描述 Description

The SAM D51 ?high performance micro-controller series? is targeted for general purpose applications? using the 32-bit ARM? Cortex?-M4 processor with Floating Point Unit (FPU), running up to 120 MHz ,up to 1 MB Dual Panel Flash with ECC, and up to 256 KB of SRAM with ECC .

Series offers excellent features with class leading power performance ideal for multiple market segments.

Key features

·???????? Quad Serial Peripheral Interface(QSPI) with? Execute in Place (XIP) Support.

·???????? Up to 2 Secure Digital Host Controller (SDHC)

·???????? Inter-IC Sound(I2S)Controller for Audio

·???????? Peripheral Touch Controller (PTC) supporting up to 256 channels of capacitive touch .

·???????? Full speed USB with embedded Host/device.

·???????? Supports 5 Low power modes with class leading 65μA/MHz Active Power Performance.

·???????? Integrated security including Asymmetric and Symmetric? Crypto hardware acceleration

·???????? Serial communication (SERCOM) ports configurable as UART/USART, ISO 7816, SPI or I2C?

Supported by MPLAB X IDE and MPLAB Harmony.

Functional Safety

This device supports the ISO 26262 (ASIL B) functional safety standard. ??

·???The Functional Safety Manual, FMEDA and information on the Diagnostic Software are available under NDA through the request form on the?32-bit Microcontrollers Functional Safety?web page.

·? ?Learn more about 32-bit MCUs with Functional Safety?capabilities?including device hardware and certified software libraries.?

特性 Features

? Floating Point Unit (FPU)
? Embedded Trace Module (ETM) with instruction trace stream
? Core Sight Embedded Trace Buffer (ETB)
? Error Correction Code (ECC)
? Dual bank with Read-While-Write (RWW) support
? EEPROM hardware emulation
? Error Correction Code (ECC) RAM option
? Up to 4 KB of Tightly Coupled Memory (TCM)
? Up to 8 KB additional SRAM with backup retention capability
? Power-on Reset (POR) and Brown-out detection (BOD)
? Internal and external clock options
? External Interrupt Controller (EIC)
? Two-pin Serial Wire Debug (SWD) programming, test, and debugging interface
? Five Low Power Modes (Idle, Standby, Hibernate, Backup, and Off )
? Sleep Walking peripherals.
? Battery backup support
? Embedded Buck/LDO regulator supporting on-the-fly selection.
? 65μA/MHz active power consumption.
? Five confidential modes of operation (ECB, CBC, CFB, OFB, CTR)
? True Random Number Generator (TRNG)
? RSA, DSA
? Elliptic Curves Cryptography (ECC) ECC GF(2n), ECC GF(p)
? Integrity Check Module (ICM) based on Secure Hash Algorithm (SHA1, SHA224, SHA256), DMA
? 32-channel Direct Memory Access Controller (DMAC)
? Compatibility with SD and SDHC Memory Card Specification Version 3.01
? Compatibility with SDIO Specification Version 3.0
? Compliant with JDEC specification, MMC memory cards V4.51
? eXecute-In-Place (XIP) support
? Up to 75 MHz SDR operation and DDR support
? Embedded host and device function
? USART with full-duplex and single-wire half-duplex configuration
? ISO7816
? I2C up to 3.4MHz
? SPI
? LIN master/slave
? RS485
? SPI inter-byte space
? One two-channel Inter-IC Sound Interface (I2S)
? ?Up to 14-bit parallel capture mode
? ?Up to 256 channel capacitive touch and proximity sensing
? 32-channel Event System
? 16-bit ,32-bit or 8-bit TC with two compare/capture channels
? ?Two 24-bit Timer/Counters for Control (TCC), with extended functions:
? Up to 5 wake-up pins with tamper detection and de-bouncing filter
? Watchdog Timer (WDT) with Window mode
? CRC-32 generator
? Position Decoder (PDEC)
? Frequency meter (FREQM)
? One Configurable Custom Logic (CCL)
? Differential and single-ended input
? Automatic offset and gain error compensation
? Oversampling and decimation in hardware to support 13-, 14-, 15-, or 16-bit resolution
? Dual 12-bit, 1 MSPS Output Digital-to-Analog Converter (DAC)
? ?Two Analog Comparators (AC) with Window Compare function
? One temperature sensor
? 51 ?programmable I/O pins
? 1.71V – 3.6V
? 64-pin QFN,TQFP,WLCSP