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  hufskon (hufskon) /  2003-07-12 20:36 / IP/ ½Å°í/ ÀÌ´ñ±Û¿¡´ñ±Û´Þ±â
  CLÀ̶õ CAS Latency¸¦ ÁÙÀÎ ¸»ÀÔ´Ï´Ù.

CL2¿Í CL3ÀÇ Â÷ÀÌÁ¡Àº Latency Áï Áö¿¬½Ã°£ÀÔ´Ï´Ù. ·¥ÀÇ ¼Óµµ´Â Á¤ÇØÁ® ÀÖÀ¸´Ï ·¥ÀÌ ¾î¶² ÀÛ¾÷À» ¼öÇàÇÒ¶§ ·¥ÀÇ Å¬·°¿¡ ¸ÂÃç¼­ Áö¿¬½Ã°£À» Á¤Çسõ´Â °Ì´Ï´Ù. CL2´Â 2Ŭ·° »çÀÌŬ, CL3´Â 3Ŭ·° »çÀÌŬÀÌ Áö¿¬½Ã°£ÀÔ´Ï´Ù. ±×·¯¹Ç·Î ´ç¿¬È÷ Áö¿¬½Ã°£ÀÌ ÀûÀº ·¥ÀÌ ´õ ºü¸£°ÚÁÒ?

CLÀº ´ÙÀ½ÀÇ ¼¼ °¡Áö·Î ³ª´¹´Ï´Ù.

1. tCAC/tCLK - Column Access Time/tCLK. CAS Latency. ÀÏ¹Ý PC133·¥ÀÇ tCAC´Â ¾à 20~22.5nsÁ¤µµÀÔ´Ï´Ù. ±×·¯¹Ç·Î 20~22.5³ª³ëÃÊ/7.5³ª³ëÃÊ(FSB133ÀÇ tCLK)=2.666~3.000ÀÇ ·¹ÀÌÅϽð¡ ³ª¿É´Ï´Ù. FSB100ÀÇ °æ¿ì 20~22.5/10(FSB100ÀÇ tCLK)=2.00~2.25À̹ǷΠtCAC°¡ 20³ª³ëÃÊÀÎ °æ¿ì¸¸ 2À̰í 2.25À϶§´Â 2º¸´Ü ³ôÀ¸¹Ç·Î 3ÀÔ´Ï´Ù.

2. tRCD/tCLK - RAS¿Í CAS Access »çÀÌÀÇ ½Ã°£/tCLK. ÀÏ¹Ý PC133·¥Àº ½ºÆå»ó 20³ª³ëÃʰ¡ °É¸³´Ï´Ù. °è»êÇØº¸¸é 20/7.5=2.666...À» ¹Ý¿Ã¸²Çؼ­ 3, FSB100¿¡¼± 20/10=2ÀÔ´Ï´Ù.

3. tRP/tCLK - ¸Þ¸ð¸® ¹ðÅ©°£ ½ºÀ§ÄªÀ» Çϴµ¥ °É¸®´Â ½Ã°£/tCLK. ÀÏ¹Ý PC133·¥Àº ½ºÆå»ó 20³ª³ëÃʰ¡ °É¸³´Ï´Ù. °è»êÇØº¸¸é 20/7.5=2.666...À» ¹Ý¿Ã¸²Çؼ­ 3. FSB100¿¡¼± 20/10=2ÀÔ´Ï´Ù.

(tCAC,tRCD,tRP´Â ÇØ´ç ·¥ Á¦Á¶È¸»ç µ¥ÀÌŸ½ÃÆ®¿¡¼­ È®ÀÎÇÒ¼ö ÀÖ½À´Ï´Ù. tCAC´Â ¾È³ª¿Í ÀÖÀ» ¼öµµ ÀÖ½À´Ï´Ù.)

tCLK´Â 1 Clock Cycle´ç °É¸®´Â ½Ã°£ÀÔ´Ï´Ù. Áï FSB 133Mhz´Â ÃÊ´ç 133¸Þ°¡ clock cycleÀ̹ǷΠ1ÃÊ/133¸Þ°¡=7.5³ª³ëÃʰ¡ tCLKÀÔ´Ï´Ù. FSB 100¿¡¼­´Â 10³ª³ëÃÊÀ̱¸¿ä. ±×·¯¹Ç·Î À§¿Í °°ÀÌ tCAC, tRCD, tRP¸¦ FSB¿¡ µû¶ó tCLKÀ¸·Î ³ª´©¸é °¢ FSB¿¡¼­ÀÇ ¸Þ¸ð¸® ·¹ÀÌÅϽð¡ ³ª¿É´Ï´Ù. ÀÌ·¸°Ô °è»êÇØ º¸¸é ÀÏ¹Ý PC133Àº FSB133¿¡¼­ ·¹ÀÌÅϽð¡ 3-3-3ÀÌ, FSB100¿¡¼­´Â 3-2-2³ª 2-2-2°¡ Á¤»óÀ̶ó´Â °á·ÐÀÌ ³ª¿É´Ï´Ù. PC133·¥ Áß¿¡ °ø½ÄÀûÀ¸·Î FSB133 CL2¸¦ Áö¿øÇÏ´Â ·¥À̸é FSB150, 3-3-3±îÁö °¡´ÉÇÕ´Ï´Ù.

