|
|||||
¿©±â´Ù ¿Ã¸®´Â°Ô ¸Â´ÂÁö.. ^^; ÀÏ´Ü ¿Ã·Áº¾´Ï´Ù. ============================================== CFµµ II°¡ ³ª¿À¸é¼ 8mb/sÀÇ ¼Óµµ°¡ 16mb/s·Î ¿Ã¶ó°¬½À´Ï´Ù. SDµµ ¿äÁò 10mb/sÀÇ ¼Óµµ°¡ ³ª¿À´Â °ÍÀ¸·Î ¾Ë°í ÀÖ½À´Ï´Ù. Àü·Â¼Ò¸ð´Â cf°¡ ¸¹´Ù, sd°¡ Àû´Ù... ¸»µéÀÌ ¸¹Àºµ¥, ¸ðµÎ À¯ÀúºÐµéÀÇ Á÷Á¢ üÇè¿¡ ÀÇÇÑ °ÍÀ¸·Î ¾Ë°í ÀÖ½À´Ï´Ù. ÀúÀåÀåÄ¡À̱⠶§¹®¿¡ ¾ï¼¼½º ÇÒ °æ¿ìÀÇ Àü·Â¼Ò¸ð¿Í ´ë±âÇÒ°æ¿ìÀÇ Àü·Â¼Ò¸ð, ½½¸³¸ðµåÀÇ Àü·Â¼Ò¸ð.. °¢°¢ ´Ù¸¦ °Í °°½À´Ï´Ù. ¹°·Ð, °°Àº Ç÷¡½¬À̱⠶§¹®¿¡ º¸´Ù ÀûÀº ±¸µ¿·ÎÁ÷ (Å©±â¸¸À¸·Î´Â sd°¡ À۱⠶§¹®¿¡ ´õ ÀÛÀº ·ÎÁ÷ÀÌ µé¾î°¬À» °ÍÀ̶ó°í »ý°¢ÇÕ´Ï´Ù.) ¿¡ ÀÇÇØ Àü·Â¼Ò¸ðÀÇ Â÷ÀÌ°¡ ³´Ù°í »ý°¢ÇÕ´Ï´Ù. ¾Æ·¡ÀÇ °ø½Ä Çùȸ »çÀÌÆ® ¿¡¼µµ Á¤È®ÇÑ ½ºÆåÀº ¾ð±ÞÇÏÁö ¾Ê³×¿ä... http://www.compactflash.org http://www.sdcard.org CFÃø¿¡¼´Â ÀÌ·´´Ï´Ù. Flash chip technology advances have allowed flash chips to achieve sustained data transfer rates of 5-9MB/sec. The development of the 16MB/sec interface means that the CompactFlash interface will not restrict the sustained data transfer rate of CompactFlash cards in the near future. ÀÌ ¸»Àº ÇöÀç 10mb/sÀÇ ¼Óµµ¸¦ ³»´Â sdÄ«µåÀÇ °æ¿ìµµ cf¿Í ´Ù¸¦°Ô ¾ø´Ù´Â ¼Ò¸® ¾Æ´Ñ°¡¿ä? È®½ÇÇÑ °ÍÀº µü µÎ°¡Áö ÀÔ´Ï´Ù. 1. CF¿Í SD´Â Å©±â°¡ ´Ù¸£´Ù. 2. CF¿Í SD´Â ÃÖ´ë Áö¿øÇÒ¼ö ÀÖ´Â ¼Óµµ°¡ ´Ù¸£´Ù. ¹þ, µÑ´Ù ÃæºÐÇÑ ¼Óµµ¸¦ °¡Áö°í ÀÖ´Ù. CF¿Í SDÀÇ Àü·Â¼Ò¸ð¸¦ ¾Ë¾Æº¸±â À§ÇØ ¿©±âÀú±â µÚÁ® ºÃ½À´Ï´Ù. CF¿Í SDÀÇ ·ÎÁ÷À» ¸¸µå´Â ȸ»ç¸¶´Ù ¾à°£ÀÇ Â÷ÀÌ°¡ ÀÖ°ÚÁö¸¸, ±×´ÙÁö Å« Â÷ÀÌ´Â ¾øÀ» °ÍÀ¸·Î º¸°í °Ë»öÇؼ °É¸®´Â ȸ»çÀÇ ¸î°¡Áö Á¦Ç°À» »ìÆìºÃ½À´Ï´Ù. Å·½ºÅæ»çÀÇ CF ½ºÅ丮Áö Ä«µå¿Í ·º»çÀÇ SDÄ«µå¸¦ ºñ±³ÇØ º¾´Ï´Ù. http://www.kingston.com/products/cf.asp http://www.mittoni.com.au/catalog/product_info.php/products_id/1237 Å·½ºÅæ (CF) Sleep/Standby Current 100 uA (typical) Read/Write Current 45 mA (typical) 75 mA (max.) ·º»ç (SD) SD Card power consumption 45mA. Standby mode 120¥ìA power consumption. ½½¸³/½ºÅĹÙÀÌ ÀÏ°æ¿ì Å·½ºÅæ 5Vµ¿ÀÛÀº 100uA * 5 = 500uW Å·½ºÅæ 3.3V µ¿ÀÛÀº 330uW ·º»ç 3.3V µ¿ÀÛÀº 396uW ÀÐ°í ¾µ¶§ Å·½ºÅæ 5Vµ¿ÀÛÀº 45*5 = 225mW, ¸Æ½Ã¸ØÀº 75*5 = 