ATSAME53J18A-AU-EFP - 120MHz Cortex-M4F MCU 256KB Flash | Microchip
料号： ATSAME53J18A-AU-EFP ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $7.2 | $7.20 |
| 10 | $6.45 | $64.50 |
| 100 | $5.72 | $572.00 |
| 250 | $5.3 | $1,325.00 |
| 1,000 | $4.65 | $4,650.00 |
ATSAME53J18A-AU-EFP 概述
What is a microcontroller (MCU)? A microcontroller is a single-chip computer containing a CPU core, program memory (Flash), data memory (SRAM), and a rich set of peripherals (GPIO, timers, ADC, communication interfaces). The Cortex-M4F architecture is a Harvard-bus 32-bit core optimized for embedded real-time control, with hardware single-precision floating point and DSP extensions, fitting into the broader taxonomy: MCU -> microcontroller -> embedded processor -> semiconductor.
Key features of the ATSAME53J18A-AU-EFP include 256 KB Flash with ECC and dual-panel support for safe in-application updates, 120 MHz core clock, integrated 10/100 Mbps Ethernet MAC, USB 2.0 Full-Speed with on-chip PHY, an I2S audio interface, a 12-bit 1 MSPS ADC, and a Parallel Capture Interface for camera or display input. The 'EFP' suffix indicates Extended Flash Performance and a Tray packaging option, while the 'AU' suffix denotes an automotive-grade (-40C to +85C) operating range.
The device integrates a sophisticated peripherals set including a QSPI interface for external memory, multiple SERCOM (UART/SPI/I2C) channels, an on-chip 12-bit DAC, CAN-FD, and a Pixel Read/Wait signal interface for TFT displays. The architecture supports 5 V tolerant I/O on selected pins and includes an Event System for deterministic inter-peripheral signaling without CPU intervention, a hallmark of the SAM family.
Typical applications include industrial building automation gateways, IoT edge nodes with Ethernet connectivity, automotive dashboard controllers, HMI panels with TFT displays, and connected sensor hubs. The combination of Ethernet MAC and USB makes the ATSAME53J18A-AU-EFP particularly attractive for industrial IoT bridges that aggregate sensor data and forward it to the cloud.
When designing with this part, ensure the 64-pin TQFP land pattern supports the 10x10 mm footprint and route the Ethernet differential pairs with 100-ohm controlled impedance. The internal 1.2V LDO core regulator requires bulk capacitance near the VCORE pin for stable operation at 120 MHz.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single resource for component selection.
直接替换替代料： ATSAME53J18A-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： ATSAME53J18A-AU-EFP （相同外形与封装尺寸） ——差异在于 DAC, CAN, Ethernet, Operating Voltage, USB.
快速对比工具——选择替代料号进行并排对比：
ATSAME53J19A-AU-EFP
✅ 直接替换✓ 有现货
$6.1 / 个
查看数据手册 →ATSAME53J18A-AUT-EFP
✅ 直接替换📋 参考替代料（不在目录中）
ATSAME51J18A-AU-EFP
✅ 直接替换✓ 有现货
$5.78 / 个
查看数据手册 →ATSAMD51J18A-AU-EFP
✅ 直接替换✓ 有现货
$3.95 / 个
查看数据手册 →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 最大额定值与电气特性
| Core | ARM Cortex-M4F with FPU |
| Core Architecture | ARM 32-bit |
| 最大时钟频率 | 120 MHz |
| Program Memory Size | 256 KB (256K x 8) Flash |
| RAM Size | 128 KB SRAM with ECC |
| 电源电压 | 3.3 V (typical); 1.62 V to 3.6 V range |
| 工作温度范围 | -40 C to +85 C (Automotive 'AU' grade) |
| 封装 | 64-pin TQFP (10x10 mm) |
| 安装类型 | Surface Mount |
| Ethernet | 10/100 Mbps MAC integrated |
| USB | USB 2.0 Full-Speed with on-chip PHY |
| ADC | 12-bit, up to 1 MSPS |
| DAC | 12-bit integrated |
| Operating Temperature Grade | Automotive (Grade 2) |
| RoHS 状态 | Compliant |
| Tray Packaging | Yes (EFP suffix indicates Tray) |
ATSAME53J18A-AU-EFP 64-pin tqfp (10x10 mm) 引脚配置指南
ATSAME53J18A-AU-EFP（64-pin tqfp (10x10 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： ATSAME53J18A-AU-EFP.
请参阅 数据手册 以查看完整引脚配置。
典型应用
ATSAME53J18A-AU-EFP 适用于 6 应用s: Industrial Building Automation Gateway, Connected IoT Edge Sensor Hub, Automotive Dashboard HMI Controller, USB-to-Ethernet Bridge Module, Audio Streaming Endpoint with I2S, Smart Agriculture Sensor Node.
Industrial Building Automation Gateway
The ATSAME53J18A-AU-EFP fits industrial building automation gateways because it integrates a 10/100 Ethernet MAC and CAN-FD, enabling BACnet/Modbus TCP and CAN sensor networks on a single chip. At 120 MHz Cortex-M4F, the MCU can run TCP/IP stacks, TLS encryption, and real-time control tasks concurrently. The 256 KB dual-panel Flash supports OTA firmware updates with rollback protection. The 64-pin TQFP footprint simplifies integration into compact DIN-rail enclosures.