DDR SDRAMÀÇ °æ¿ì¿¡´Â CL2¿Í CL2.5°¡ ÀÖ½À´Ï´Ù. CL3°¡ ¾Æ´Ñ CL2.5ÀÎ ÀÌÀ¯´Â DDR SDRAMÀº SDRAM°ú °°Àº ·¹ÀÌÅϽø¦ °®Áö¸¸(±¸Á¶´Â µÑ´Ù °ÅÀÇ °°½À´Ï´Ù.) Ŭ·° µÎ¹è »½Æ¢±âÀ̱⠶§¹®¿¡ ÀÌ·ÐÀûÀ¸·Î CL2¿Í CL3ÀÇ Â÷ÀÌÀÎ 1À» 2·Î ³ª´«(Ŭ·°´ç 2¹è·Î Àü¼ÛÇϹǷΠ2·Î ³ª´©´Â °Ì´Ï´Ù.) 1/2ÀÇ ·¹ÀÌÅϽð¡ ´õÇØÁö°Ô µË´Ï´Ù. ±×·¯¹Ç·Î CL2.5°¡ µÇ´Â °Ì´Ï´Ù.(SDRAMÀÇ CL3¿Í DDRÀÇ CL2.5´Â °°Àº °Å¶ó°í »ý°¢ÇÏ½Ã¸é µË´Ï´Ù)

Ãâó : Á¦ ±Û+ÇÏÀÌÅÚ Çϵ嵿 °­Á¶õÀÇ ±Û(Ʋ¸°ºÎºÐÀÌ Á¶±Ý À־ ¼öÁ¤Çß½À´Ï´Ù)

»ç¿ëÇϽô º¸µåº°·Î ´Ù¼Ò ÃÖÀûÈ­¿¡ Â÷À̰¡ ÀÖ½À´Ï´Ù. CAS¿Í ÇÔ²² ¹ðÅ©µµ Á¶ÀýÇØÁÖ½Ã¸é µË´Ï´Ù. »êµå¶ó¿¡¼­ È®ÀÎÇϽø鼭 ÇÏ¸é µÇ±¸¿ä...