375mW Å·½ºÅæ 3.3V µ¿ÀÛÀº 45*3.3 = 148.5mW, ¸Æ½º´Â 247.5mW ·º»ç 3.3V µ¿ÀÛÀº 3.3 * 45 = 148.5mW À̹ø¿£ ·£Ä«µåÀÇ °æ¿ìÀÔ´Ï´Ù. D-LinkAir DCF-650W Wireless Compact Flash Card ¶ó´Â ¸ðµ¨°ú SyChipÀÇ WLAN6060SD ¶ó´Â ¸ðµ¨ µÎ°¡Áö¸¦ »ìÆ캸°Ú½À´Ï´Ù. http://computers-networks-routers.com/wireless/80211b/dlink/dlink_dcf-650w_80211b.htm ÀÌ°í¿ä http://www.sychip.com/PUB/WLAN6060SD5.pdf D-LinkAirÀÇ °æ¿ì (CF) TX : 380 * 3.3 = 1254mW RX : 280 * 3.3 = 924mW Sleep : 17 * 3.3 = 56.1mW SyChipÀÇ °æ¿ì (SD) TX : 274 * 3.3 = 904.2mW RX : 284 * 3.3 = 937.2mW Sleep : 36 * 3.3 = 118mW ======================================== ´ëÃæ °á·ÐÀ» ³»¸®¸é, CF¿Í SDÀÇ Â÷ÀÌ´Â 1. Ç¥ÁØÈµÈ ±Ô°ÝÀÇ Å©±â°¡ ´Ù¸£´Ù. 2. ±Ô°ÝÀÇ Â÷ÀÌ¿¡¼ Áö¿øÇÏ´Â ¼Óµµ°¡ ´Ù¸£´Ù. (ÇÏÁö¸¸ 10mb/s ÀÌ»óÀ̸é Â÷ÀÌ ¾ø´Ù. ¿¾³¯¿¡´Â CF 8mb/s, SD 2mb/s ¿´±â ¶§¹®¿¡ Â÷ÀÌ°¡ ÄÇ´Ù.) 3. Àü·Â¼Ò¸ðÀÇ °æ¿ì, ÇÁ·Î´öÆ®¸¦ ¸¸µå´Â ȸ»ç¿¡ µû¶ó ¾à°£ÀÇ Â÷ÀÌ°¡ ÀÖÁö¸¸, SD¿Í CFÀÇ ±Ô°Ý Â÷ÀÌ¿¡ µû¸¥ Àü·ÂÂ÷ÀÌ´Â ¾ø´Ù. (ºñ½ÁÇÑ ·ÎÁ÷À̱⠶§¹®¿¡ ´ç¿¬ÇÑ À̾߱â. ¹°·Ð CF°¡ 5V¸¦ »ç¿ëÇÏ¸é ´ç¿¬È÷ Àü·Â¼Ò¸ð°¡ ¸¹¾ÆÁø´Ù.) °á·Ð °ªÀÌ ½Ñ CF°¡ ¾ÆÁ÷Àº ¼ÒºñÀÚ¿¡°Ô ÈÎ ³´´Ù. ¹Ý¹ÚÇØ ÁÖ¼¼¿ä~ ==================================================================== Ãß°¡ ÇÕ´Ï´Ù. Áú´ä °Ô½ÃÆÇ¿¡ ¾î¶²ºÐÀÌ ¸¶ÀÌÅ©·Î µå¶óÀ̺긦 ¹°¾îº¸½Ã±æ·¹ Á¶»çÇØ ºÃ½À´Ï´Ù. http://www.memorysuppliers.com/hi4gbmi4cofl.html ¿¡¼ Âü°íÇß°í¿ä È÷Ÿġ/IBM 4GB ¸¶ÀÌÅ©·Î µå¶óÀ̺ê ÀÔ´Ï´Ù. ½ºÆåÀº ¾Æ·¡¿Í °°³×¿ä... Power (3.3 V supply) ?Requirement: +3.3 VDC, +/- 5% ?Current (write): 305 mA ?Current (standby): 16 mA ?Power consumption efficiency: 0.055 watts/GB at idle Power (5 V supply) ?Requirement: +5 VDC, +/- 5% ?Current (write): 314 mA ?Current (standby): 18 mA ?Power consumption efficiency: 0.090 watts/GB at idle !!!!!!!!!! Àüü °á·Ð!!!!!!!!!!!!! 1. ½½¸³¸ðµåÀÏ °æ¿ì CF´Â Micro Drive¿Í 160¹è(3.3V) - 180¹è(5V)ÀÇ Àü·Â¼Ò¸ð Â÷ÀÌ°¡ ÀÖ°í, CF¿Í SD´Â °ÅÀÇ Â÷ÀÌ°¡ ¾øÀ½. 2. R/W ¸ðµåÀÏ °æ¿ì, 4.06¹è(3.3V) - 6.97¹è(5V) ÀÇ Àü·Â¼Ò¸ð Â÷ÀÌ°¡ ÀÖÀ½. ¸¶Âù°¡Áö·Î CF¿Í SD´Â °ÅÀÇ Â÷ÀÌ°¡ ¾øÀ½. |
|
| ||
| ||
| ||
| ||
|
|