EP2C20F484C8N鏄�涓�娆惧熀浜嶢ltera鍏�鍙哥殑Stratix II绯诲垪鍣ㄤ欢鐨凢PGA銆傚叾鍏�(n猫i)閮ㄧ祼(ji茅)妲�(g貌u)鐢遍倧杓�鍠�鍏�銆佸瓨鍎�(ch菙)妯″��銆丳LL鍜孖/O鍠�鍏冪瓑绲勬��銆�
銆�銆�1.閭忚集鍠�鍏�
銆�銆�閭忚集鍠�鍏冩槸EP2C20F484C8N鐨勬牳蹇冮儴浠�锛屽彲浠ュ��(sh铆)鐝�(xi脿n)鍚勭ó閭忚集鍔熻兘銆傝┎鍣ㄤ欢鍏遍泦鎴愪簡20,060鍊�(g猫)閭忚集鍠�鍏�锛屽彲浠ョ敤浜庡��(sh铆)鐝�(xi脿n)鍚勭ó鏁�(sh霉)瀛楅浕璺�瑷�(sh猫)瑷�(j矛)锛屼緥濡傝▓(j矛)绠楁��(j墨)绯荤当(t菕ng)銆侀�氫俊绯荤当(t菕ng)銆佸祵鍏ュ紡绯荤当(t菕ng)绛�銆�
銆�銆�2.瀛樺劜(ch菙)妯″��
銆�銆�瀛樺劜(ch菙)妯″�婃槸EP2C20F484C8N鐨勫彟涓�鍊�(g猫)閲嶈�佺祫鎴愰儴鍒�銆傝┎鍣ㄤ欢鍏辨湁4鍊�(g猫)M4K瀛樺劜(ch菙)鍣ㄦā濉婏紝绺�?c猫)钀樼箾?,464 Kbits銆傞�欎簺瀛樺劜(ch菙)鍣ㄦā濉婂彲浠ョ敤浜庡瓨鍎�(ch菙)绋嬪簭銆佹暩(sh霉)鎿�(j霉)鍜岀媭鎱�(t脿i)淇℃伅绛�銆傛�ゅ��锛屽瓨鍎�(ch菙)鍣ㄦā濉婇倓鍏锋湁蹇�閫熻畝瀵�閫熷害鍜屼綆鍔熻�楃殑鐗归粸(di菐n)锛屽彲浠ユ豢瓒抽珮閫熸暩(sh霉)鎿�(j霉)鍌宠几鍜屽瓨鍎�(ch菙)闇�姹�銆�
銆�銆�3.PLL
銆�銆�PLL鏄�涓�绋�閹栫浉鐠�(hu谩n)闆昏矾锛屽彲浠ュ皣杓稿叆淇¤櫉(h脿o)鐨勯牷鐜囧拰鐩镐綅閹栧畾鍒颁竴鍊�(g猫)鍙冭�冧俊铏�(h脿o)涓�銆侲P2C20F484C8N鍏遍泦鎴愪簡8鍊�(g猫)PLL锛屽彲浠ユ彁渚涢珮璩�(zh矛)閲忕殑鏅�(sh铆)閻樹俊铏�(h脿o)銆傞�欎簺PLL鍙�浠ョ敤浜庢��(sh铆)搴忔帶鍒�銆佹檪(sh铆)閻樺垎闋�銆佹檪(sh铆)閻樺�嶉牷銆佹檪(sh铆)閻樼浉浣嶅皪(du矛)榻婄瓑鎳�(y墨ng)鐢�銆�
銆�銆�4.I/O鍠�鍏�
銆�銆�I/O鍠�鍏冩槸EP2C20F484C8N鐨勬帴鍙ｉ儴鍒嗭紝鍙�浠ョ敤浜庤垏鍏朵粬瑷�(sh猫)鍌欓��(j矛n)琛岄�氫俊銆傝┎鍣ㄤ欢鍏辨湁484鍊�(g猫)I/O绠¤叧锛屾敮鎸佸�氱ó鍗�(xi茅)璀�锛屼緥濡侾CI Express銆丟igabit Ethernet銆丷apidIO鍜孲erial ATA绛�銆傞�欎簺I/O鍠�鍏冨彲浠ョ敤浜庡��(sh铆)鐝�(xi脿n)楂橀�熸暩(sh霉)鎿�(j霉)鍌宠几鍜岄�氫俊銆�

