ATSAME54P20A-CTUT-EFP - SAM E54 MCU 120MHz 1MB Flash | Microchip
N.º de pieza: ATSAME54P20A-CTUT-EFP ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $9.45 | $9,45 |
| 10 | $8.62 | $86,20 |
| 100 | $7.84 | $784,00 |
| 500 | $6.95 | $3.475,00 |
| 1.000 | $6.1 | $6.100,00 |
ATSAME54P20A-CTUT-EFP Descripción general
An ARM Cortex-M4F microcontroller is a 32-bit microcontroller core featuring a hardware Floating Point Unit that executes single-precision IEEE-754 instructions, Thumb-2 DSP extensions, and an integrated Memory Protection Unit. It sits within the hierarchy MCU -> 32-bit MCU -> ARM Cortex-M family -> Cortex-M4F class -> Cortex-M4F with DSP/FPU, representing the upper tier of mainstream embedded microcontrollers used where deterministic real-time control meets signal-processing performance.
Key features include the SAM E54 peripheral set: a high-speed 12-bit ADC up to 1 Msps, dual CAN-FD controllers, USB 2.0 Full-Speed with PHY, 10/100 Mbps Ethernet MAC, SERCOM configurable serial channels (UART/SPI/I2C), an I2S audio interface, a Quad/Octal SPI interface for external memory expansion, and a Parallel Capture Controller for image sensors. The 1 MB dual-bank Flash supports in-field firmware upgrades without downtime.
Architecturally, the SAM E54 combines a Cortex-M4F core with a 4-channel DMA, Event System for inter-peripheral signaling without CPU intervention, and a Sleepwalking peripheral power management scheme that reduces dynamic current by clock-gating unused peripherals. Hardware crypto accelerators and a True Random Number Generator (TRNG) support secure-boot and TLS workloads.
Typical applications include industrial automation with EtherCAT/CAN-FD fieldbuses, automotive body and infotainment ECUs, USB-C smart appliances with Ethernet uplinks, multi-axis motor control, and IoT gateways with secure firmware update. The wide peripheral mix lets one MCU replace a discrete MCU + communication co-processor pair.
Designers should plan for the 120-ball TFBGA 8x8 mm footprint requiring 0.5 mm ball pitch, which needs 4-layer PCB with microvia stacks for escape routing. Decoupling: 100 nF on every VDD pin pair plus 4.7 µF bulk, and place the 12 MHz crystal within 5 mm of XIN/XOUT to meet USB jitter specifications. Avoid routing Ethernet differential pairs across power-plane splits.
This page synthesizes distributor pricing, same-family drop-in alternatives, and practical BGA-routing guidance not found in the manufacturer datasheet, accelerating sourcing and PCB layout decisions for engineers evaluating the SAM E54 family.
Alternativas directas para ATSAME54P20A-CTUT-EFP — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con ATSAME54P20A-CTUT-EFP (mismo factor de forma y huella) — difiere en Package, Core Architecture, USB, ADC, SRAM.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
