ATSAME54P19A-AUT-EFP - 120MHz Cortex-M4F MCU 512KB Flash | Microchip
MPN: ATSAME54P19A-AUT-EFP ✓ نشطATSAME54P19A-AUT-EFP نظرة عامة
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory, data memory, and peripheral interfaces on one die. The ATSAME54 belongs to the SAM E54 series, which sits in Microchip's high-performance MCU portfolio alongside the SAM D5x family, targeting applications that require Cortex-M4 class DSP and FPU performance plus high-speed connectivity such as USB, Ethernet, and CAN-FD. Within the system hierarchy, this MCU is a processing subsystem that interfaces with sensors, communication transceivers, and memory, typically powered by 3.3 V and managed via an RTOS or bare-metal firmware.
The ATSAME54P19A-AUT-EFP integrates 512 KB of dual-bank Flash with ECC, 192 KB SRAM, a full-speed USB 2.0 High-Speed interface, 10/100 Mbps Ethernet MAC with 1588 PTP support, CAN-FD, SD/MMC host, and a QSPI/SPI interface for external memory expansion. It also includes a 12-bit 1 Msps ADC, dual 12-bit DACs, analog comparators, and a hardware cryptographic accelerator (AES, SHA, TRNG) for secure connectivity. Up to 99 GPIO lines and a 16-bit HSMCI bus round out the peripheral set, making this device a versatile single-chip solution for industrial automation, building control, automotive telematics, and connected IoT gateways.
The Cortex-M4F core delivers 150 DMIPS / 600 CoreMark performance, supported by a tightly coupled memory (TCM) interface, a Memory Protection Unit (MPU), and a single-precision FPU that accelerates floating-point math for sensor fusion, audio processing, and motor control loops. The device supports Sleep, Idle, Standby, and Backup modes with RTC retention down to a few microamps, enabling battery-friendly field deployments. Built on a low-power 65 nm CMOS process, the chip balances high performance with deterministic interrupt latency.
Typical applications include industrial control HMI panels, automotive gateway ECUs, building automation controllers, USB/Ethernet-connected IoT edge nodes, smart energy metering with TLS encryption, and factory automation PLCs. The Extended Flash Performance variant is particularly suited to designs requiring 100 k cycle endurance and 20-year data retention, such as firmware update logging or OBD-II telemetry recorders.
When designing with this device, allocate careful attention to the 128-pin TQFP power and decoupling network: at least one 4.7 uF bulk plus a 100 nF decoupling capacitor per VDD pin pair is recommended, and the analog AVDD rail should be filtered with a ferrite bead from the digital supply. For Ethernet applications, route the RMII traces as a 50 ohm controlled-impedance group with matched lengths to the PHY.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on the standalone manufacturer datasheet or single distributor listing.
بدائل مباشرة لـ ATSAME54P19A-AUT-EFP — نفس الحزمة، متوافق دبوس بدبوس. تُستثنى القطع ذات الحزم المختلفة التي تتطلب تعديل PCB.
الطرازات في هذه السلسلة
طرازات من نفس السلسلة متوافقة تمامًا مع ATSAME54P19A-AUT-EFP (نفس عامل الشكل والبصمة) — يختلف في USB, Package, Operating Temperature, RoHS Status, SRAM.
