ATSAME53J19A-AU-EFP - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
料号： ATSAME53J19A-AU-EFP ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 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 |
ATSAME53J19A-AU-EFP 概述
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.
直接替换替代料： ATSAME53J19A-AU-EFP ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： ATSAME53J19A-AU-EFP （相同外形与封装尺寸） ——差异在于 Ethernet, ADC, USB, Core Architecture, DAC.
快速对比工具——选择替代料号进行并排对比：
ATSAME53J20A-AU-EFP
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$6.8 / 个
查看数据手册 →ATSAME53J18A-AU-EFP
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$4.65 / 个
查看数据手册 →ATSAME51J20A-AUT-EFP
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$5.42 / 个
查看数据手册 →ATSAME51J19A-AUT-EFP
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$6.45 / 个
查看数据手册 →ATSAMD51J19A-AUT-EFP
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$4.45 / 个
查看数据手册 →ATSAME53J19A-AU-EFP 最大额定值与电气特性
| 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 |
| 封装 | 64-pin TQFP (10x10 mm) |
| 工作温度范围 | -40C to +85C (industrial) |
| 安装类型 | Surface Mount |
| MSL 等级 | MSL3 (per Microchip packing note) |
| RoHS 状态 | Compliant |
| Lead-Free | Yes |
| Instruction Cache | 32 KB |
ATSAME53J19A-AU-EFP 引脚配置
| 引脚 1 | VDDIO — I/O supply voltage (3.3V) |
| 引脚 2 | PA00 — GPIO / EIC / TCC0 WO[0] |
| 引脚 3 | PA01 — GPIO / EIC / TCC0 WO[1] |
| 引脚 4 | PA02 — GPIO / EIC / TCC0 WO[2] |
| 引脚 5 | PA03 — GPIO / EIC / TCC0 WO[3] |
| 引脚 6 | PA04 — GPIO / EIC / TCC0 WO[4] |
| 引脚 7 | PA05 — GPIO / EIC / TCC0 WO[5] |
| 引脚 8 | PA06 — GPIO / EIC / TCC1 WO[0] |
| 引脚 9 | PA07 — GPIO / EIC / TCC1 WO[1] |
| 引脚 10 | VDDIO — I/O supply voltage (3.3V) |
| 引脚 11 | GND — Ground |
| 引脚 12 | PA08 — GPIO / EIC / TCC1 WO[2] |
| 引脚 13 | PA09 — GPIO / EIC / TCC1 WO[3] |
| 引脚 14 | PA10 — GPIO / EIC / TCC0 WO[0] |
| 引脚 15 | PA11 — GPIO / EIC / TCC0 WO[1] |
| 引脚 16 | PA12 — GPIO / EIC / TCC0 WO[2] |
| 引脚 17 | PA13 — GPIO / EIC / TCC0 WO[3] |
| 引脚 18 | PA14 — GPIO / EIC / TCC0 WO[4] |
| 引脚 19 | PA15 — GPIO / EIC / TCC0 WO[5] |
| 引脚 20 | GND — Ground |
| 引脚 21 | PA16 — GPIO / EIC / TCC1 WO[0] |
| 引脚 22 | PA17 — GPIO / EIC / TCC1 WO[1] |
| 引脚 23 | PA18 — GPIO / EIC / TCC1 WO[2] |
| 引脚 24 | PA19 — GPIO / EIC / TCC1 WO[3] |
| 引脚 25 | PA20 — GPIO / EIC / TCC0 WO[0] |
| 引脚 26 | PA21 — GPIO / EIC / TCC0 WO[1] |
| 引脚 27 | PA22 — GPIO / EIC / TCC0 WO[2] |
| 引脚 28 | PA23 — GPIO / EIC / TCC0 WO[3] |
| 引脚 29 | GND — Ground |
| 引脚 30 | VDDIO — I/O supply voltage (3.3V) |
| 引脚 31 | PB00 — GPIO / EIC |
| 引脚 32 | PB01 — GPIO / EIC |
| 引脚 33 | PB02 — GPIO / EIC / CAN0 TX |
| 引脚 34 | PB03 — GPIO / EIC / CAN0 RX |
| 引脚 35 | PB04 — GPIO / EIC |
| 引脚 36 | PB05 — GPIO / EIC |
| 引脚 37 | PB06 — GPIO / EIC |
| 引脚 38 | PB07 — GPIO / EIC |
| 引脚 39 | PB08 — GPIO / EIC |
| 引脚 40 | PB09 — GPIO / EIC |
| 引脚 41 | PB10 — GPIO / EIC |
| 引脚 42 | PB11 — GPIO / EIC |
| 引脚 43 | PB12 — GPIO / EIC |
| 引脚 44 | PB13 — GPIO / EIC |
| 引脚 45 | PB14 — GPIO / EIC |
| 引脚 46 | PB15 — GPIO / EIC |
| 引脚 47 | GND — Ground |
| 引脚 48 | VDDIO — I/O supply voltage (3.3V) |
| 引脚 49 | PC00 — GPIO / EIC |
| 引脚 50 | PC01 — GPIO / EIC |
| 引脚 51 | PC02 — GPIO / EIC |
| 引脚 52 | PC03 — GPIO / EIC |
| 引脚 53 | PC04 — GPIO / EIC |
| 引脚 54 | PC05 — GPIO / EIC |
| 引脚 55 | PC06 — GPIO / EIC |
| 引脚 56 | PC07 — GPIO / EIC |
| 引脚 57 | PC08 — GPIO / EIC |
| 引脚 58 | PC09 — GPIO / EIC |
| 引脚 59 | PC10 — GPIO / EIC |
| 引脚 60 | PC11 — GPIO / EIC |
| 引脚 61 | PC12 — GPIO / EIC |
| 引脚 62 | PC13 — GPIO / EIC |
| 引脚 63 | PC14 — GPIO / EIC / XOSC1 |
| 引脚 64 | PC15 — GPIO / EIC / XOSC2 |
典型应用
ATSAME53J19A-AU-EFP 适用于 6 应用s: 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.
推荐
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.
推荐
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.
推荐
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.
推荐
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.
推荐
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.
推荐
推荐产品汇总
工程参考数据： ATSAME53J19A-AU-EFP ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | 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) |
关键差异点
- Integrated 10/100 Ethernet MAC with 1588 PTP timestamps （对比 ATSAME51J19A-AUT-EFP)
- Largest Flash density in 64-TQFP SAME53 footprint （对比 ATSAME53J18A-AU-EFP)
- Hardware Cryptographic Accelerator （对比 ATSAMD51J19A-AUT-EFP)
设计说明
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.
合规信息
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.