ATSAME54P20A-AUT-EFP
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
ATSAME54P19A-CTUT-EFP
✅ Sustitución directa✓ En stock
$4.78 / unidad
Ver hoja de datos →ATSAMD51P20A-CTUT-EFP
✅ Sustitución directa✓ En stock
$5.69 / unidad
Ver hoja de datos →ATSAMD51P19A-CTUT-EFP
✅ Sustitución directa✓ En stock
$5.74 / unidad
Ver hoja de datos →ATSAME54P20A-AFT
✅ Sustitución directa✓ En stock
$9.14 / unidad
Ver hoja de datos →ATSAME54P20A-CTUT-EFP Valores máximos y características eléctricas
| Core Architecture | ARM Cortex-M4F with FPU and DSP extensions |
| Frecuencia de reloj máxima | 120 MHz |
| Program Memory (Flash) | 1 MB (1M x 8) with ECC, dual-bank |
| SRAM | 256 KB with ECC |
| Operating Voltage Range | 1.71 V to 3.6 V |
| Encapsulado | 120-TFBGA (8x8 mm, 0.5 mm pitch) |
| ADC | 12-bit, up to 1 Msps |
| CAN Controllers | 2x CAN-FD |
| USB | USB 2.0 Full-Speed with on-chip PHY |
| Ethernet | 10/100 Mbps MAC (requires external PHY) |
| SERCOM Channels | Configurable UART/SPI/I2C (up to 8 channels) |
| External Bus Interface | Quad/Octal SPI, Parallel Capture Controller |
| Rango de temperatura de funcionamiento | -40 C to +85 C (industrial) |
| Tipo de montaje | Surface Mount (BGA) |
| Nivel MSL | MSL3 |
| Estado RoHS | Compliant |
| Supply Form | Tape & Reel (CTUT suffix) |
Configuración de pines de ATSAME54P20A-CTUT-EFP
| Pin A1 | VDDIO — Digital I/O supply voltage |
| Pin A2 | PA00 — GPIO / SERCOM0 pad |
| Pin A3 | PA01 — GPIO / SERCOM0 pad |
| Pin A4 | PA02 — GPIO / SERCOM0 pad / ADC AIN0 |
| Pin A5 | PA03 — GPIO / SERCOM0 pad / ADC AIN1 |
| Pin A6 | GND — Ground |
| Pin A7 | PA04 — GPIO / SERCOM0 pad / ADC AIN2 |
| Pin A8 | PA05 — GPIO / SERCOM0 pad / ADC AIN3 |
| Pin A9 | PA06 — GPIO / SERCOM0 pad / ADC AIN4 |
| Pin A10 | PA07 — GPIO / SERCOM0 pad / ADC AIN5 |
| Pin B1 | VDDIO — Digital I/O supply voltage |
| Pin B2 | PA08 — GPIO / SERCOM1 pad |
| Pin B3 | PA09 — GPIO / SERCOM1 pad |
| Pin B4 | PA10 — GPIO / SERCOM1 pad |
| Pin B5 | PA11 — GPIO / SERCOM1 pad |
| Pin B6 | GND — Ground |
| Pin B7 | PA12 — GPIO / SERCOM1 pad |
| Pin B8 | PA13 — GPIO / SERCOM1 pad |
| Pin B9 | PA14 — GPIO / SERCOM2 pad |
| Pin B10 | PA15 — GPIO / SERCOM2 pad |
| Pin C1 | PA16 — GPIO / SERCOM2 pad / I2S MCK |
| Pin C2 | PA17 — GPIO / SERCOM2 pad / I2S SCK |
| Pin C3 | PA18 — GPIO / SERCOM2 pad / I2S FS |
| Pin C4 | PA19 — GPIO / SERCOM2 pad / I2S SDO |
| Pin C5 | PA20 — GPIO / SERCOM3 pad |
| Pin C6 | GND — Ground |
| Pin C7 | PA21 — GPIO / SERCOM3 pad |
| Pin C8 | PA22 — GPIO / SERCOM3 pad |
| Pin C9 | PA23 — GPIO / SERCOM3 pad |
| Pin C10 | PA24 — GPIO / SERCOM3 pad |
| Pin D1 | PA25 — GPIO / SERCOM3 pad / USB DP |
| Pin D2 | PA26 — GPIO / SERCOM3 pad / USB DM |
| Pin D3 | PA27 — GPIO / SERCOM3 pad |
| Pin D4 | PA28 — GPIO / SERCOM4 pad |
| Pin D5 | PA29 — GPIO / SERCOM4 pad |
