ATSAME54P19A-AUT-EFP - 120MHz Cortex-M4F MCU 512KB Flash | Microchip
Артикул: ATSAME54P19A-AUT-EFP ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $12.85 | $12,85 |
| 10 | $11.78 | $117,80 |
| 100 | $10.42 | $1.042,00 |
| 500 | $9.36 | $4.680,00 |
| 1.000 | $8.65 | $8.650,00 |
ATSAME54P19A-AUT-EFP Обзор
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.
Аналоги без доработки для ATSAME54P19A-AUT-EFP — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с ATSAME54P19A-AUT-EFP (тот же форм-фактор и посадочное место) — отличается по USB, Package, Operating Temperature, RoHS Status, SRAM.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
ATSAME54P19A-AUT
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
ATSAME54P19A-AU-EFP
✅ Прямая замена✓ В наличии
$7.1 / шт.
Открыть даташит →ATSAME54P20A-AUT
✅ Прямая замена✓ В наличии
$8.95 / шт.
Открыть даташит →ATSAME54N20A-AUT
✅ Прямая замена✓ В наличии
$7.1 / шт.
Открыть даташит →ATSAME54N19A-AUT
✅ Прямая замена✓ В наличии
$5.94 / шт.
Открыть даташит →ATSAMD51P19A-AUT
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
ATSAME54P19A-AUT-EFP Максимальные параметры и электрические характеристики
| 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 |
| Корпус | 128-TQFP (14x14 mm) |
| Тип монтажа | Surface Mount |
| Packaging | Tape & Reel (AUT) |
| Рабочая температура | -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) |
| Статус RoHS | Compliant |
Конфигурация выводов ATSAME54P19A-AUT-EFP
| Контакт 1 | VDDIO — Digital I/O supply voltage (3.3V) |
| Контакт 2 | PA00 — GPIO PA00 / XIN32 |
| Контакт 3 | PA01 — GPIO PA01 / XOUT32 |
| Контакт 4 | PA02 — GPIO PA02 / AIN0 |
| Контакт 5 | PA03 — GPIO PA03 / AIN1 / VREFA |
| Контакт 6 | GND — Ground |
| Контакт 7 | PA04 — GPIO PA04 / AIN2 |
| Контакт 8 | PA05 — GPIO PA05 / AIN3 |
| Контакт 9 | PA06 — GPIO PA06 |
| Контакт 10 | PA07 — GPIO PA07 |
| Контакт 11 | PA08 — GPIO PA08 / I2C SDA |
| Контакт 12 | PA09 — GPIO PA09 / I2C SCL |
| Контакт 13 | PA10 — GPIO PA10 |
| Контакт 14 | PA11 — GPIO PA11 / USB DM |
| Контакт 15 | PA12 — GPIO PA12 / USB DP |
| Контакт 16 | PA13 — GPIO PA13 |
| Контакт 17 | PA14 — GPIO PA14 |
| Контакт 18 | PA15 — GPIO PA15 |
| Контакт 19 | PA16 — GPIO PA16 / SERCOM1 PAD0 |
| Контакт 20 | PA17 — GPIO PA17 / SERCOM1 PAD1 |
| Контакт 21 | PA18 — GPIO PA18 / SERCOM1 PAD2 |
| Контакт 22 | PA19 — GPIO PA19 / SERCOM1 PAD3 |
| Контакт 23 | PA20 — GPIO PA20 |
| Контакт 24 | PA21 — GPIO PA21 |
| Контакт 25 | PA22 — GPIO PA22 |
| Контакт 26 | PA23 — GPIO PA23 |
| Контакт 27 | PA24 — GPIO PA24 / USB SOF |
| Контакт 28 | PA25 — GPIO PA25 |
| Контакт 29 | PA26 — GPIO PA26 |
| Контакт 30 | PA27 — GPIO PA27 |
| Контакт 31 | PA28 — GPIO PA28 |
| Контакт 32 | PA29 — GPIO PA29 |
| Контакт 33 | PA30 — GPIO PA30 |
| Контакт 34 | PA31 — GPIO PA31 |
| Контакт 35 | GND — Ground |
| Контакт 36 | VDDIO — Digital I/O supply voltage (3.3V) |
| Контакт 37 | PB00 — GPIO PB00 |
| Контакт 38 | PB01 — GPIO PB01 |
| Контакт 39 | PB02 — GPIO PB02 / AIN4 |
| Контакт 40 | PB03 — GPIO PB03 / AIN5 |
| Контакт 41 | PB04 — GPIO PB04 / AIN6 |
| Контакт 42 | PB05 — GPIO PB05 / AIN7 |
| Контакт 43 | PB06 — GPIO PB06 |
| Контакт 44 | PB07 — GPIO PB07 |
| Контакт 45 | PB08 — GPIO PB08 |
| Контакт 46 | PB09 — GPIO PB09 |
| Контакт 47 | PB10 — GPIO PB10 |
| Контакт 48 | PB11 — GPIO PB11 |
| Контакт 49 | PB12 — GPIO PB12 |
| Контакт 50 | PB13 — GPIO PB13 |
| Контакт 51 | PB14 — GPIO PB14 |
| Контакт 52 | PB15 — GPIO PB15 |
| Контакт 53 | PB16 — GPIO PB16 |
| Контакт 54 | PB17 — GPIO PB17 |
| Контакт 55 | PB18 — GPIO PB18 |
| Контакт 56 | PB19 — GPIO PB19 |
| Контакт 57 | PB20 — GPIO PB20 |
| Контакт 58 | PB21 — GPIO PB21 |
| Контакт 59 | PB22 — GPIO PB22 |