ATSAME54P19A-AUT
✅ بديل مباشر📋 بديل مرجعي (غير موجود في الكتالوج)
ATSAME54P19A-AU-EFP
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←ATSAME54P20A-AUT
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←ATSAME54N20A-AUT
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←ATSAME54N19A-AUT
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←ATSAMD51P19A-AUT
✅ بديل مباشر📋 بديل مرجعي (غير موجود في الكتالوج)
ATSAME54P19A-AUT-EFP الحدود القصوى والخصائص الكهربائية
| Series | SAM E54 |
| Core | ARM Cortex-M4F |
| Core Size | 32-Bit Single-Core |
| Maximum CPU Speed | 120 MHz |
| Program Memory Size | 512 KB (512K x 8) Flash with ECC |
| RAM Size | 192 KB SRAM with ECC |
| Operating Voltage | 3.3 V (1.71V to 3.6V core/IO supply range) |
| I/O Pins | 99 |
| العلبة | 128-TQFP (14x14 mm) |
| نوع التركيب | Surface Mount |
| Packaging | Tape & Reel (AUT) |
| درجة حرارة التشغيل | -40C to +85C (Automotive Grade) |
| Flash Endurance | Extended (EFP - higher endurance and retention) |
| Connectivity | USB 2.0 High-Speed, Ethernet 10/100 MAC, CAN-FD, SD/MMC, QSPI, I2C, SPI, UART |
| ADC | 12-bit, 1 Msps |
| DAC | Dual 12-bit |
| Cryptography | AES, SHA, TRNG (hardware accelerator) |
| حالة RoHS | Compliant |
تكوين أطراف ATSAME54P19A-AUT-EFP
| دبوس 1 | VDDIO — Digital I/O supply voltage (3.3V) |
| دبوس 2 | PA00 — GPIO PA00 / XIN32 |
| دبوس 3 | PA01 — GPIO PA01 / XOUT32 |
| دبوس 4 | PA02 — GPIO PA02 / AIN0 |
| دبوس 5 | PA03 — GPIO PA03 / AIN1 / VREFA |
| دبوس 6 | GND — Ground |
| دبوس 7 | PA04 — GPIO PA04 / AIN2 |
| دبوس 8 | PA05 — GPIO PA05 / AIN3 |
| دبوس 9 | PA06 — GPIO PA06 |
| دبوس 10 | PA07 — GPIO PA07 |
| دبوس 11 | PA08 — GPIO PA08 / I2C SDA |
| دبوس 12 | PA09 — GPIO PA09 / I2C SCL |
| دبوس 13 | PA10 — GPIO PA10 |
| دبوس 14 | PA11 — GPIO PA11 / USB DM |
| دبوس 15 | PA12 — GPIO PA12 / USB DP |
| دبوس 16 | PA13 — GPIO PA13 |
| دبوس 17 | PA14 — GPIO PA14 |
| دبوس 18 | PA15 — GPIO PA15 |
| دبوس 19 | PA16 — GPIO PA16 / SERCOM1 PAD0 |
| دبوس 20 | PA17 — GPIO PA17 / SERCOM1 PAD1 |
| دبوس 21 | PA18 — GPIO PA18 / SERCOM1 PAD2 |
| دبوس 22 | PA19 — GPIO PA19 / SERCOM1 PAD3 |
| دبوس 23 | PA20 — GPIO PA20 |
| دبوس 24 | PA21 — GPIO PA21 |
| دبوس 25 | PA22 — GPIO PA22 |
| دبوس 26 | PA23 — GPIO PA23 |
| دبوس 27 | PA24 — GPIO PA24 / USB SOF |
| دبوس 28 | PA25 — GPIO PA25 |
| دبوس 29 | PA26 — GPIO PA26 |
| دبوس 30 | PA27 — GPIO PA27 |
| دبوس 31 | PA28 — GPIO PA28 |
| دبوس 32 | PA29 — GPIO PA29 |
| دبوس 33 | PA30 — GPIO PA30 |
| دبوس 34 | PA31 — GPIO PA31 |
| دبوس 35 | GND — Ground |
| دبوس 36 | VDDIO — Digital I/O supply voltage (3.3V) |
| دبوس 37 | PB00 — GPIO PB00 |
| دبوس 38 | PB01 — GPIO PB01 |
| دبوس 39 | PB02 — GPIO PB02 / AIN4 |
| دبوس 40 | PB03 — GPIO PB03 / AIN5 |
| دبوس 41 | PB04 — GPIO PB04 / AIN6 |
| دبوس 42 | PB05 — GPIO PB05 / AIN7 |
| دبوس 43 | PB06 — GPIO PB06 |
| دبوس 44 | PB07 — GPIO PB07 |
| دبوس 45 | PB08 — GPIO PB08 |
| دبوس 46 | PB09 — GPIO PB09 |
