ATSAME51G19A-MU - 120MHz ARM Cortex-M4F MCU, 512KB Flash | Microchip
MPN: ATSAME51G19A-MU ✓ فعالATSAME51G19A-MU جائزہ
A microcontroller (MCU) such as the ATSAME51G19A-MU is a programmable processor-on-a-chip combining CPU core, non-volatile program memory, volatile data memory, peripherals, and interrupt logic on a single die. Within the broader taxonomy, MCUs sit beneath microprocessors in capability and power, occupying the space between 8-bit microcontrollers and Cortex-A-class application processors. The SAM E51 series belongs to the Cortex-M4F class - deterministic, low-latency, DSP-extended controllers designed for real-time embedded control with native floating-point support.
Key features include the Cortex-M4F core with FPU and DSP extensions, dual-panel Flash with ECC for safety, 192 KB SRAM with ECC, a 16 KB instruction cache, an 8-channel DMA controller, and a comprehensive clock tree supporting 48 MHz USB operation from the internal 48 MHz DFLL or an external crystal. The 12-bit 1 Msps ADC provides 16 analog inputs, while the 12-bit DAC supports up to 500 ksps. Operating voltage spans 1.62V to 3.6V.
Architecturally, the SAM E51 implements a Harvard bus with separate AHB/APB bridges, deterministic latency for interrupts, and TrustZone-M-lite secure boot via the on-chip cryptographic accelerator. The Cortex-M4F DSP extensions accelerate FFT, FIR, and matrix arithmetic, while the FPU handles sensor-fusion math without software floating-point overhead.
Typical applications include industrial automation controllers, USB-CAN bridge gateways, IoT edge nodes, motor-control front ends, low-cost audio streaming devices, and human-machine interface (HMI) panels with TFT displays. The wide 1.62V-3.6V supply range allows direct Li-ion and 3.3V regulated rails.
When designing with the ATSAME51G19A-MU, ensure the PCB footprint accommodates the 48-VQFN 7x7 mm land pattern with thermal pad and that decoupling is placed within 2 mm of every supply pin. The internal 48 MHz DFLL requires a 32.768 kHz crystal reference for USB Full-Speed and CAN-FD accuracy.
کے لیے ڈراپ اِن متبادل ATSAME51G19A-MU — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں ATSAME51G19A-MU (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف ADC, DAC, Package, SRAM, Core Architecture.
ATSAME51G19A-MUT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →ATSAME51G18A-MU
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →ATSAME51G18A-MFT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →ATSAME51J20A-MF
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
ATSAMD51G19A-MU
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →ATSAMD51G19A-MFT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →ATSAME51G19A-MU زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core | ARM Cortex-M4F with FPU and DSP extensions |
| زیادہ سے زیادہ کلاک فریکوئنسی | 120 MHz |
| Program Memory (Flash) | 512 KB |
| SRAM | 192 KB |
| Instruction Cache | 16 KB |
| پیکیج | 48-pin VQFN (7x7 mm) |
| Operating Voltage Range | 1.62 V to 3.6 V |
| آپریٹنگ درجہ حرارت رینج | -40 C to +85 C (Industrial) |
| ADC | 12-bit, up to 1 Msps, 16 channels |
| DAC | 12-bit, up to 500 ksps |
| USB | USB 2.0 Full-Speed with on-chip PHY |