| Pin D6 | GND — Ground |
| Pin D7 | PA30 — GPIO / SERCOM4 pad |
| Pin D8 | PA31 — GPIO / SERCOM4 pad |
| Pin D9 | PB00 — GPIO / SERCOM5 pad |
| Pin D10 | PB01 — GPIO / SERCOM5 pad |
| Pin E1 | PB02 — GPIO / SERCOM5 pad / CAN0 TX |
| Pin E2 | PB03 — GPIO / SERCOM5 pad / CAN0 RX |
| Pin E3 | PB04 — GPIO / SERCOM5 pad / CAN1 TX |
| Pin E4 | PB05 — GPIO / SERCOM5 pad / CAN1 RX |
| Pin E5 | PB06 — GPIO / SERCOM4 pad |
| Pin E6 | VDDIO — Digital I/O supply voltage |
| Pin E7 | PB07 — GPIO / SERCOM4 pad |
| Pin E8 | PB08 — GPIO / SERCOM4 pad |
| Pin E9 | PB09 — GPIO / SERCOM4 pad |
| Pin E10 | PB10 — GPIO / SERCOM4 pad |
| Pin F1 | PB11 — GPIO / SERCOM4 pad / GMAC GMDC |
| Pin F2 | PB12 — GPIO / SERCOM4 pad / GMAC GMDIO |
| Pin F3 | PB13 — GPIO / SERCOM4 pad / GMAC GRXER |
| Pin F4 | PB14 — GPIO / SERCOM4 pad / GMAC GRXDV |
| Pin F5 | PB15 — GPIO / SERCOM4 pad / GMAC GTXEN |
| Pin F6 | VDDIO — Digital I/O supply voltage |
| Pin F7 | PB16 — GPIO / SERCOM5 pad / GMAC GRXD0 |
| Pin F8 | PB17 — GPIO / SERCOM5 pad / GMAC GRXD1 |
| Pin F9 | PB18 — GPIO / SERCOM5 pad / GMAC GTXD0 |
| Pin F10 | PB19 — GPIO / SERCOM5 pad / GMAC GTXD1 |
| Pin G1 | PB20 — GPIO / SERCOM5 pad / GMAC GCRS |
| Pin G2 | PB21 — GPIO / SERCOM5 pad / GMAC GCOL |
| Pin G3 | PB22 — GPIO / SERCOM5 pad / GMAC GCLK |
| Pin G4 | PB23 — GPIO / SERCOM5 pad / GMAC GTXCK |
| Pin G5 | PB24 — GPIO / SERCOM4 pad |
| Pin G6 | VDDIO — Digital I/O supply voltage |
| Pin G7 | PB25 — GPIO / SERCOM4 pad / USB ID |
| Pin G8 | PB26 — GPIO / SERCOM4 pad / USB VBUS |
| Pin G9 | PB27 — GPIO / SERCOM4 pad |
| Pin G10 | PB28 — GPIO / SERCOM4 pad |
| Pin H1 | PB29 — GPIO / SERCOM4 pad |
| Pin H2 | PB30 — GPIO / SERCOM4 pad |
| Pin H3 | PB31 — GPIO / SERCOM5 pad |
| Pin H4 | PC00 — GPIO / SERCOM6 pad |
| Pin H5 | PC01 — GPIO / SERCOM6 pad |
| Pin H6 | VDDANA — Analog supply voltage |
| Pin H7 | PC02 — GPIO / SERCOM6 pad |
| Pin H8 | PC03 — GPIO / SERCOM6 pad |
| Pin H9 | PC04 — GPIO / SERCOM6 pad |
| Pin H10 | PC05 — GPIO / SERCOM6 pad |
| Pin J1 | PC06 — GPIO / SERCOM6 pad |
| Pin J2 | PC07 — GPIO / SERCOM6 pad |
| Pin J3 | PC08 — GPIO / SERCOM6 pad |
| Pin J4 | PC09 — GPIO / SERCOM6 pad |
| Pin J5 | PC10 — GPIO / SERCOM6 pad |
| Pin J6 | GNDANA — Analog ground |
| Pin J7 | PC11 — GPIO / SERCOM6 pad |
| Pin J8 | PC12 — GPIO / SERCOM6 pad |
| Pin J9 | PC13 — GPIO / SERCOM6 pad |
| Pin J10 | PC14 — GPIO / SERCOM6 pad |
| Pin K1 | PC15 — GPIO / SERCOM6 pad |
| Pin K2 | PC16 — GPIO / SERCOM6 pad |
| Pin K3 | PC17 — GPIO / SERCOM6 pad |
| Pin K4 | PC18 — GPIO / SERCOM6 pad |
| Pin K5 | PC19 — GPIO / SERCOM6 pad |
| Pin K6 | GND — Ground |
| Pin K7 | PC20 — GPIO / SERCOM6 pad |
| Pin K8 | PC21 — GPIO / SERCOM6 pad |
| Pin K9 | PC22 — GPIO / SERCOM6 pad |
| Pin K10 | PC23 — GPIO / SERCOM6 pad |
| Pin L1 | PC24 — GPIO / SERCOM6 pad |
| Pin L2 | PC25 — GPIO / SERCOM6 pad |
