4 features and interfaces, 1 onboard emmc flash, 2 secure digital card – Kontron SMARC-sXBTi User Manual

Page 22: Features and interfaces, Onboard emmc flash, Secure digital card

SMARC-sXBTi / Features and Interfaces

4 Features and Interfaces

4.1

Onboard eMMC Flash

The SMARC-sXBTi features a 14x18mm onboard Micron NAND Flash drive with capacities of 2-64GB eMMC. The Flash drive
includes a Phison PS8200 micro controller and supports:

» JEDEC/MMC standard version 4.41 compliant

» class 0 (basic); class 2 (block, read); class 4 (block write); class 5 (erase); class 6 (write protect); class 7 (lock card)

» MMCplus™ and MMCmobile™ protocols

» 52 MHz clock speed (MAX)

» Boot operation (high-speed boot)

» Sleep mode

» Replay-protected memory block (RPMB)

» Secure erase and trim

» Permanent and power-on write protection

» Double data rate (DDR) function

» Wear Leveling, ECC and block management

» -40°C to +85°C indutrial temperature range

» Multi-Level-Cell (MLC) technology

» Single-Level-Cell (SLC) technology optional by firmware re-configuration during SMARC-sXBTi manufacturing

Flash Part No.

MTFC4GMVEA-4M IT

MTFC8GLVEA-4M IT

MTFC16GJVEC-4M IT

MTFC32GJVED-4M IT

MTFC64GJVDN-4M IT

Nominal Flash Size MLC

4GByte

8GByte

16GByte

32GByte

64GByte

Nominal Flash Size SLC

2GByte

4GByte

8GByte

16GByte

32GByte

Sequential MLC read
speed

44 MB/s

Sequential MLC write

speed

13.5 MB/s

20 MB/s

20MB/s

20 MB/s

I/O Performance
read/write

1100 / 100 IOPS

Endurance (# of P/E

cycles)

MLC: 3k

SLC: 60k

MLC: 3k

SLC: 60k

MLC: 3k

SLC: 60k

MLC: 3k

SLC: 60k

MLC: 3k

SLC: 60k

Notes:

» Random access of 4KB chunk, sequential read access of 1MB chunk

» Data based on Datasheet Micron eMMC Rev.B from 2/2012

» ~10% of the nominal flash size are reserved for Firmware and Block Management

4.2

Secure Digital Card

The SMARC-sXBTi supports an SDIO Interface to be used for micro/mini/standard SD Card sockets. Following SD Cards are
validated from Kontron and recommended for use:

swissbit® S-200U & S-300U Series Industrial microSD Card

» compliant to SD Card specification 2.0

» Wear Leveling of static and dynamic data