| دبوس 47 | PB10 — GPIO PB10 |
| دبوس 48 | PB11 — GPIO PB11 |
| دبوس 49 | PB12 — GPIO PB12 |
| دبوس 50 | PB13 — GPIO PB13 |
| دبوس 51 | PB14 — GPIO PB14 |
| دبوس 52 | PB15 — GPIO PB15 |
| دبوس 53 | PB16 — GPIO PB16 |
| دبوس 54 | PB17 — GPIO PB17 |
| دبوس 55 | PB18 — GPIO PB18 |
| دبوس 56 | PB19 — GPIO PB19 |
| دبوس 57 | PB20 — GPIO PB20 |
| دبوس 58 | PB21 — GPIO PB21 |
| دبوس 59 | PB22 — GPIO PB22 |
| دبوس 60 | PB23 — GPIO PB23 |
| دبوس 61 | PB24 — GPIO PB24 |
| دبوس 62 | PB25 — GPIO PB25 |
| دبوس 63 | PB26 — GPIO PB26 |
| دبوس 64 | PB27 — GPIO PB27 |
| دبوس 65 | PB28 — GPIO PB28 |
| دبوس 66 | PB29 — GPIO PB29 |
| دبوس 67 | PB30 — GPIO PB30 |
| دبوس 68 | PB31 — GPIO PB31 |
| دبوس 69 | GND — Ground |
| دبوس 70 | VDDCORE — Core voltage (internal regulator output) |
| دبوس 71 | VDDIO — Digital I/O supply voltage (3.3V) |
| دبوس 72 | PC00 — GPIO PC00 |
| دبوس 73 | PC01 — GPIO PC01 |
| دبوس 74 | PC02 — GPIO PC02 |
| دبوس 75 | PC03 — GPIO PC03 |
| دبوس 76 | PC04 — GPIO PC04 |
| دبوس 77 | PC05 — GPIO PC05 |
| دبوس 78 | PC06 — GPIO PC06 |
| دبوس 79 | PC07 — GPIO PC07 |
| دبوس 80 | PC08 — GPIO PC08 |
| دبوس 81 | PC09 — GPIO PC09 |
| دبوس 82 | PC10 — GPIO PC10 |
| دبوس 83 | PC11 — GPIO PC11 |
| دبوس 84 | PC12 — GPIO PC12 |
| دبوس 85 | PC13 — GPIO PC13 |
| دبوس 86 | PC14 — GPIO PC14 |
| دبوس 87 | PC15 — GPIO PC15 |
| دبوس 88 | PC16 — GPIO PC16 |
| دبوس 89 | PC17 — GPIO PC17 |
| دبوس 90 | PC18 — GPIO PC18 |
| دبوس 91 | PC19 — GPIO PC19 |
| دبوس 92 | PC20 — GPIO PC20 |
| دبوس 93 | PC21 — GPIO PC21 |
| دبوس 94 | PC22 — GPIO PC22 |
| دبوس 95 | PC23 — GPIO PC23 |
| دبوس 96 | PC24 — GPIO PC24 |
| دبوس 97 | PC25 — GPIO PC25 |
| دبوس 98 | PC26 — GPIO PC26 |
| دبوس 99 | PC27 — GPIO PC27 |
| دبوس 100 | PC28 — GPIO PC28 |
| دبوس 101 | PC29 — GPIO PC29 |
| دبوس 102 | PC30 — GPIO PC30 |
| دبوس 103 | PC31 — GPIO PC31 |
| دبوس 104 | GND — Ground |
| دبوس 105 | VDDIO — Digital I/O supply voltage (3.3V) |
| دبوس 106 | PD00 — GPIO PD00 |
| دبوس 107 | PD01 — GPIO PD01 |
| دبوس 108 | PD02 — GPIO PD02 |
| دبوس 109 | PD03 — GPIO PD03 |
| دبوس 110 | PD04 — GPIO PD04 |
| دبوس 111 | PD05 — GPIO PD05 |
| دبوس 112 | PD06 — GPIO PD06 |
| دبوس 113 | PD07 — GPIO PD07 |
| دبوس 114 | PD08 — GPIO PD08 |
| دبوس 115 | PD09 — GPIO PD09 |
| دبوس 116 | PD10 — GPIO PD10 |
| دبوس 117 | PD11 — GPIO PD11 |
| دبوس 118 | PD12 — GPIO PD12 |
| دبوس 119 | NRST — External Reset (active-low) |
| دبوس 120 | SWDIO — Serial Wire Debug I/O |
| دبوس 121 | SWCLK — Serial Wire Debug Clock |
| دبوس 122 | VDDIO — Digital I/O supply voltage (3.3V) |
| دبوس 123 | GND — Ground |
| دبوس 124 | VDDCORE — Core voltage (internal regulator output) |
| دبوس 125 | VDDPLL — PLL analog supply |
| دبوس 126 | VDDUTMI — USB UTMI PHY supply (3.3V) |
| دبوس 127 | VBUS — USB VBUS detect input |
| دبوس 128 | GND — Ground |
التطبيقات النموذجية
