ATSAMD51P19A - Electronic component Microchip - Free user manual and instructions
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| Product Type | 32-bit Microcontroller |
| Core | ARM Cortex-M4F with FPU |
| Maximum Clock Speed | 120 MHz |
| Flash Memory | 512 KB |
| SRAM | 192 KB |
| Package Type | 128-pin TQFP |
| Package Dimensions | 14 mm x 14 mm |
| Weight | Approx. 0.7 g |
| Operating Voltage | 1.71 V to 3.63 V |
| Temperature Range | -40 °C to +85 °C |
| Digital I/O Pins | Up to 98 |
| Analog Inputs | Up to 32 (12-bit ADC) |
| Communication Interfaces | USB, SERCOM (I2C, SPI, UART), CAN, I2S |
| Timers | 5 General Purpose, 24-bit |
| DMA Channels | 12 |
| Power Consumption (Active) | Typical 2.5 mA/MHz |
| Maintenance | None required; handle with ESD precautions |
| Safety Precautions | ESD sensitive; store in conductive packaging |
| Spare Parts / Repairability | Not repairable; replace entire component |
| Series | SAM D51 |
| Manufacturer | Microchip Technology |
Frequently Asked Questions - ATSAMD51P19A Microchip
What tools are recommended for programming the ATSAMD51P19A?
Microchip recommends using MPLAB X IDE with Xplained Pro boards or Atmel-ICE debugger. Third-party options like Arduino IDE (with appropriate core) are also available.
Can the ATSAMD51P19A be used with batteries?
Yes, it operates from 1.71V to 3.63V. For battery-powered designs, use low-power sleep modes and consider the RUNSTDBY configuration to reduce consumption.
What is the maximum PWM frequency achievable?
The timers can generate up to 120 MHz PWM signals using the TCC module. Actual frequency depends on resolution and clock configuration.
How many serial UARTs are available?
Up to 8 SERCOM channels, each configurable as UART, SPI, or I2C. This provides flexibility for multiple serial protocols.
Does the ATSAMD51P19A have built-in USB?
Yes, it features a USB 2.0 interface with host and device support, including USB-C and dual-role capabilities.
What is the maximum ADC sampling rate?
The 12-bit ADC can sample up to 1 Msps (million samples per second) with automatic averaging and offset correction.
Is the microcontroller suitable for safety-critical applications?
The ATSAMD51P19A includes ECC on Flash and Error Correction on SRAM, making it suitable for IEC 61508 and ISO 26262 applications with appropriate system design.
Can I use an external crystal for accurate timing?
Yes, it supports external crystals up to 32 MHz and includes a 32.768 kHz RTC crystal input for low-power timekeeping.
What is the typical power consumption in sleep mode?
In STANDBY mode, typical consumption is 1.5 µA with RTC and backup registers. Deeper sleep modes like Backup draw ~0.4 µA.
How do I solder the ATSAMD51P19A?
Use a reflow oven with lead-free solder paste. The package is MSL-3 (moisture sensitive), so bake before soldering if exposed to humidity.
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USER MANUAL ATSAMD51P19A Microchip
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Product information
Brand : Microchip
Model : ATSAMD51P19A
Category : Electronic component