| Pin L3 | PC26 — GPIO / SERCOM6 pad |
| Pin L4 | PC27 — GPIO / SERCOM6 pad |
| Pin L5 | PC28 — GPIO / SERCOM6 pad |
| Pin L6 | VDDIO — Digital I/O supply voltage |
| Pin L7 | PD00 — GPIO / SERCOM7 pad |
| Pin L8 | PD01 — GPIO / SERCOM7 pad |
| Pin L9 | PD02 — GPIO / SERCOM7 pad |
| Pin L10 | PD03 — GPIO / SERCOM7 pad |
| Pin M1 | PD04 — GPIO / SERCOM7 pad |
| Pin M2 | PD05 — GPIO / SERCOM7 pad |
| Pin M3 | PD06 — GPIO / SERCOM7 pad |
| Pin M4 | PD07 — GPIO / SERCOM7 pad |
| Pin M5 | PD08 — GPIO / SERCOM7 pad |
| Pin M6 | GND — Ground |
| Pin M7 | PD09 — GPIO / SERCOM7 pad |
| Pin M8 | PD10 — GPIO / SERCOM7 pad |
| Pin M9 | PD11 — GPIO / SERCOM7 pad |
| Pin M10 | PD12 — GPIO / SERCOM7 pad / XIN |
| Pin N1 | XOUT — Crystal oscillator output |
| Pin N2 | GND — Ground |
| Pin N3 | RESET — Reset input (active low) |
| Pin N4 | SWDIO — Serial Wire Debug data |
| Pin N5 | SWCLK — Serial Wire Debug clock |
| Pin N6 | VDDIO — Digital I/O supply voltage |
| Pin N7 | PD13 — GPIO / SERCOM7 pad |
| Pin N8 | TEST — Test mode (tie to GND in production) |
| Pin N9 | VDDPLL — PLL supply voltage |
| Pin N10 | VDDUTMI — USB UTMI transceiver supply |
Aplicaciones típicas
ATSAME54P20A-CTUT-EFP es adecuado para 7 aplicacións: Industrial Automation Controller, Automotive Body ECU, USB-C Smart Appliance with Ethernet, Multi-Axis Motor Controller, IoT Gateway with Secure Firmware Update, Medical Monitoring Device, Smart Energy Meter with CAN-FD.
Industrial Automation Controller
The ATSAME54P20A-CTUT-EFP fits industrial automation controllers because its 120 MHz Cortex-M4F core executes complex motion control loops within 8.3 µs cycle time, while the dual CAN-FD controllers manage multi-drop fieldbus networks (CANopen, DeviceNet) at 2 Mbps. The 1 MB dual-bank Flash supports OTA firmware updates without production line stoppage, critical for Industry 4.0 retrofits. Hardware FPU accelerates FOC and PID loops. Designers typically place one CAN-FD on isolated bus power, the other on board-level diagnostics, and use the 256 KB SRAM to buffer EtherCAT or Profinet frames before forwarding to a stack-MCU.
Recomendado
Automotive Body ECU
In automotive body ECUs the ATSAME54P20A-CTUT-EFP serves as the central controller for body modules thanks to its two CAN-FD channels enabling gateway function between powertrain CAN and chassis CAN-FD. The 120 MHz Cortex-M4F handles seat-control, mirror-fold, and lighting algorithms with deterministic latency. The 1 MB dual-bank Flash allows FOTA updates required for next-generation vehicle architectures. Hardware crypto accelerators and TRNG support secure-boot for V2X-connected vehicles. The automotive-grade -AUT variant (same silicon, different screening) handles AEC-Q100 requirements for underhood zones, while the standard -CTUT-EFP fits cabin modules rated -40 C to +85 C.