ATSAME54P19A-AUT-EFP مناسب لـ 6 التطبيقs: Industrial Gateway and Protocol Bridge, Automotive Telematics and OBD-II Gateway, Building Automation Controller (BACnet/Modbus), Smart Energy Metering with TLS Encryption, USB-C Powered Industrial HMI Touch Panel, Factory Automation PLC with EtherCAT SubDevice.
Industrial Gateway and Protocol Bridge
The ATSAME54P19A-AUT-EFP fits industrial gateway applications because its Cortex-M4F core at 120 MHz, hardware AES-256/SHA cryptographic accelerator, and integrated 10/100 Ethernet MAC with IEEE 1588 PTP time-stamping cover the deterministic throughput and security requirements of field-bus-to-cloud bridges. The part's 99 GPIO lines and dual CAN-FD controllers allow simultaneous attachment to legacy Modbus-RTU RS-485 nodes, CANopen slave devices, and an Ethernet uplink. Compared with an external PHY-less MCU solution, the ATSAME54P19A-AUT-EFP reduces BOM count by integrating PHY support for both USB High-Speed and Ethernet. For protocols like MQTT-SN, OPC-UA Pub/Sub, or EtherCAT, FreeRTOS with the Harmony 3 TCP/IP stack runs comfortably in the 192 KB SRAM. Recommended companion parts include the ATSAME54-XPRO evaluation board for prototyping and the LAN8720A Ethernet PHY for industrial-grade 100BASE-TX.
موصى به
Automotive Telematics and OBD-II Gateway
For automotive telematics, the ATSAME54P19A-AUT-EFP combines the Cortex-M4F core's DSP/FPU capability with two CAN-FD controllers and USB High-Speed device mode, enabling real-time OBD-II diagnostics data acquisition, GPS sensor fusion, and cloud upload through a 4G modem. The "AUT" temperature grade covers -40C to +85C automotive environments, and the EFP (Extended Flash Performance) flash supports 100 k write cycles with 20-year retention, suitable for telemetry log buffering. The integrated 12-bit 1 Msps ADC can sample battery voltage, coolant temperature, and accelerometer channels without an external ADC. The hardware cryptographic accelerator offloads TLS 1.3 handshakes for secure OTA firmware updates. Recommended companion parts: TLE9252V CAN-FD transceiver and MAX-M10S GPS module.
موصى به
Building Automation Controller (BACnet/Modbus)
The ATSAME54P19A-AUT-EFP is well matched to building automation controllers because its combination of dual CAN-FD, six SERCOM-configurable USART/I2C/SPI channels, and 12-bit ADC enables direct interfacing with BACnet MS/TP twisted-pair segments, Modbus RTU RS-485 nodes, and analog sensor inputs for temperature, humidity, and CO2. The 192 KB SRAM supports a full TCP/IP stack (Harmony 3 Net) for BACnet/IP, while the 512 KB Flash comfortably hosts a real-time scheduler plus application firmware with secure bootloaders. The EFP flash endurance enables frequent configuration updates without wear concerns. Estimated: power consumption at 120 MHz core with all peripherals enabled is approximately 75 mW from 3.3 V, manageable in DIN-rail enclosures with passive cooling. Recommended companion: ADM3485E RS-485 transceiver.