EP2C20F484C8N鏄�涓�娆惧熀浜嶧PGA鎶�琛�(sh霉)鐨勫櫒浠讹紝鍙�浠ラ潏娲诲湴瀵�(sh铆)鐝�(xi脿n)鍚勭ó鏁�(sh霉)瀛楅浕璺�瑷�(sh猫)瑷�(j矛)銆傚叾宸ヤ綔鍘熺悊涓昏�佹槸閫氶亷(gu貌)鍙�绶ㄧ▼閭忚集鍠�鍏冦�佸瓨鍎�(ch菙)鍣ㄦā濉�銆丳LL鍜孖/O鍠�鍏冪瓑绲勬垚閮ㄥ垎鐨勫��(xi茅)鍚屽伐浣滐紝瀵�(sh铆)鐝�(xi脿n)鍚勭ó鏁�(sh霉)瀛楅浕璺�鐨勯倧杓�鍔熻兘銆佸瓨鍎�(ch菙)鍔熻兘銆佹檪(sh铆)閻樻帶鍒跺拰澶栬ō(sh猫)閫氫俊绛�銆�
銆�銆�1.閭忚集鍠�鍏冨伐浣滃師鐞�
銆�銆�閭忚集鍠�鍏冩槸EP2C20F484C8N鐨勬牳蹇冮儴浠�锛屽彲浠ュ��(sh铆)鐝�(xi脿n)鍚勭ó閭忚集鍔熻兘銆傚叾宸ヤ綔鍘熺悊鍩轰簬鍙�绶ㄧ▼閭忚集鎶�琛�(sh霉)锛岄�氶亷(gu貌)鍙�绶ㄧ▼鐨勯倧杓�闁�鍜岃Ц鐧�(f膩)鍣ㄧ瓑鍏冧欢锛屽��(sh铆)鐝�(xi脿n)鍚勭ó鏁�(sh霉)瀛楅浕璺�鐨勯倧杓�鍔熻兘銆�
銆�銆�鍦‵PGA瑷�(sh猫)瑷�(j矛)涓�锛岄倧杓�鍠�鍏冮�氬父浣跨敤鐨勬槸鍙�绶ㄧ▼鐨凩UT锛堟煡鎵捐〃锛夊拰FF锛堣Ц鐧�(f膩)鍣�锛夌瓑鍏冧��銆侺UT鏄�涓�绋�鍩轰簬RAM鐨勯倧杓�闁�锛屽彲浠ュ��(sh铆)鐝�(xi脿n)鍚勭ó閭忚集鍑芥暩(sh霉)銆侳F鏄�涓�绋�瀛樺��(ch菙)鍏冧欢锛屽彲浠ュ��(sh铆)鐝�(xi脿n)鏅�(sh铆)搴忛倧杓�鍔熻��銆傞�氶亷(gu貌)灏嘗UT鍜孎F绛夊厓浠舵寜鐓т竴瀹氳��(gu墨)鍓囬��(j矛n)琛岀祫鍚�锛屽氨鍙�浠ュ��(sh铆)鐝�(xi脿n)鍚勭ó鏁�(sh霉)瀛楅浕璺�鐨勯倧杓�鍔熻兘銆�
銆�銆�2.瀛樺劜(ch菙)妯″�婂伐浣滃師鐞�
銆�銆�瀛樺劜(ch菙)妯″�婃槸EP2C20F484C8N鐨勫彟涓�鍊�(g猫)閲嶈�佺祫鎴愰儴鍒�銆傚叾宸ヤ綔鍘熺悊鍩轰簬瀛樺劜(ch菙)鎶�琛�(sh霉)锛岄�氶亷(gu貌)瀛樺劜(ch菙)鍣ㄥ柈鍏冨��(sh铆)鐝�(xi脿n)鏁�(sh霉)鎿�(j霉)鐨勫瓨鍎�(ch菙)鍜岃畝鍙�銆�
銆�銆�鍦‵PGA瑷�(sh猫)瑷�(j矛)涓�锛屽瓨鍎�(ch菙)妯″�婇�氬父浣跨敤鐨勬槸RAM锛堥毃姗�(j墨)瀛樺劜(ch菙)鍣�锛夊拰ROM锛堝彧璁�瀛樺劜(ch菙)鍣�锛夌瓑瀛樺��(ch菙)鍣ㄥ柈鍏�銆俁AM鏄�涓�绋�鍙�璁�瀵�鐨勫瓨鍎�(ch菙)鍣�锛屽彲浠ュ��(sh铆)鐝�(xi脿n)鏁�(sh霉)鎿�(j霉)鐨勫瓨鍎�(ch菙)鍜岃畝鍙栥�俁OM鏄�涓�绋�鍙�璁�鐨勫瓨鍎�(ch菙)鍣�锛屼富瑕佺敤浜庡瓨鍎�(ch菙)绋嬪簭浠ｇ⒓鍜屽父閲忔暩(sh霉)鎿�(j霉)绛�銆�
銆�銆�3.PLL宸ヤ綔鍘熺悊