| CAN | CAN-FD |
| SERCOM Peripherals | 8 configurable (UART/SPI/I2C) |
| DMA Channels | 8 |
| Cryptography | AES, TRNG, secure boot (TrustZone-M-lite) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| MSL لیول | 3 (168 hours) |
| RoHS اسٹیٹس | Compliant |
ATSAME51G19A-MU پن کنفیگریشن
| پن 1 | PA00 — GPIO PA00 / I2S_SDI / TCC0-WO0 |
| پن 2 | PA01 — GPIO PA01 / I2S_SDO / TCC0-WO1 |
| پن 3 | PA02 — GPIO PA02 / ADC_AIN0 / VOUT |
| پن 4 | PA03 — GPIO PA03 / ADC_AIN1 |
| پن 5 | GND — Ground |
| پن 6 | VDDIO — I/O supply voltage 1.62-3.6V |
| پن 7 | VDDCORE — Core supply (internal LDO output, decouple) |
| پن 8 | VDDIN — Voltage regulator input |
| پن 9 | GND — Ground |
| پن 10 | PA04 — GPIO PA04 / ADC_AIN2 |
| پن 11 | PA05 — GPIO PA05 / ADC_AIN3 |
| پن 12 | PA06 — GPIO PA06 / ADC_AIN4 |
| پن 13 | PA07 — GPIO PA07 / ADC_AIN5 |
| پن 14 | PA08 — GPIO PA08 / I2C-SDA0 / SERCOM0 |
| پن 15 | PA09 — GPIO PA09 / I2C-SCL0 / SERCOM0 |
| پن 16 | PA10 — GPIO PA10 / SERCOM2 |
| پن 17 | PA11 — GPIO PA11 / SERCOM2 |
| پن 18 | PA12 — GPIO PA12 / SERCOM4 |
| پن 19 | PA13 — GPIO PA13 / SERCOM4 |
| پن 20 | PA14 — GPIO PA14 / SERCOM4 / XIN32 |
| پن 21 | PA15 — GPIO PA15 / SERCOM4 / XOUT32 |
| پن 22 | PA16 — GPIO PA16 / SERCOM1 |
| پن 23 | PA17 — GPIO PA17 / SERCOM1 |
| پن 24 | PA18 — GPIO PA18 / SERCOM1 |
| پن 25 | PA19 — GPIO PA19 / SERCOM1 |
| پن 26 | PA20 — GPIO PA20 / SERCOM3 |
| پن 27 | PA21 — GPIO PA21 / SERCOM3 |
| پن 28 | PA22 — GPIO PA22 / SERCOM3 / I2S-FS |
| پن 29 | PA23 — GPIO PA23 / SERCOM3 / I2S-BCLK |
| پن 30 | PA24 — GPIO PA24 / USB-DM |
| پن 31 | PA25 — GPIO PA25 / USB-DP |
| پن 32 | PA27 — GPIO PA27 / TC5-WO1 |
| پن 33 | RESETn — Reset (active-low) |
| پن 34 | SWDIO — Debug data |
| پن 35 | SWCLK — Debug clock |
| پن 36 | PA28 — GPIO PA28 |
| پن 37 | PA29 — GPIO PA29 / CAN0-TX |
| پن 38 | PA30 — GPIO PA30 / CAN0-RX |
| پن 39 | PA31 — GPIO PA31 |
| پن 40 | PB00 — GPIO PB00 |
| پن 41 | PB01 — GPIO PB01 |
| پن 42 | PB02 — GPIO PB02 / ADC_AIN6 |
| پن 43 | PB03 — GPIO PB03 / ADC_AIN7 |
| پن 44 | PB04 — GPIO PB04 / ADC_AIN8 |
| پن 45 | PB05 — GPIO PB05 / ADC_AIN9 |
| پن 46 | GND — Ground (thermal pad) |
| پن 47 | VDDIO — I/O supply |
| پن 48 | VDDIN — Voltage regulator input |
عام استعمالات
ATSAME51G19A-MU کے لیے موزوں ہے 7 ایپلیکیشنs: Industrial CAN-FD Gateway, USB-to-CAN Bridge Dongle, IoT Edge Sensor Node, Low-Cost Audio Streaming Device, HMI Display Controller, Motor Control Front End (FOC / Trapezoidal), Secure Data Logger with USB.
Industrial CAN-FD Gateway
The ATSAME51G19A-MU is engineered for industrial CAN-FD gateway designs, with hardware CAN-FD controllers supporting ISO 11898-1:2015 bit rates up to 5 Mbps and 8 SERCOM ports for UART/SPI/I2C fan-out to RS-485, RS-232, and Modbus nodes. Its 120 MHz Cortex-M4F core with DSP extensions handles CAN message filtering, motor telemetry parsing, and predictive-maintenance analytics without software bottlenecks. The 192 KB SRAM buffers bursty CAN traffic while the AES-256 hardware accelerator secures tunneled payloads. Place the MCU between the CAN transceiver (e.g., MCP2562FD) and the upstream Ethernet or USB host; supply decoupling (100 nF + 4.7 uF) must be within 2 mm of VDD pins.