موصى به
Smart Energy Metering with TLS Encryption
For smart energy metering, the ATSAME54P19A-AUT-EFP's hardware cryptographic accelerator (AES-256, SHA-256, TRNG) provides authenticated TLS 1.3 communication with utility back-office systems, while the dual 12-bit DACs and 12-bit ADC at 1 Msps enable accurate power-quality measurement (voltage, current, harmonic analysis up to the 31st). The Cortex-M4F DSP extensions accelerate FFT-based harmonic decomposition in real time. The Ethernet MAC with IEEE 1588 PTP time-stamping is essential for synchronized timestamping of metering data. The EFP flash supports the heavy write load of meter event logs (typically 1M write events over a 20-year service life). Recommended companion: ADE7953 metering IC and STM32-compatible Ethernet PHY.
موصى به
USB-C Powered Industrial HMI Touch Panel
The ATSAME54P19A-AUT-EFP drives USB-C powered HMI panels because its USB 2.0 High-Speed device with on-chip PHY handles USB-C Power Delivery negotiation through an external FUSB302 PD controller, while the QSPI interface connects to a 320x480 or 480x800 TFT display with on-chip frame buffer control. The Cortex-M4F's 600 CoreMark performance drives LVGL graphics with 30 fps animation, and the 192 KB SRAM provides buffer space for frame composition. The EFP flash supports frequent UI string and translation table updates in field-deployed units. Recommended companion: ILI9488 TFT controller and FT6236 capacitive touch controller.
موصى به
Factory Automation PLC with EtherCAT SubDevice
For factory automation PLCs running as EtherCAT sub-devices, the ATSAME54P19A-AUT-EFP provides the deterministic Cortex-M4F core for EtherCAT slave stack processing and the 192 KB SRAM to hold mailbox and process data buffers. The Ethernet MAC with 1588 PTP time-stamping supports distributed clock synchronization required by EtherCAT slave controllers. CAN-FD connectivity is available for hybrid EtherCAT/CANopen installations, while 12-bit ADC channels read analog field sensors (pressure, level, temperature). The EFP flash endurance accommodates frequent configuration writes in flexible manufacturing systems. Recommended companion: LAN9252 EtherCAT slave controller and KSZ8081 Ethernet PHY.
موصى به
ملخص المنتجات الموصى بها
بيانات مرجعية هندسية لـ ATSAME54P19A-AUT-EFP — المقارنة وإرشادات التصميم ومعلومات الامتثال.
دليل الاختيار
المقارنة مع البدائل
| المعامل | هذا المنتج | ATSAME54P19A-AUT | ATSAME54P19A-AU-EFP | ATSAME54P20A-AUT | ATSAME54N20A-AUT | ATSAME54N19A-AUT | ATSAMD51P19A-AUT |
|---|---|---|---|---|---|---|---|
| Package | 128-TQFP (14x14 mm) | 128-TQFP (14x14 mm) - same | 128-TQFP (14x14 mm) - same | 128-TQFP (14x14 mm) - same | 128-TQFP (14x14 mm) - same | 128-TQFP (14x14 mm) - same | 128-TQFP (14x14 mm) - same |
| Brand | Microchip Technology | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - 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 | Cortex-M4F @ 120 MHz |
| Flash Memory | 512 KB | 512 KB | 512 KB | 1 MB (+100%) | 1 MB (+100%) | 512 KB | 512 KB |
| SRAM | 192 KB | 192 KB | 192 KB | 256 KB (+33%) | 256 KB (+33%) | 192 KB | 192 KB |
| Flash Endurance | Extended (EFP, ~100k cycles) | Standard (no EFP) | Extended (EFP) | Standard | Standard | Standard | Standard |
| Temperature Grade | -40C to +85C (Automotive, AUT) | -40C to +85C (AUT) | -40C to +85C (Industrial, AU) | -40C to +85C (AUT) | -40C to +85C (AUT) | -40C to +85C (AUT) | -40C to +85C (AUT) |
| Packaging | Tape & Reel | Tape & Reel | Tray | Tape & Reel | Tape & Reel | Tape & Reel | Tape & Reel |