銆�銆�PLL鏄�涓�绋�閹栫浉鐠�(hu谩n)闆昏矾锛屽彲浠ュ皣杓稿叆淇¤櫉(h脿o)鐨勯牷鐜囧拰鐩镐綅閹栧畾鍒颁竴鍊�(g猫)鍙冭�冧俊铏�(h脿o)涓�銆傚叾宸ヤ綔鍘熺悊鍩轰簬鍙嶉�嬫帶鍒舵妧琛�(sh霉)锛岄�氶亷(gu貌)鍙冭�冧俊铏�(h脿o)銆佸弽楗嬩俊铏�(h脿o)銆佹瘮杓冨櫒銆乂CO锛堥浕澹撴帶鍒舵尟钑╁櫒锛夌瓑绲勬垚閮ㄥ垎瀵�(sh铆)鐝�(xi脿n)銆�
銆�銆�鍦‵PGA瑷�(sh猫)瑷�(j矛)涓�锛孭LL涓昏�佺敤浜庢��(sh铆)閻樻帶鍒跺拰鏅�(sh铆)搴忔帶鍒剁瓑鎳�(y墨ng)鐢ㄣ�傞�氶亷(gu貌)PLL鐨勬檪(sh铆)閻樺垎闋�銆佹檪(sh铆)閻樺�嶉牷銆佹檪(sh铆)閻樼浉浣嶅皪(du矛)榻婄瓑鍔熻兘锛屽彲浠ュ��(sh铆)鐝�(xi脿n)鏅�(sh铆)搴忔帶鍒跺拰鏅�(sh铆)閻樺悓姝ョ瓑鎳�(y墨ng)鐢�銆�
銆�銆�4.I/O鍠�鍏冨伐浣滃師鐞�
銆�銆�I/O鍠�鍏冩槸EP2C20F484C8N鐨勬帴鍙ｉ儴鍒�锛屽彲浠ョ敤浜庤垏鍏朵粬瑷�(sh猫)鍌欓��(j矛n)琛岄�氫俊銆傚叾宸ヤ綔鍘熺悊鍩轰簬閫氫俊鍗�(xi茅)璀板拰鎺ュ彛鎶�琛�(sh霉)锛岄�氶亷(gu貌)纭�浠堕浕璺�瀵�(sh铆)鐝�(xi脿n)鏁�(sh霉)鎿�(j霉)鐨勫偝杓稿拰鎺ユ敹銆�
銆�銆�鍦‵PGA瑷�(sh猫)瑷�(j矛)涓�锛孖/O鍠�鍏冮�氬父浣跨敤鐨勬槸GPIO銆乁ART銆丼PI銆両2C鍜孲DI绛夋帴鍙ｏ紝鍙�浠ヨ垏鍏朵粬瑷�(sh猫)鍌欓��(j矛n)琛屽苟琛岄�氫俊鎴栦覆琛岄�氫俊銆傞�氶亷(gu貌)閫欎簺鎺ュ彛锛屽彲浠ュ��(sh铆)鐝�(xi脿n)楂橀�熸暩(sh霉)鎿�(j霉)鍌宠几鍜岄�氫俊銆�

1銆侀噰鐢�20,060鍊�(g猫)閭忚集鍏冧欢锛屾敮鎸佹渶澶х殑鐢ㄦ埗I/O鏁�(sh霉)閲忕偤484鍊�(g猫)锛屽叿鏈夐珮鎬ц兘鍜屼綆鍔熻�楃壒鎬�銆�
銆�銆�2銆佹敮鎸侀珮閫熶覆琛岄�氫俊妯�(bi膩o)婧�(zh菙n)锛屽�侴igabit Ethernet銆丳CI Express鍜孲erial RapidIO绛夛紝鍏峰倷楂橀�熸暩(sh霉)鎿�(j霉)鍌宠几鑳藉姏銆�
銆�銆�3銆佹敮鎸佸�氱ó瀛樺��(ch菙)鍣ㄩ�炲��锛屽寘鎷珼DR SDRAM銆丵DR II SRAM銆丗lash鍜孍EPROM绛�锛屽彲婊胯冻涓嶅悓鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鏅�涓嬬殑瀛樺��(ch菙)闇�姹傘��
銆�銆�4銆侀泦鎴愪簡澶氬��(g猫)楂樻�ц兘鏁�(sh霉)瀛椾俊铏�(h脿o)铏曠悊妯″��锛屽�侱SP銆佷箻娉曞櫒鍜屽姞娉曞櫒绛�锛屽彲瀵�(sh铆)鐝�(xi脿n)楂樻晥鐨勬暩(sh霉)瀛椾俊铏�(h脿o)铏曠悊銆�
銆�銆�5銆佹敮鎸佸�氱ó鏅�(sh铆)閻樼�＄悊鍜屾��(sh铆)搴忔帶鍒跺姛鑳�锛屽彲瀵�(sh铆)鐝�(xi脿n)绮剧⒑鐨勬檪(sh铆)搴忔帶鍒跺拰鏅�(sh铆)閻樼�＄��銆�
銆�銆�6銆佸叿鍌欏厛閫�(j矛n)鐨勯浕婧愮�＄悊鎶�琛�(sh霉)锛屽彲瀵�(sh铆)鐝�(xi脿n)浣庡姛鑰楄ō(sh猫)瑷�(j矛)鍜岄珮鏁堣兘婧愬埄鐢�銆�

瑷�(sh猫)瑷�(j矛)娴佺▼閫氬父鍖呮嫭浠ヤ笅骞惧��(g猫)姝ラ�燂��
銆�銆�1銆佽ō(sh猫)瑷�(j矛)闇�姹傚垎鏋愶細鏍规摎(j霉)鍏烽珨鎳�(y墨ng)鐢ㄩ渶姹�锛岀⒑瀹欶PGA鐨勯倧杓�銆佸瓨鍎�(ch菙)銆佹檪(sh铆)閻�銆佷俊铏�(h脿o)铏曠悊绛夋柟闈㈢殑瑷�(sh猫)瑷�(j矛)瑕佹眰銆�
銆�銆�2銆侀浕璺�鍘熺悊鍦栬��(sh猫)瑷�(j矛)锛氭牴鎿�(j霉)闇�姹傚垎鏋愮祼(ji茅)鏋滐紝绻�鍒堕浕璺�鍘熺悊鍦�锛屽寘鎷�閭忚集闆昏��銆佹檪(sh铆)閻橀浕璺�銆佸瓨鍎�(ch菙)鍣ㄩ浕璺�銆佹暩(sh霉)瀛椾俊铏�(h脿o)铏曠悊妯″�婄��銆�
銆�銆�3銆侀倧杓�缍滃悎锛氬皣闆昏矾鍘熺悊鍦栫炕璀�鎴怓PGA鍙�绶ㄧ▼閭忚集鍠�鍏冪殑瑾�(y菙)瑷�锛屽�俈erilog鎴朧HDL銆�
銆�銆�4銆佺墿鐞嗙稖鍚堬細鏍规摎(j霉)閭忚集缍滃悎绲�(ji茅)鏋滅敓鎴怓PGA鐨勫竷灞�鍜屽竷绶氫俊鎭�銆�
銆�銆�5銆佺‖浠堕��(y脿n)璀夛細閫氶亷(gu貌)浠跨湡鍜屽��(sh铆)闅涙脯(c猫)瑭﹂��(y脿n)璀夎ō(sh猫)瑷�(j矛)鐨勬�ｇ⒑鎬у拰鎬ц兘銆�
銆�銆�6銆佷笅杓夐厤缃�鏂囦欢锛氬皣鐢熸垚鐨勯厤缃�鏂囦欢涓嬭級鍒癋PGA涓�锛屽��(sh铆)鐝�(xi脿n)瑷�(sh猫)瑷�(j矛)鐨勫姛鑳�銆�

1銆佸湪瑷�(sh猫)瑷�(j矛)閬�(gu貌)绋嬩腑锛岄渶瑕佹敞鎰廎PGA鐨勬渶澶у伐浣滈牷鐜囧拰鍔熻�楃瓑鐗规�э紝浠ラ伩鍏嶈ō(sh猫)瑷�(j矛)閬�(gu貌)搴�銆�
銆�銆�2銆佸湪甯冨眬鍜屽竷绶氶亷(gu貌)绋嬩腑锛岄渶瑕佹敞鎰忔檪(sh铆)搴忛檺鍒跺拰淇¤櫉(h脿o)瀹屾暣鎬х瓑鍟忛�岋紝浠ラ伩鍏嶈��(sh猫)瑷�(j矛)涓�鐨勬��(sh铆)搴忔晠闅滃拰淇¤櫉(h脿o)鍣�鑱�銆�
銆�銆�3銆佸湪纭�浠堕��(y脿n)璀夐亷(gu貌)绋嬩腑锛岄渶瑕佸厖鍒嗚�冩叜娓�(c猫)瑭︾敤渚嬬殑瑕嗚搵搴﹀拰娓�(c猫)瑭︾簿搴�锛屼互淇濊瓑娓�(c猫)瑭︾祼(ji茅)鏋滅殑鍙�闈犳�у拰婧�(zh菙n)纰烘�с��
銆�銆�4銆佸湪涓嬭級閰嶇疆鏂囦欢鍓嶏紝闇�瑕侀��(j矛n)琛屽厖鍒嗙殑娓�(c猫)瑭﹀拰椹�(y脿n)璀�锛屼互纰轰繚瑷�(sh猫)瑷�(j矛)鐨勫姛鑳芥�ｅ��銆