Kontron SMARC-sA3874i Manual do Utilizador descarregar pdf (Página 13)

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User’s Guide

3.2.2 Form Factor

The ULP-COM sA3874i module complies with the ULP-COM General Specification module size requirements in an

82mm x 50mm form factor.

3.2.3 CPU

The ULP-COM sA3874i module implements Texas Instruments Sitara ARM Cortex A8 microprocessor.

» 45nm AM3874 Cortex A8 1.0 GHz Single core.

» 32 KB Instruction cache and 32 KB Data cache

» 512 KB L2 cache

» 128 KB on-chip memory controller

» 23.0 x 23.0 mm 684-pin FCBGA package.

» Allowable CPU junction temperature range: -40

C to 90

3.2.4 Module Memory

The ULP-COM sA3874i module supports 1GB and 2GB total DDR3L memory, through two separate orderable SKU’s:

» 51002-1000-08-1 ULP-COM-sA3874i 800 MHz, 1GB memory

» 51002-2000-08-1 ULP-COM-sA3874i 800 MHz, 2GB memory

Additional SKUs may become available. SKU variations would include alternative eMMC options, including possibly

no on-Module eMMC. Check with your Kontron contact or on the Kontron web site for updated information.

3.2.5 On-board Storage

The ULP-COM sA3874i module supports SPI flash memory devices with build options from 4 GB up to 32 GB. The

standard SKUs support 4 GB eMMC flash.

3.2.6 Clocks

A 32.768 KHz clock is required for the Sitara ARM Cortex CPU RTC (Real Time Clock) and PMC (Power Management

Controller). This clock is provided by Power Management Unit (PMU).

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Kontron SMARC-sA3874i Manual do Utilizador Página 13