ATSAME53N20A-AUT-EFP - 120MHz Cortex-M4F MCU 1MB Flash 100-TQFP | Microchip
料号： ATSAME53N20A-AUT-EFP ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $18.42 | $18.42 |
| 10 | $16.58 | $165.80 |
| 100 | $14.32 | $1,432.00 |
| 500 | $12.05 | $6,025.00 |
| 1,000 | $10.21 | $10,210.00 |
ATSAME53N20A-AUT-EFP 概述
A microcontroller (MCU) is a single-chip processor that integrates CPU, memory, and programmable peripherals on one die, enabling embedded control without external memory or logic devices. The Cortex-M4F core in the SAM E53 family is one step above Cortex-M3 cores in Microchip's SAM lineup, adding single-precision Floating Point Unit (FPU) hardware, DSP extensions, and tightly coupled peripherals for deterministic industrial communication. The SAM E53 sits within Microchip's power-managed MCU hierarchy: Cortex-M0+ (SAML/SAMC) -> Cortex-M4 (SAMD5x) -> Cortex-M4F with FPU (SAME5x) -> Cortex-M7 (SAMS70).
直接替换替代料： ATSAME53N20A-AUT-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： ATSAME53N20A-AUT-EFP （相同外形与封装尺寸） ——差异在于 ADC, Operating Temperature, USB, Package, Core.
快速对比工具——选择替代料号进行并排对比：
ATSAME53N19A-AU-EFP
✅ 直接替换📋 参考替代料（不在目录中）
ATSAME53N20A-AU-EFP
✅ 直接替换✓ 有现货
$7.35 / 个
查看数据手册 →ATSAME53J20A-AUT-EFP
✅ 直接替换✓ 有现货
$6.45 / 个
查看数据手册 →ATSAME51N20A-AUT-EFP
✅ 直接替换✓ 有现货
$5.65 / 个
查看数据手册 →ATSAME51N19A-AU-EFP
✅ 直接替换✓ 有现货
$7.35 / 个
查看数据手册 →ATSAMD51N20A-AF
✅ 直接替换✓ 有现货
$6.84 / 个
查看数据手册 →ATSAME53N20A-AUT-EFP 最大额定值与电气特性
| Core | ARM Cortex-M4F with FPU |
| Maximum Clock Speed | 120 MHz |
| Flash Memory | 1 MB (1M x 8) with ECC, dual-panel |
| SRAM | 256 KB with ECC |
| 封装 | 100-pin TQFP (14x14 mm) |
| 安装类型 | Surface Mount |
| 工作温度 | -40C to +85C |
| USB | USB 2.0 Full-Speed with on-chip transceiver |
| Ethernet | 10/100 Mbps MAC (external PHY required) |
| CAN | CAN-FD |
| RoHS 状态 | Compliant |
| Packaging | Tape & Reel (EFP suffix) |
ATSAME53N20A-AUT-EFP 100-pin tqfp (14x14 mm) 引脚配置指南
ATSAME53N20A-AUT-EFP（100-pin tqfp (14x14 mm) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： ATSAME53N20A-AUT-EFP.
请参阅 数据手册 以查看完整引脚配置。
典型应用
ATSAME53N20A-AUT-EFP 适用于 6 应用s: Industrial Ethernet Gateway, USB-to-Serial Industrial Bridge, Connected HMI Display Controller, Automotive CAN-FD Gateway, Smart Energy / Power Meter Concentrator, IoT Edge Sensor Node.
Industrial Ethernet Gateway
The ATSAME53N20A-AUT-EFP's on-chip 10/100 Ethernet MAC and 1 MB dual-panel Flash make it ideal for industrial Ethernet gateways converting Modbus/TCP, EtherNet/IP, or PROFINET traffic between field devices and SCADA/PLC backbones. The Cortex-M4F core at 120 MHz handles protocol-state machines plus real-time control in a single chip, while 256 KB SRAM holds dual-stack TCP/IP buffers without external DRAM. Industrial-grade -40C to +85C operation and AEC-Q100 Grade 2 qualification suit factory-floor cabinets and process-automation racks.
推荐
USB-to-Serial Industrial Bridge
The ATSAME53N20A-AUT-EFP's built-in USB 2.0 Full-Speed with on-chip transceiver and 100-pin TQFP form factor suit USB-to-RS485/Modbus industrial bridges connecting legacy serial devices to USB hosts. The Cortex-M4F core at 120 MHz converts USB-CDC to UART/SPI/I2C flows at full line speed, while the 1 MB Flash stores dual-bank firmware images for failsafe field upgrades. The -40C to +85C industrial temperature range supports deployment in factory-floor enclosures without active cooling.
推荐
Connected HMI Display Controller
The ATSAME53N20A-AUT-EFP drives SPI/parallel TFT displays and reads touch controllers while serving HTTP/SNMP web pages via Ethernet for networked HMI terminals. The 120 MHz Cortex-M4F runs display refresh, gesture decoding, and web-server stacks simultaneously, with the 256 KB SRAM holding frame buffers without external SDRAM. The 100-pin TQFP allows ample GPIO for backlight PWM, keypad scan, and buzzer control alongside the Ethernet/USB peripherals.