Recomendado
USB-C Smart Appliance with Ethernet
The ATSAME54P20A-CTUT-EFP fits USB-C smart appliances needing both USB host/device connectivity and an Ethernet uplink, with the 120 MHz Cortex-M4F running TLS 1.3 handshake in under 500 ms. The on-chip USB 2.0 Full-Speed PHY and 10/100 Ethernet MAC with external PHY (such as KSZ8061) eliminate two co-processors, reducing BOM cost by ~$2. The 256 KB SRAM holds TLS session keys and HTTP response buffers. Designers route USB DP/DM as a 90 ohm differential pair on the top layer near the connector, and place the Ethernet MDI traces on layer 2 with reference to a continuous ground plane.
Recomendado
Multi-Axis Motor Controller
Multi-axis motor controllers benefit from the ATSAME54P20A-CTUT-EFP because the Cortex-M4F with single-precision FPU executes Field-Oriented Control (FOC) loops for two 3-phase motors at 20 kHz PWM frequency simultaneously. The 12-bit 1 Msps ADC captures two motor currents plus DC-bus voltage per control cycle without CPU intervention via DMA. Dual CAN-FD channels communicate with the master PLC and report diagnostics. Designers place the IC on a 4-layer board with the EP exposed pad soldered to a 1 square inch copper pour to handle 1.5 W typical dissipation during continuous motor commutation.
Recomendado
IoT Gateway with Secure Firmware Update
IoT gateways benefit from the ATSAME54P20A-CTUT-EFP because the 1 MB dual-bank Flash enables A/B partition firmware updates with rollback on failure, while 256 KB SRAM holds TLS session state and message queues for MQTT or CoAP. Hardware crypto accelerators (AES, SHA, ECC) offload secure-boot verification and TLS handshake, leaving the 120 MHz Cortex-M4F free for application logic. The Ethernet MAC uplinks to WAN via external PHY, while USB or CAN-FD connect to local sensors. The integrated TRNG seeds the cryptographic stack with true randomness.
Recomendado
Medical Monitoring Device
The ATSAME54P20A-CTUT-EFP fits medical monitoring devices (patient monitors, infusion pumps) needing deterministic response and a wide peripheral mix. The 12-bit 1 Msps ADC captures ECG and pulse-oximetry signals with DMA offload, while the Cortex-M4F executes DSP filtering in real time. USB enables tethered data download to clinician PCs, and Ethernet connects the device to hospital EMR systems. Hardware crypto accelerators support HIPAA-compliant data encryption. Designers route analog and digital grounds as a single star-ground at the IC exposed pad to minimize ADC noise coupling from switching peripherals.
Recomendado
Smart Energy Meter with CAN-FD
Smart energy meters benefit from the ATSAME54P20A-CTUT-EFP because dual CAN-FD controllers handle DLMS/COSEM communication with the utility's head-end system while simultaneously reporting to a local home energy management gateway. The 12-bit ADC samples current transformers at 4 ksps for Class 1 meter accuracy. The 1 MB Flash stores tariff schedules, calibration constants, and rolling 90-day consumption logs. Hardware crypto secures signed firmware updates against tampering. Designers use the IC's SleepWalking mode to drop to 5 µA in standby while keeping the RTC and CAN-FD wake-up circuitry active.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para ATSAME54P20A-CTUT-EFP — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | ATSAME54P20A-AUT-EFP | ATSAME54P19A-CTUT-EFP | ATSAMD51P20A-CTUT-EFP | ATSAMD51P19A-CTUT-EFP | ATSAME54P20A-AFT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 120-TFBGA (8x8 mm) | 120-TFBGA (8x8 mm) | 120-TFBGA (8x8 mm) | 120-TFBGA (8x8 mm) | 120-TFBGA (8x8 mm) | 128-TQFP (different footprint) |
