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Acer Aspire E1-521 - Page 37

Acer Aspire E1-521
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Hardware Specifications and Configurations 1-30
Features
Compliant with MultiMediaCard System Specification
version 4.4
Compliant with Memory Stick XC Duo Format Specification
Version 1.00-00
Compliant with Memory Stick XC-HG Duo Format
Specification Version 1.00-00
Compliant with Memory Stick XC Micro Format Specification
Version 1.00-00
Compliant with Memory Stick XC-HG Micro Format
Specification Version 1.00-00
Compliant with Memory Stick PRO-HG Duo Format
Specification Version 1.03-00
Compliant with Memory Stick HG Micro Format
Specification Version 1.00-00
Compliant with Memory Stick PRO Standard Format
Specification Version 1.05-00
Compliant with Memory Stick Standard Format Specification
Version 1.43
Compliant with xD-Picture Card Specifications Version 1.2
Support the following memory card interfaces:
Secure Digital TM (SD), SDXC, SDHC, MultiMediaCard TM
(MMC), Mini-SD, Micro-SD (T-flash), RS-MMC, Mobile-MMC
and MMC-micro
MMC 8-bit date mode
SDXC and MSXC up to 2TB
Support SD3.0 SDR-104 (208MHz SD clock), SDR-50 (100MHz
SD clock) and DDR 50 (50MHz SD clock)
Memory Stick TM (MS), Memory Stick PROTM (MS-PRO), MS
Duo, MS-PRO Duo and Micro-MS (M2)
MSPRO-HG Duo 8-bit date mode
xD-Picture Card TM (xD) includes Type M+, Type M and Type H
Support hardware ECC (Error Correction Code) function
Support hardware CRC (Cyclic Redundancy Check)
function
On chip 800ma MOSFET (for 1st LUN) for direct power
control of all types memory cards
On chip 400ma MOSFET (for 2nd LUN) for direct power
control of MSXC card.
Support SD CPRM function and Memory Stick Pro
MagicGate function
Support MSXC Power Class 0,1 and 2
Support Memory Stick Pro MS Formatter function
Support PCI Express Clock Request (CLK_REQ#) to save
power consumption
Built-in variable sampling clock generator to determine
correct sampling point for SD3.0 UHS card.
Support ASPM L0s/L1 to save power consumption
Support Auto-Delink mode to save power consumption
Programmable Subsystem ID and Subsystem Vendor ID
without an external EEPROM
Support Spread Spectrum Clock for SD/MMC and MS/
MSPRO/HG to reduce EMI effect
48-pin LQFP package

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