Difference between revisions of "Template:Comparison of memory cards"
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| 3.3V || 1.8V/3.3V || 1.8V/3.3V<ref>[http://www.jedec.org/download/search/JESD84-A44.pdf JEDEC MMC 4.4 Standard Pg.7], http://www.jedec.org 2008</ref><ref>[http://www.transcendusa.com/support/dlcenter/datasheet/TSxxMMC4.pdf Transcend v4.0 card does not support 1.8V], http://www.transcendusa.com 2009</ref> || 1.8V/3.3V || 3.3V || 3.3V || 3.3V || 3.3V | | 3.3V || 1.8V/3.3V || 1.8V/3.3V<ref>[http://www.jedec.org/download/search/JESD84-A44.pdf JEDEC MMC 4.4 Standard Pg.7], http://www.jedec.org 2008</ref><ref>[http://www.transcendusa.com/support/dlcenter/datasheet/TSxxMMC4.pdf Transcend v4.0 card does not support 1.8V], http://www.transcendusa.com 2009</ref> || 1.8V/3.3V || 3.3V || 3.3V || 3.3V || 3.3V | ||
|- | |- | ||
| − | !Type || MMC || RS-MMC || MMC Plus || SecureMMC|| SD || | + | !Type || MMC || RS-MMC || MMC Plus || SecureMMC|| SD || SDIO || miniSD || microSD |
|} | |} | ||
Table data compiled mostly from simplified versions of MMC and SDIO specifications and other data on SD card and MMC association web sites. Data for other card variations is interpolated. | Table data compiled mostly from simplified versions of MMC and SDIO specifications and other data on SD card and MMC association web sites. Data for other card variations is interpolated. | ||
Revision as of 18:53, 9 September 2011
| Type | MMC | RS-MMC | MMC Plus | SecureMMC | SD | SDIO | miniSD | microSD |
|---|---|---|---|---|---|---|---|---|
| SD Socket | Yes | Mechanical adapter | Yes | Yes | Yes | Yes | Electromechanical adapter | Electromechanical adapter |
| Pins | 7 | 7 | 13 | 7 | 9 | 9 | 11 | 8 |
| Form factor | shallow | shallow/narrow | shallow | shallow | deep (some) | deep | narrow/slim/shallow | narrow/slim/extra shallow |
| Breadth | 24 mm | 24 mm | 24 mm | 24 mm | 24 mm | 24 mm | 20 mm | 11 mm |
| Width | 32 mm | 18 mm | 32 mm | 32 mm | 32 mm | 32 mm+ | 21.5 mm | 15 mm |
| Depth | 1.4 mm | 1.4 mm | 1.4 mm | 1.4 mm | 2.1 mm (some) | 2.1 mm | 1.4 mm | 1 mm |
| SPI mode | Optional | Optional | Optional | Yes | Yes | Yes | Yes | Yes |
| 1-bit mode | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| 4-bit mode | No | No | Yes | ? | Optional | Optional | Optional | Optional |
| 8-bit mode | No | No | Yes | No | No | No | No | No |
| Interrupts | No | No | No | No | No | Optional | No | No |
| Max clock rate | 20 MHz | 20 MHz | 52 MHz | 20 MHz? | 208 MHz | 50 MHz | 208 MHz | 208 MHz |
| Max transfer | 20 Mbit/s | 20 Mbit/s | 416 Mbit/s | 20 Mbit/s? | 832 Mbit/s | 200 Mbit/s | 832 Mbit/s | 832 Mbit/s |
| Max SPI transfer | 20 Mbit/s | 20 Mbit/s | 52 Mbit/s | 20 Mbit/s | 50 Mbit/s | 50 Mbit/s | 50 Mbit/s | 50 Mbit/s |
| DRM | No | No | No | Yes | Yes | Template:N/A | Yes | Yes |
| User encrypt | No | No | No | Yes | No | No | No | No |
| Simplified spec | Yes | Yes | No | Not yet? | Yes | Yes | No | No |
| Membership cost | JEDEC: $4400/yr, optional | SD Card Association: $2000/yr, general; $4500/yr, executive | ||||||
| Specification cost | Free | ? | Simplified spec: free Full spec: free to members, $1000/yr to R&D non-members | |||||
| Host license | No | No | No | No | Yes $1000/yr | |||
| Card royalties | Yes | Yes | Yes | Yes | Yes | Yes +$1000/yr | Yes | Yes |
| Open source compatible | Yes | Yes | Yes? | Yes? | Yes | Yes | Yes | Yes |
| Nominal operating voltage | 3.3V | 1.8V/3.3V | 1.8V/3.3V[1][2] | 1.8V/3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Type | MMC | RS-MMC | MMC Plus | SecureMMC | SD | SDIO | miniSD | microSD |
Table data compiled mostly from simplified versions of MMC and SDIO specifications and other data on SD card and MMC association web sites. Data for other card variations is interpolated.
Capacity limit in all SD/MMC formats appears to be 128 GB in LBA mode (28-bit sector address).[citation needed]