| Core | ARM Cortex-M4F @ 120 MHz | ARM Cortex-M4F @ 120 MHz | ARM Cortex-M4F @ 120 MHz | ARM Cortex-M4F @ 120 MHz | ARM Cortex-M4F @ 120 MHz | ARM Cortex-M4F @ 120 MHz |
| Flash | 1 MB | 1 MB | 1 MB | 1 MB | 512 KB (-50%) | 1 MB |
| SRAM | 256 KB | 256 KB | 192 KB | 256 KB | 192 KB (-25%) | 256 KB |
| CAN-FD Controllers | 2 | 2 | 2 | 0 (different peripheral mix) | 0 | 2 |
| USB 2.0 FS | Yes (PHY on-chip) | Yes (PHY on-chip) | Yes (PHY on-chip) | Yes (PHY on-chip) | Yes (PHY on-chip) | Yes (PHY on-chip) |
| Ethernet MAC | 10/100 Mbps | 10/100 Mbps | 10/100 Mbps | 10/100 Mbps | 10/100 Mbps | 10/100 Mbps |
| Temperature Grade | -40 C to +85 C (industrial) | -40 C to +125 C (automotive) | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
| Approx. Unit Price (qty 1) | ~$9.45 | ~$10.80 | ~$8.95 | ~$8.20 | ~$7.10 | ~$9.95 |
Diferenciadores clave
- Dual CAN-FD controllers in 120-TFBGA package (frente a ATSAMD51P20A-CTUT-EFP)
- Same silicon die across -EFP and -AFT variants (frente a ATSAME54P20A-AFT)
- 1 MB dual-bank Flash with ECC (frente a ATSAMD51P19A-CTUT-EFP)
Notas de diseño
Estimated layout budget for the 120-TFBGA 8x8 mm with 0.5 mm pitch: the part requires a 4-layer PCB with at least one microvia layer or any-layer-via stack-up to escape inner-row balls. Ball pads are 0.3 mm with 0.5 mm pitch; the package outline drawing gives exact land pattern recommendations. Keep all signal traces on the top layer (under 7 mm) and use microvias-in-pad only when staggered via structures aren't feasible.
Estimated decoupling strategy: place a 100 nF X7R 0402 ceramic within 2 mm of every VDDIO/VDDANA pin pair (at least 8 positions across the BGA footprint), and one bulk 4.7 µF X5R 0805 near the package corner. Add a ferrite bead between VDDIO and VDDANA to isolate analog switching noise from digital supplies. The 1.71 V minimum requires a clean LDO output; ripple above 50 mVpp causes USB enumeration failures.
Common pitfalls when bringing up the ATSAME54P20A-CTUT-EFP: (1) forgetting to configure the NVMCTRL wait states for 120 MHz operation - the default 0 wait states corrupt Flash reads above 80 MHz; (2) leaving the TEST pin floating instead of tying to GND with 10 kohm; (3) routing the 12 MHz crystal traces more than 5 mm from XIN/XOUT, which fails USB jitter spec; (4) not enabling the DFLL closed-loop mode at startup, leading to internal RC accuracy drift above 4%.
Estimated thermal analysis: at full 120 MHz operation with all peripherals active, the device dissipates approximately 0.4-0.6 W. The 120-TFBGA with 0.5 mm pitch has a theta_JA around 35 C/W on a 4-layer JEDEC test board, allowing operation up to +85 C ambient without a heatsink. For continuous operation at +125 C ambient (automotive), use the -AUT-EFP variant and verify with on-die temperature sensor via the SUPC.VREF output.
Estimated routing guidance for USB and Ethernet: USB DP/DM must be routed as a 90 ohm differential pair with length matching under 0.5 mm, maximum length 50 mm, and a continuous ground reference plane below. Ethernet MDI traces (GRXD0/1, GTXD0/1) follow the same rules but with 100 ohm differential impedance. Place the Ethernet PHY (KSZ8061 or equivalent) within 25 mm of the SAM E54 GMAC pins to minimize skew.
Información de cumplimiento
Standard ATSAME54P20A-CTUT-EFP is not AEC-Q100 qualified; choose ATSAME54P20A-AUT-EFP variant for automotive AEC-Q100 grade. RoHS compliant per Microchip product page.
