHA / TRNG AES / SHA / TRNG AES / SHA / TRNG AES / SHA / TRNG AES / SHA / TRNG AES / SHA / TRNG
Drop-in Pin Compatible Yes (reference) Yes (upgrade path) Yes (downgrade path) Yes (no Ethernet) Yes (no Ethernet) Yes (no Ethernet)

주요 차별점

  • Integrated 10/100 Ethernet MAC with 1588 PTP timestamps (vs ATSAME51J19A-AUT-EFP)
  • Largest Flash density in 64-TQFP SAME53 footprint (vs ATSAME53J18A-AU-EFP)
  • Hardware Cryptographic Accelerator (vs ATSAMD51J19A-AUT-EFP)

설계 노트

Estimated power analysis: the ATSAME53J19A-AU-EFP at 120 MHz with all peripherals active draws approximately 35-50 mA from VDDIO (3.3V) plus 15-25 mA from VDDCORE (1.1V internal LDO). Use a 4.7 uF X7R ceramic on VDDIN and four 100 nF X7R decoupling capacitors placed within 3 mm of each VDDIO pin group. The internal LDO can supply VDDCORE for designs under ~200 mA; for higher current or low-noise analog mixed-signal designs, switch to an external 1.1V switching regulator (e.g., MIC23050) and disable the internal LDO via the SUPC VREGCTRL register.

Layout for the 64-TQFP package requires keeping the GND return path under the chip short. Place a continuous ground plane on layer 2 directly under the MCU and stitch via rows around the package perimeter at 5 mm spacing. For Ethernet designs, route the RMII traces (50 ohm single-ended to PHY) length-matched within 50 mil, and place the 49.9-ohm RMII termination resistors within 5 mm of the MCU pins. Keep DP/DM USB traces at 90-ohm differential with no splits in the reference plane.

Common pitfalls: (1) Forgetting to configure the crystal oscillator load capacitors - the SAM E53 on-chip load caps default to disabled, leading to no oscillation; consult the SUPC XOSC CTRL register. (2) Enabling the WDT without first clearing the NVMCTRL.FUSES LOCKBIT can lock the MCU permanently - always sequence the NVMCTRL erase operations before enabling WDT. (3) Not declaring attribute ((aligned(4))) for DMA descriptors in IAR/Keil causes silent Ethernet RX overruns. (4) Leaving SWDIO floating in production enables debug access; populate a 10K pull-up on SWDIO per ARM recommendation.

규정 준수 정보

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Qualified
무연
Yes
무할로겐
Yes
분쟁 광물
Compliant

RoHS and REACH compliant per Microchip product declaration. Not AEC-Q100 qualified - this is an industrial-grade MCU; for automotive designs use a qualified SAM variant from Microchip's automotive lineup. Lead-free matte-tin finish. Halogen-free per Microchip material declaration.

데이터 검증일: 2026-09-21 — XAIPART 부품 엔지니어링 팀이 검증하고 관리한 데이터

관련 검색

ATSAME53J19A-AU-EFP datasheet ATSAME53J19A-AU-EFP price Microchip SAM E53 64-TQFP microcontroller Cortex-M4F 120 MHz 512 KB Flash MCU industrial Ethernet MCU with PTP ATSAME53J19A vs ATSAME51J19A ATSAME53J19A-AU-EFP drop-in replacement where to buy ATSAME53J19A-AU-EFP ATSAME53J19A pinout 64-TQFP SAME53 FreeRTOS support what is the operating voltage of ATSAME53J19A best Cortex-M4F MCU with Ethernet MAC

관련 부품 & 용어

Microchip Technology ATSAME53J19A-AU-EFP ATSAME53J20A-AU-EFP ATSAME53J18A-AU-EFP ATSAME51J20A-AUT-EFP ATSAME51J19A-AUT-EFP ATSAMD51J19A-AUT-EFP ARM Cortex-M4F FPU (Floating Point Unit) DSP extensions EtherCAT PROFINET Modbus TCP BACnet Ethernet MAC IEEE 1588 PTP USB 2.0 Full-Speed CAN-FD TQFP-64 RoHS REACH AEC-Q100 FreeRTOS MPLAB Harmony 3 lwIP TCP/IP stack
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