تجویز کردہ
USB-to-CAN Bridge Dongle
The ATSAME51G19A-MU's USB 2.0 Full-Speed with on-chip transceiver-less PHY pairs natively with CAN-FD for compact USB-to-CAN diagnostic dongles used in automotive OBD-II and industrial field service. The 120 MHz core sustains 1 ms CAN cycle times while maintaining a USB CDC endpoint for host data exchange, and the 16 KB instruction cache accelerates USB protocol handling. Compared to a discrete USB-FS chip plus a separate MCU, the integrated design reduces BOM count by ~30% and PCB area. Connect VBUS to the USB connector with ESD protection (e.g., USBLC6-2SC6) and route D+/D- as a 90-ohm differential pair.
تجویز کردہ
IoT Edge Sensor Node
For battery-powered IoT edge sensor nodes, the ATSAME51G19A-MU delivers 12-bit ADC sampling at 1 Msps across 16 channels, enabling multi-sensor aggregation (temperature, pressure, current, vibration) with hardware oversampling to push effective resolution to 14 bits. The Cortex-M4F DSP extensions run FFTs on vibration spectra for predictive maintenance, while the AES-256 engine secures MQTT-TLS payloads. At 1.62 V minimum supply, the MCU interfaces directly to Li-coin cells or single-cell Li-ion via an LDO. Sleep-mode current with RTC running is in the low-microamp range, suitable for years-long deployments.
تجویز کردہ
Low-Cost Audio Streaming Device
The ATSAME51G19A-MU integrates a dedicated I2S/SSC (Synchronous Serial Controller) interface for direct connection to external audio codecs like the SGTL5000 or WM8904, supporting 16/24/32-bit audio at 8-96 kHz sample rates. Combined with the Cortex-M4F DSP, designers can implement software codecs (Opus, SBC) for Bluetooth audio bridges or USB-C audio adapters. The 192 KB SRAM holds ~80 ms of 48 kHz stereo 24-bit audio buffers, and the 12-bit DAC drives line-level outputs for monitoring applications. Use a low-jitter 12.288 MHz crystal for I2S master-clock accuracy.
تجویز کردہ
HMI Display Controller
For low-cost human-machine interface (HMI) panels with small TFT or OLED displays, the ATSAME51G19A-MU drives displays up to 320x240 QVGA via its SPI/QSPI peripheral and 8 SERCOM ports for touch-controller and keypad I/O. The 120 MHz core renders LVGL or emWin UIs at 30+ FPS while leaving headroom for sensor polling. Hardware-accelerated DMA offloads SPI transfers, freeing the CPU for logic. Industrial -40C to +85C temperature allows outdoor and factory-floor HMI deployment. Connect the display reset and backlight PWM to GPIO for dimming control.
تجویز کردہ
Motor Control Front End (FOC / Trapezoidal)
The ATSAME51G19A-MU executes Field-Oriented Control (FOC) algorithms on its Cortex-M4F DSP at PWM frequencies up to 30 kHz, controlling 3-phase BLDC or PMSM motors up to several hundred watts. The 12-bit 1 Msps ADC samples phase currents simultaneously via the integrated ADC sequencer, while 8 SERCOM peripherals handle encoder (SPI), I2C sensors, and UART command interface. Hardware QEI (Quadrature Encoder Interface) and TCC (Timer/Counter for Control) peripherals generate complementary PWM with dead-band insertion. The 48-VQFN exposed pad dissipates the ~0.5-1 W CPU load at industrial temperatures.