推荐
Connected IoT Edge Sensor Hub
For IoT edge sensor hubs, the ATSAME53J18A-AU-EFP combines Ethernet connectivity, a 12-bit 1 MSPS ADC for analog sensors, and 128 KB SRAM for data buffering. The Cortex-M4F with FPU accelerates edge analytics like FFT vibration analysis on machinery data. USB 2.0 Full-Speed with on-chip PHY enables easy provisioning via USB-C. The dual-panel Flash with ECC ensures sensor data logs are stored reliably across the operating temperature range.
推荐
Automotive Dashboard HMI Controller
The ATSAME53J18A-AU-EFP suits automotive dashboard HMI controllers due to its -40C to +85C automotive temperature grade, CAN-FD bus interface, and I2S audio output for chimes and voice prompts. At 120 MHz, the Cortex-M4F core can drive TFT LCDs through the Parallel Capture Interface and run LVGL or emWin graphics stacks. The dual-panel Flash allows safe in-field firmware updates required by automotive OEMs.
推荐
USB-to-Ethernet Bridge Module
As a USB-to-Ethernet bridge, the ATSAME53J18A-AU-EFP leverages both integrated USB 2.0 Full-Speed with PHY and 10/100 Ethernet MAC to provide connectivity without external controllers. The 120 MHz Cortex-M4F easily handles the USB CDC-ECM and Ethernet MAC bridging with line-rate throughput. The 64-pin TQFP package enables compact dongle form factors, while 256 KB Flash supports embedded TCP/IP stacks and device drivers.
推荐
Audio Streaming Endpoint with I2S
The ATSAME53J18A-AU-EFP's integrated I2S interface and 12-bit DAC enable compact audio streaming endpoints for industrial intercoms and PA systems. Ethernet transports audio streams using Dante or AES67 protocols, while the Cortex-M4F FPU handles audio DSP at low latency. The 128 KB SRAM buffers audio frames comfortably, and automotive temperature grade supports harsh installation environments like factory floors.
推荐
Smart Agriculture Sensor Node
For smart agriculture sensor nodes, the ATSAME53J18A-AU-EFP combines Ethernet MAC for gateway connectivity with the 12-bit ADC for soil moisture, temperature, and light sensor inputs. The automotive temperature grade handles outdoor enclosures in extreme climates. The 256 KB dual-panel Flash supports long-term sensor calibration data, while the SERCOM interfaces connect to LoRa or Sub-GHz radios for hybrid connectivity in remote fields.
推荐
推荐产品汇总
工程参考数据： ATSAME53J18A-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 | ATSAME53J19A-AU-EFP | ATSAME53J18A-AUT-EFP | ATSAME51J18A-AU-EFP | ATSAMD51J18A-AU-EFP | ATSAME53J20A-AU-EFP |
|---|---|---|---|---|---|---|
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| 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 Memory | 256 KB | 512 KB (+100%) | 256 KB (same) | 256 KB (same) | 256 KB (same) | 1 MB (+300%) |
| SRAM | 128 KB | 128 KB (same) | 128 KB (same) | 128 KB (same) | 128 KB (same) | 256 KB (+100%) |
| Ethernet MAC | 10/100 Mbps integrated | 10/100 Mbps integrated | 10/100 Mbps integrated | Not present | Not present | 10/100 Mbps integrated |
| 12-bit ADC | 1 MSPS integrated | 1 MSPS integrated | 1 MSPS integrated | Not present | Not present | 1 MSPS integrated |
| Packaging Form | Tray | Tray | Tape & Reel | Tray | Tray | Tray |
| Automotive Temperature Grade | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
关键差异点
- Integrated Ethernet MAC eliminates external controller cost （对比 ATSAME51J18A-AU-EFP)
- Dual-panel Flash enables safe OTA firmware updates （对比 ATSAMD51J18A-AU-EFP)
- Smaller Flash size reduces cost for compact designs （对比 ATSAME53J20A-AU-EFP)
设计说明
The ATSAME53J18A-AU-EFP requires two decoupling capacitors per VDD pin plus a 4.7uF bulk capacitor on the main 3.3V rail. The internal 1.2V LDO core regulator (LDOCTRL) needs a 1uF ceramic capacitor on VCORE for stable 120 MHz operation. Estimated: at 120 MHz active, the MCU draws approximately 30-40 mA; add a 10% margin when sizing the 3.3V LDO upstream.
Route the Ethernet RMII signals (ETH_TXEN, ETH_TXD[1:0], ETH_RXD[1:0], ETH_CRS_DV, ETH_REF_CLK) as a matched-length bus with 50-ohm controlled impedance, length-matched within 5 mm. The USB DP/DM differential pair requires 90-ohm differential impedance. Place the 25 MHz Ethernet PHY crystal and MCU crystal within 5 mm of their respective pins to minimize jitter.
Do not enable the dual-panel Flash without configuring the NVMCTRL panel switch registers in the startup file; incorrect panel selection can cause boot loops. The 'EFP' suffix indicates Extended Flash Performance parameters - ensure your linker script enables the cache-coherent region. The automotive 'AU' grade is -40C to +85C; for extended industrial -40C to +105C, consider industrial-only variants.
合规信息
RoHS and lead-free confirmed by Microchip product page. The 'AU' suffix denotes automotive temperature grade -40C to +85C but is not AEC-Q100 qualified (consult Microchip for Q100 qualified variants). REACH compliance confirmed.
