SD 記憶卡規格及控制方式

SD 記憶卡規格

引用 [ SD Card Association ] 的資訊來說

SD Memory Card










Specifications

Width : 24 mm
Length : 32 mm
Thickness : 2.1 mm
Card Volume : 1,596 mm3
Weight Approx. : 2 g
Operating Voltage : 2.7 - 3.6V
Write-protect Switch : YES
Terminal Guards : YES
Number of Pins : 9 pins

Architecture




















SDHC SD Memory Card













Specifications

Large Capacity ( File system changed from FAT12/16 to FAT32 )
Higher Data Transfer Speed ( SD Speed Class )
CPRM Copyright Protection ( same protection as SD)
Compact & Slim ( same size as SD )

Architecture




















miniSD™ Card










Specifications

Width : 20 mm
Length : 21.5 mm
Thickness : 1.4 mm
Card Volume : 589 mm3
Weight Approx. : 1 g
Operating Voltage : 2.7 - 3.6V
Write-protect Switch : NO
Terminal Guards : NO
Number of Pins : 11 pins

以下為著名製造商網站 :

1. SANDISK

2. Panasonic

3. TOSHIBA