تجویز کردہ
Secure Data Logger with USB
The ATSAME51G19A-MU is ideal for tamper-resistant data loggers, integrating AES-256 hardware encryption, a hardware True Random Number Generator (TRNG), and secure-boot via the TrustZone-M-lite root-of-trust. The 512 KB Flash holds firmware plus encrypted configuration, while the 192 KB SRAM buffers log records before flushing to external SPI Flash or SD cards via SERCOM. USB Full-Speed enables authenticated firmware updates and log retrieval. Industrial temperature range and ECC-protected memory satisfy IEC 61508 SIL-2 functional-safety requirements for energy and process instrumentation.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا ATSAME51G19A-MU — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | ATSAME51G19A-MUT | ATSAME51G18A-MU | ATSAME51J20A-MF | ATSAMD51G19A-MU | ATSAMD51G19A-MFT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 48-VQFN (7x7 mm) | 48-VQFN (7x7 mm) - same | 48-VQFN (7x7 mm) - same | 48-VQFN (7x7 mm) - same | 48-VQFN (7x7 mm) - same | 48-VQFN (7x7 mm) - same |
| 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 Memory | 512 KB | 512 KB | 256 KB | 1 MB | 512 KB | 512 KB |
| SRAM | 192 KB | 192 KB | 192 KB | 256 KB | 192 KB | 192 KB |
| CAN-FD | Yes | Yes | Yes | Yes | No | No |
| USB FS | Yes (on-chip PHY) | Yes | Yes | Yes | Yes | Yes |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
| Approx. Unit Price (qty 1000) | $5.65 | ~$5.65 | ~$4.95 | ~$7.20 | ~$5.20 | ~$5.20 |
اہم امتیازی خصوصیات
- Integrated CAN-FD controller alongside USB FS (بمقابلہATSAMD51G19A-MU)
- Industrial -40C to +85C operating range (بمقابلہATSAME51G19A-MF)
- Dedicated I2S/SSC audio interface (بمقابلہATSAMD51G19A-MU)
ڈیزائن نوٹس
The ATSAME51G19A-MU has three supply pins: VDDIN (regulator input, 1.62-3.6 V), VDDIO (I/O supply, must equal VDDIN), and VDDCORE (internal LDO output, decouple only). Place a 1 uF X7R 0402 ceramic capacitor within 2 mm of each VDD pin and a 4.7 uF bulk capacitor near the package. If VDDIO and VDDIN are tied, one shared ferrite bead reduces switching noise. Estimated: at 120 MHz active mode, the MCU draws ~25 mA, so total decoupling must support ~50 mA peak transient handling.
The 48-VQFN package has an exposed thermal pad that must be soldered to a copper pour for heat dissipation. For designs running at 120 MHz with all peripherals active, power dissipation is typically 0.3-0.5 W. Connect the thermal pad to GND with at least 8 thermal vias in a 0.3 mm-pitch array to a ground plane on the opposite PCB layer. Industrial -40C to +85C operation is achievable without a heatsink if the PCB copper area exceeds 100 mm^2 on top side.
Route USB D+/D- as a 90-ohm differential pair (zoomed-in spacing ~0.8 mm on FR-4) with maximum length 50 mm and no splits in the reference plane. Place the crystal XIN/XOUT traces short and symmetric, with ground guard traces on either side. The SWD/SWC pins should be brought out to a 10-pin Cortex Debug header or Tag-Connect for programming. Avoid routing high-speed signals across the thermal pad cutout zone to minimize return-path discontinuities.
Common pitfalls: (1) Forgetting to configure the PA24/PA25 USB pins as GPIO-disabled peripheral function before USB stack init; (2) failing to calibrate the internal 48 MHz DFLL against a 32.768 kHz crystal reference within 2 seconds of startup, causing USB enumeration failure; (3) using too-low-value decoupling capacitors that cause VDD droop during DMA bursts; (4) omitting the external 32.768 kHz crystal load capacitors, leading to RTC drift >2 minutes/day; (5) routing SWD signals near noisy switching nodes, causing debug lockup under EMI stress.
When routing SERCOM SPI at >10 MHz, use source-series termination (22-33 ohm resistor at driver output) to dampen ringing on long traces (>50 mm). For CAN-FD signals at 5 Mbps, keep bus stubs under 50 mm and use a 120-ohm termination at each bus end. I2S/SSC MCLK should be a 12.288 MHz crystal reference (low jitter, <50 ps RMS) for 96 kHz audio; a generic MCU crystal may introduce jitter audible as TDM noise floor degradation.
تعمیل کی معلومات
RoHS compliant and lead-free per Microchip product page. Industrial -40C to +85C operating range; AEC-Q100 qualified versions exist in the SAME51 family but the standard MU part is not AEC-Q100 - check ATSAME51G19A-MUT-EFP or ATSAME51G19A-MF-EFP for automotive.