  hufskon (hufskon) /  2003-07-12 20:36 / IP/ ½Å°í/ ÀÌ´ñ±Û¿¡´ñ±Û´Þ±â
  À§ ±ÛÀÇ Ãâó´Â À̹ü½Å ÅÊÄ¿´Ô²²¼­ Á¤¸®ÇÏ½Å°É ¿Ã·Áµå·È½À´Ï´Ù. Á¦°¡ ¾´ ±ÛÀÌ ¾Æ´ÔÀ» ¾Ë·Áµå¸³´Ï´Ù^^
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4349 Á¦ ¸ÞÀκ¸µå¿¡ Çϵå(HDD)¸¦ Ãß°¡ÇÒ¼ö ÀÖÀ»±î¿ä?? ÃÖ¿ë¹® 03-07-13 1168
4348 ASUS P4PE¿¡ ´ëÇÑÁú¹®ÀÔ´Ï´Ù. R: 1 Á¶¿íÈñ 03-07-13 1102
4347 ¶óµ­ 9500pro Á¾·ù¿¡ º¸¸é ·¥¿¡ ´ëÇØ¼­... R: 1 ÀÌ¿¬ÈÆ 03-07-13 1594
4346 ÆæÆ¼¾ö3¿¡¼­´Â ½½¸²ÇüÀ» »ç¿ëÇÒ ¼ö ¾ø³ª¿ä? R: 1 ±è¿µ¿í 03-07-13 1031
4345 ½Ãµðrw¿¡ 80ÇÉÂ¥¸® ÄÉÀÌºí »ç¿ëÇØµµ »ó°ü¾ø´ÂÁö¿ä..? R: 1 ±èÁØÇõ 03-07-13 1449
4344 ÆæÆ¼¾ö 4 »ç¾ç ¾÷±Û¿¡ ÆÄ¿ö 250W´Â ¹«¸®ÀÎÁö¿ä? R: 1 °¥´ñÀÙ 03-07-13 1711
4343 [Áú¹®]IDEÀνÄÀÌ ¹«Ã´ ´Ê´Âµ¥...¹¹°¡ ¹®Á¦ÀÎÁö? R: 1 À̰æÃ¶ 03-07-12 1080
4342 ¿¹¼Ö-·ÎÆäÁî2 ¾î¶°ÇѰ¡¿ä....ÄÉÀ̽º Áú¹® ÀÔ´Ï´Ù... R: 2 °­ÀüÅ 03-07-12 1273
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4340 Àú±â Áú¹®ÀÌ Àִµ¥¿è~~^^ R: 1 ¾çÈñ¼º 03-07-12 1116
4339 ±×·¡Çȵµ ±úÁ®¿ä ¤Ð¤Ð R: 5 À̳ª¶ó 03-07-12 1111
4338 ÀÚ²Ù ´Ù¿îµÇ¿© R: 3 À̳ª¶ó 03-07-12 1303
4337 ±×·¡ÇÈÄ«µå°¡ °íÀ峪¼­ ±³È¯À» ÇØ¾ßÇϴµ¥.... R: 3 ±¸Àç¿ì 03-07-12 1279
4336 ÀÚ²Ù¸¸ Àç½Ãµ¿À» Çϳ׿ä..µµ¿ÍÁÖ¼¼¿ä °í¼ö´Ôµé R: 4 Àü¿Ï¼ö 03-07-12 1085
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4334 º¸µå³ª¶ó¿¡¼­ ¸Þ¸ð¸®º° ȣȯ¼º Å×½ºÆ®ÇѰÅ? R: 2 rora 03-07-12 1180
4333 Á¦º¸µå¿¡ 160±â°¡ Çϵ带 ´Þ¼öÀÖÀ»±î¿ä? R: 1 ·ù¹Î 03-07-12 1299
4332 ¸Þ¸ð¸® ¹®ÀÇ . R: 2 rora 03-07-12 1355
4331 MSD P4IBAD(i845DDR/õ³â Firebird) »ç¿ëÇØ º¸½Å ºÐ °è½Å°¡¿ä? hufskon 03-07-12 1321
4330 ASUS P4P800 Deluxe¿¡ °üÇÑ ±Ã±ÝÁõ R: 2 ¾ÈÁؼ¼ 03-07-12 1541
4329 via ¾ÆÆú·Îpro 133a º¸µå x4 Áö¿øÇÏ´ÂÁö ±Ã±ÝÇÕ´Ï´Ù R: 1 ±èÁ¤¼ö 03-07-12 1047
4328 ¸î Àϵ¿¾È ²þ²þ°Å¸° ³¡¿¡ °ßÀûÀ» »Ì¾ÆºÃ½À´Ï´Ù..Á¶¾ð,Ãæ°í ºÎʵ右´Ï´Ù.. R: 5 ±è±âÈÆ 03-07-11 1204
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4326 crt¸ð´ÏÅÍ¿Ílcd¸ð´ÏÅÍÁß ¹¹°¡´õ È­ÁúÀÌ ÁÁÀº°¡¿ä? R: 2 ½ÉÀμö 03-07-11 1308
4325 AGP x4¶û x2 ¶û ¼ÓµµÂ÷ÀÌ´Â ¾î´ÀÁ¤µµÀԴϱî R: 2 ±èÁ¤¼ö 03-07-11 1139
4324 Asus p4pe¿¡ ´ëÇÑ Áú¹®ÀÔ´Ï´Ù. -±Þ- R: 3 Á¶¿íÈñ 03-07-11 1264
4323 ¸Þ·Î¸® ¹®ÀÇ µå·Á¿©~ R: 1 rora 03-07-11 895
4322 ÇÑ 5³â¸¸¿¡ ¾÷±×·¹À̵带 Çϴ»ç¶÷ÀÔ´Ï´Ù.¤Ñ,.¤Ì; ¿ë¾î ¼³¸íÁ» ÇØÁÖ¼¼¿ä. R: 4 ¹ÚÁ¾¼ö 03-07-11 1300
4321 AOpen AX4SPE-N º¸µå¿¡¼­ IDE2°³, SATA2°³ ¾²·Á°íÇÕ´Ï´Ù..±ÞÇϰŵ翩~~ R: 2 ÀÓ¼öÅà 03-07-11 1300
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