CY7C291A-25WC 鏅傞枔锛�2025/5/10 9:03:26 闁辫畝锛�22

CY7C291A-25WC 鏄敱 Cypress Semiconductor 鎺ㄥ嚭鐨勪竴娆剧暟姝� FIFO 瀛樺劜鍣ㄨ姱鐗�銆傝┎鍣ㄤ欢鎻愪緵娣卞害鐐� 8K x 9 姣旂壒鐨勫瓨鍎茬┖闁�锛屽皥鐐洪珮閫熸暩(sh霉)鎿�(j霉)绶╂矕鍜屽悓姝ヨ€岃ō(sh猫)瑷�銆傚畠鏀寔闆欐檪閻樻搷浣滐紝鍏佽ū杓稿叆鍜岃几鍑虹鍒嗗垾浣跨敤鐛ㄧ珛鐨勬檪閻樺煙閫�(j矛n)琛屾暩(sh霉)鎿�(j霉)鍌宠几锛屽緸鑰岀啊鍖栦簡璺ㄦ檪閻樺煙鐨勮ō(sh猫)瑷堥亷绋嬨€�
銆€銆€瑭茶姱鐗囧叿鏈夋豢妯�(bi膩o)蹇� (Full Flag) 鍜岀┖妯�(bi膩o)蹇� (Empty Flag)锛岀敤浜庢寚绀� FIFO 鐨勭媭鎱�(t脿i)锛屽苟涓斿彲浠ラ€氶亷绱氳伅(li谩n)鍔熻兘鎿村睍瀛樺劜娣卞害銆侰Y7C291A-25WC 閲囩敤鍏堥€�(j矛n)鐨� CMOS 宸ヨ棟鍒堕€狅紝鍏峰倷浣庡姛鑰楀拰楂樺彲闈犳€х殑鐗归粸锛屽唬娉涙噳(y墨ng)鐢ㄤ簬閫氫俊銆佸伐妤�(y猫)鎺у埗浠ュ強澶氬獟楂旂瓑闋�(l菒ng)鍩�銆�

鍙冩暩(sh霉)

鍨嬭櫉锛欳Y7C291A-25WC
銆€銆€灏佽锛歍QFP44
銆€銆€瀛樺劜瀹归噺锛�8K x 9 bits
銆€銆€宸ヤ綔闆诲锛�3.3V
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆€銆€璁€瀵檪閻橀牷鐜囷細25MHz
銆€銆€瀛樺彇鏅傞枔锛�20ns
銆€銆€鎺ュ彛椤炲瀷锛氱暟姝� FIFO
銆€銆€鏁�(sh霉)鎿�(j霉)瀵害锛�9 bits
銆€銆€婊挎(bi膩o)蹇楀欢閬诧細6ns
銆€銆€绌烘(bi膩o)蹇楀欢閬诧細6ns

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CY7C291A-25WC 鍏锋湁浠ヤ笅涓昏鐗规€э細
銆€銆€1. 闆欐檪閻樻搷浣滐細鏀寔杓稿叆鍜岃几鍑烘檪閻樼崹绔嬮亱琛�锛岄仼鐢ㄤ簬璺ㄦ檪閻樺煙鐨勬暩(sh霉)鎿�(j霉)鍌宠几鍫存櫙銆�
銆€銆€2. 楂橀€熸€ц兘锛氬叾 25MHz 鐨勫伐浣滈牷鐜囧拰 20ns 鐨勫瓨鍙栨檪闁撲繚璀変簡蹇€熺殑鏁�(sh霉)鎿�(j霉)鍚炲悙鑳藉姏銆�
銆€銆€3. 妯�(bi膩o)蹇椾俊铏燂細鍏�(n猫i)缃� Full 鍜� Empty 妯�(bi膩o)蹇楋紝渚夸簬瀵︽檪鐩�(ji膩n)鎺� FIFO 鐙€鎱�(t脿i)锛岄槻姝㈡暩(sh霉)鎿�(j霉)婧㈠嚭鎴栨瑺杓�銆�
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銆€銆€5. 浣庡姛鑰楄ō(sh猫)瑷堬細鍦ㄤ繚璀夐珮鎬ц兘鐨勫悓鏅傦紝鏈夋晥闄嶄綆浜嗚姱鐗囩殑鑳借€�锛岄仼鍚堝皪鍔熻€楁晱鎰熺殑鎳�(y墨ng)鐢ㄧ挵(hu谩n)澧冦€�
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鎳�(y墨ng)鐢�

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