推荐
Automotive CAN-FD Gateway
The ATSAME53N20A-AUT-EFP's dual CAN-FD controllers, 1 MB Flash, and -AUT automotive-grade qualification suit automotive body controllers and gateway ECUs bridging CAN-FD body-domain networks with Ethernet diagnostics. The Cortex-M4F DSP extensions accelerate CAN-FD message filtering, while 256 KB SRAM holds routing tables and diagnostic buffers. AEC-Q100 Grade 2 suitability and the 100-TQFP footprint fit in-vehicle ECU enclosures rated to +85C ambient.
推荐
Smart Energy / Power Meter Concentrator
The ATSAME53N20A-AUT-EFP integrates sub-meter data collection over RS-485/Modbus, computing consumption aggregates and forwarding them to the cloud via Ethernet or USB in commercial/industrial energy-management systems. The Cortex-M4F at 120 MHz executes metering math (RMS, harmonic analysis) in single-precision FP without offloading, while the 1 MB Flash hosts multi-protocol stacks. The -40C to +85C range and 100-TQFP package fit DIN-rail concentrator enclosures exposed to plant-floor temperatures.
推荐
IoT Edge Sensor Node
The ATSAME53N20A-AUT-EFP serves as an IoT edge node aggregating analog sensor inputs (ADC), digital I/O, and fieldbus data, publishing to MQTT brokers over Ethernet or USB. The Cortex-M4F DSP and FPU execute edge analytics (FFT, threshold detection) at 120 MHz, while 1 MB Flash holds firmware and 256 KB SRAM caches streams before transmission. 100-TQFP provides 5 V-tolerant GPIO for direct sensor interfacing in industrial IoT deployments.
推荐
推荐产品汇总
工程参考数据： ATSAME53N20A-AUT-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 | ATSAME53N20A-AU-EFP | ATSAME53J20A-AUT-EFP | ATSAME51N20A-AUT-EFP | ATSAMD51N20A-AF |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 100-TQFP (14x14) | 100-TQFP (14x14) - same | 100-TQFP (14x14) - same | 100-TQFP (14x14) - same | 100-TQFP (14x14) - same |
| Core | ARM Cortex-M4F with FPU, 120 MHz | ARM Cortex-M4F, 120 MHz | ARM Cortex-M4F, 120 MHz | ARM Cortex-M4F, 120 MHz | ARM Cortex-M4F, 120 MHz |
| Flash Memory | 1 MB ECC dual-panel | 1 MB ECC dual-panel | 1 MB ECC dual-panel | 1 MB ECC dual-panel | 1 MB ECC dual-panel |
| SRAM | 256 KB ECC | 256 KB ECC | 128 KB ECC (50% of this product) | 256 KB ECC | 256 KB ECC |
| On-Chip Ethernet MAC | 10/100 Mbps | 10/100 Mbps | 10/100 Mbps | No Ethernet MAC | No Ethernet MAC |
| USB | USB 2.0 Full-Speed on-chip transceiver | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed |
| CAN-FD | Yes (multiple instances) | Yes | Yes | Yes (one instance) | Yes |
| Temperature Grade | -40C to +85C (automotive, -AUT) | 0C to +70C (commercial, -AU) | -40C to +85C (automotive) | -40C to +85C (automotive) | -40C to +85C (automotive) |
关键差异点
- On-chip 10/100 Ethernet MAC eliminates external ENC28J60 or similar SPI-attached controllers （对比 ATSAME51N20A-AUT-EFP (no Ethernet))
- USB 2.0 Full-Speed on-chip transceiver - no external pull-up resistors or charge pump （对比 External USB controller implementations)
- Dual-panel ECC Flash with in-application programming - no external SPI NOR needed for OTA upgrades （对比 Single-bank Flash MCUs requiring external Flash for OTA)
设计说明
The ATSAME53N20A-AUT-EFP requires a clean core supply rail; place a 1 uF X7R ceramic decoupling capacitor as close as possible to each VDDCORE and VDDIO pin pair, with a 10 uF bulk capacitor near the regulator. The same die's internal LDO regulator may also need external bulk capacitance on the output of the internal 1.2V regulator (LDO_OUT). A worst-case VIN=5V, 120 MHz active core draws approximately 70 mA typical / 100 mA peak from VDDIN; budget the upstream LDO for at least 150 mA to handle inrush during Flash programming.
Route the 100-TQFP RMII signals (ETH_TXD[1:0], ETH_RXD[1:0], ETH_REF_CLK, ETH_CRS_DV) as matched-length traces (within 50 mil) on the top layer with continuous ground reference. Keep the 50 MHz ETH_REF_CLK trace short and isolated from switching signals like USB DP/DM and CAN bus. Per Microchip's SAME5x hardware-design guide, place the Ethernet PHY within 50 mm of the MCU with differential-pair impedance controlled to 50 ohm +/-10%. For USB, the DP/DM pair needs 90 ohm differential impedance with common-mode choke for EMI compliance.
A common pitfall in SAME5x designs is forgetting to set the NVMCTRL fuse bits to enable dual-panel Flash mode before code reaches the bootloader, which can leave the firmware stuck in single-panel boot. Always use the Microchip atprogrammer or SAME5x project templates that pre-configure USER_WORD_0 and BOOTPROT. Another frequent bug is failing to clear the CFD0/CFD1 CAN-FD message-RAM bits before configuring CAN-FD baud rates, causing bus-off errors at first transmission.
合规信息
RoHS and REACH compliance per Microchip product environmental certification pages; automotive -AUT suffix designates AEC-Q100 Grade 2 qualification per SAM E53 family datasheet. Halogen-free per Microchip green-compound policy.