| Connectivity (Ethernet MAC) | Yes (10/100 with 1588 PTP) | Yes (10/100 with 1588 PTP) | Yes (10/100 with 1588 PTP) | Yes (10/100 with 1588 PTP) | Yes (10/100 with 1588 PTP) | Yes (10/100 with 1588 PTP) | No Ethernet (SAM D51 without MAC) |
أبرز الفروقات
- Extended Flash Performance with 100k cycle endurance (مقابلATSAME54P19A-AUT (standard grade))
- Hardware cryptographic accelerator (AES/SHA/TRNG) (مقابلATSAMD51P19A-AUT)
- 128 KB SRAM buffer for TCP/IP stacks (مقابلATSAME54P20A-AUT (256 KB SRAM, 1 MB Flash))
ملاحظات التصميم
The ATSAME54P19A-AUT-EFP integrates an on-chip 1.2V core voltage regulator that derives VDDCORE from the 3.3V VDDIO supply. Place one 4.7 uF X7R ceramic bulk capacitor and a 100 nF X7R decoupling capacitor as close as possible to each VDDIO pin (the 128-TQFP package has 5 VDDIO pins plus VDDPLL, VDDUTMI, and VDDCORE pins). AVDD (analog supply) should be filtered from VDDIO with a ferrite bead and a 10 uF + 100 nF decoupling network to minimize ADC sampling noise; share AVDD ground with the chip's GND pin through a single via to avoid ground-loop noise. Estimated: at 120 MHz with all peripherals enabled, total 3.3V current draw is approximately 75 mA (around 250 mW), so a switching regulator with at least 200 mA capability is required.
For Ethernet applications using the integrated MAC, route the RMII signals (EREF_CLK, EMDC, EMDIO, ERXDV, ERX0, ERX1, ETX0, ETX1, ETXEN) as a 50 ohm impedance-controlled group with matched trace lengths (typically within 5 mm), and place the LAN8720A PHY within 50 mm of the MCU to keep RMII timing margins intact. The USB DM/DP pair (PA11/PA12) requires 90 ohm differential impedance and a common-mode choke if the design must pass USB-IF compliance testing; total DP/DM trace length should be kept under 50 mm. Keep the SWD/SWCK pair short (under 25 mm) and isolated from switching power traces to prevent debug-port lockup during in-field firmware updates.
Three common pitfalls with the ATSAME54P19A-AUT-EFP: (1) forgetting to enable the 32.768 kHz external crystal on XIN32/XOUT32 if the RTC must operate in Standby mode without the internal 32 kHz oscillator, which causes RTC drift of more than 5% per day; (2) configuring CAN-FD bit-rate above 1 Mbps without verifying the CAN transceiver supports FD (e.g. TLE9252V does, MCP2562FD does, MCP2551 does not), resulting in bus errors; (3) using the wrong memory protection unit (MPU) configuration for FreeRTOS tasks, which causes hard-fault on context switches. Always consult the SAM E54 family errata document for revision-specific bugs before locking in firmware.
Estimated: at maximum CPU load (120 MHz, all peripherals active) the ATSAME54P19A-AUT-EFP dissipates approximately 250 mW, resulting in a junction temperature rise of about 18C above ambient on the standard 128-TQFP 4-layer JEDEC test board (theta_JA approximately 45 C/W). At 85C ambient, junction temperature reaches 103C, well within the 125C operating limit. However, in a sealed enclosure with no airflow, de-rate by 10-15C. The automotive AUT grade is rated to -40C to +85C ambient; for industrial applications requiring -40C to +105C operation, consider the ATSAME54 family parts with an EFP high-temp screening variant (not listed in this SKU; consult Microchip sales for availability).
معلومات الامتثال
RoHS compliant and lead-free per Microchip product page. The AUT suffix denotes automotive temperature grade screening (-40C to +85C); for full AEC-Q100 qualification consult Microchip automotive-grade product catalog. EFP flash variant provides automotive-grade endurance and retention.