| Контакт 60 | PB23 — GPIO PB23 |
| Контакт 61 | PB24 — GPIO PB24 |
| Контакт 62 | PB25 — GPIO PB25 |
| Контакт 63 | PB26 — GPIO PB26 |
| Контакт 64 | PB27 — GPIO PB27 |
| Контакт 65 | PB28 — GPIO PB28 |
| Контакт 66 | PB29 — GPIO PB29 |
| Контакт 67 | PB30 — GPIO PB30 |
| Контакт 68 | PB31 — GPIO PB31 |
| Контакт 69 | GND — Ground |
| Контакт 70 | VDDCORE — Core voltage (internal regulator output) |
| Контакт 71 | VDDIO — Digital I/O supply voltage (3.3V) |
| Контакт 72 | PC00 — GPIO PC00 |
| Контакт 73 | PC01 — GPIO PC01 |
| Контакт 74 | PC02 — GPIO PC02 |
| Контакт 75 | PC03 — GPIO PC03 |
| Контакт 76 | PC04 — GPIO PC04 |
| Контакт 77 | PC05 — GPIO PC05 |
| Контакт 78 | PC06 — GPIO PC06 |
| Контакт 79 | PC07 — GPIO PC07 |
| Контакт 80 | PC08 — GPIO PC08 |
| Контакт 81 | PC09 — GPIO PC09 |
| Контакт 82 | PC10 — GPIO PC10 |
| Контакт 83 | PC11 — GPIO PC11 |
| Контакт 84 | PC12 — GPIO PC12 |
| Контакт 85 | PC13 — GPIO PC13 |
| Контакт 86 | PC14 — GPIO PC14 |
| Контакт 87 | PC15 — GPIO PC15 |
| Контакт 88 | PC16 — GPIO PC16 |
| Контакт 89 | PC17 — GPIO PC17 |
| Контакт 90 | PC18 — GPIO PC18 |
| Контакт 91 | PC19 — GPIO PC19 |
| Контакт 92 | PC20 — GPIO PC20 |
| Контакт 93 | PC21 — GPIO PC21 |
| Контакт 94 | PC22 — GPIO PC22 |
| Контакт 95 | PC23 — GPIO PC23 |
| Контакт 96 | PC24 — GPIO PC24 |
| Контакт 97 | PC25 — GPIO PC25 |
| Контакт 98 | PC26 — GPIO PC26 |
| Контакт 99 | PC27 — GPIO PC27 |
| Контакт 100 | PC28 — GPIO PC28 |
| Контакт 101 | PC29 — GPIO PC29 |
| Контакт 102 | PC30 — GPIO PC30 |
| Контакт 103 | PC31 — GPIO PC31 |
| Контакт 104 | GND — Ground |
| Контакт 105 | VDDIO — Digital I/O supply voltage (3.3V) |
| Контакт 106 | PD00 — GPIO PD00 |
| Контакт 107 | PD01 — GPIO PD01 |
| Контакт 108 | PD02 — GPIO PD02 |
| Контакт 109 | PD03 — GPIO PD03 |
| Контакт 110 | PD04 — GPIO PD04 |
| Контакт 111 | PD05 — GPIO PD05 |
| Контакт 112 | PD06 — GPIO PD06 |
| Контакт 113 | PD07 — GPIO PD07 |
| Контакт 114 | PD08 — GPIO PD08 |
| Контакт 115 | PD09 — GPIO PD09 |
| Контакт 116 | PD10 — GPIO PD10 |
| Контакт 117 | PD11 — GPIO PD11 |
| Контакт 118 | PD12 — GPIO PD12 |
| Контакт 119 | NRST — External Reset (active-low) |
| Контакт 120 | SWDIO — Serial Wire Debug I/O |
| Контакт 121 | SWCLK — Serial Wire Debug Clock |
| Контакт 122 | VDDIO — Digital I/O supply voltage (3.3V) |
| Контакт 123 | GND — Ground |
| Контакт 124 | VDDCORE — Core voltage (internal regulator output) |
| Контакт 125 | VDDPLL — PLL analog supply |
| Контакт 126 | VDDUTMI — USB UTMI PHY supply (3.3V) |
| Контакт 127 | VBUS — USB VBUS detect input |
| Контакт 128 | GND — Ground |
Типичное применение
ATSAME54P19A-AUT-EFP подходит для 6 применениеs: 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.
Рекомендуется
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.
Рекомендуется
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.
Рекомендуется
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.
Рекомендуется
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.
Рекомендуется
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.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для ATSAME54P19A-AUT-EFP — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | 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) |
Ключевые отличия
- Extended Flash Performance with 100k cycle endurance (против ATSAME54P19A-AUT (standard grade))
- Hardware cryptographic accelerator (AES/SHA/TRNG) (против ATSAMD51P19A-AUT)
- 128 KB SRAM buffer for TCP/IP stacks (против ATSAME54P20A-AUT (256 KB SRAM, 1 MB Flash))
Заметки по проектированию
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).
Информация о соответствии
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.