深圳市中立信电子科技有限公司

ATSAM4CMP8CB-AU

ARM微控制器 - MCU LQFP, Green, IND TEMP, CRYPTO, 3ph SOC, MRLC, 512K, R

Description ATSAM4CMP8CB-AU

The Atmel® | SMART SAM4CM series represents a family of system-on-chip

solutions for residential and polyphase metering applications. The devices offer

up to class 0.2 metrology accuracy over a dynamic range of 3000:1 within the

industrial temperature range and are compliant with ANSI C12.20-2002 and IEC

62053-22 standards.

Features ATSAM4CMP8CB-AU

 Application/Master Core

̶ ARM Cortex-M4 running at up to 120 MHz(1)

̶ Memory Protection Unit (MPU)

̶ DSP Instruction

̶ Thumb®-2 instruction set

̶ Instruction and Data Cache Controller with 2 Kbytes Cache Memory

̶ Memories

 Up to 2 Mbytes of Embedded Flash for Program Code (I-Code bus) and Program Data (D-Code bus)

with Built-in ECC (2-bit error detection and 1-bit correction per 128 bits)

 Up to 256 Kbytes of Embedded SRAM (SRAM0) for Program Data (System bus)

 8 Kbytes of ROM with embedded bootloader routines (UART) and In-Application Programming (IAP) routines

Embedded Characteristics ATSAM4CMP8CB-AU

 DMA AHB master interface

 Supports monitoring of up to 4 Non-Contiguous Memory Regions

 Supports block gathering through the use of linked list

 Supports Secure Hash Algorithm (SHA1, SHA224, SHA256)

 Compliant with FIPS Publication 180-2

 Configurable Processing Period:

̶ When SHA1 algorithm is processed, the runtime period is either 85 or 209 clock cycles.

̶ When SHA256 or SHA224 algorithm is processed, the runtime period is either 72 or 194 clock cycles.

 Programmable Bus burden