ADSP-21489KSWZ-4B 鏅傞枔锛�2025/5/9 19:12:37 闁辫畝锛�28

ADSP-21489鏄竴娆剧敱Analog Devices鍏徃鐢熺敘(ch菐n)鐨勯珮鎬ц兘娴粸(di菐n)鏁�(sh霉)瀛椾俊铏熻檿鐞嗗櫒锛圖SP锛�銆傚畠灞簬Blackfin绯诲垪锛屼富瑕侀嚌灏嶅祵鍏ュ紡闊抽牷銆佸伐妤�(y猫)鎺у埗鍜岄€氫俊闋�(l菒ng)鍩熸噳(y墨ng)鐢ㄣ€傝┎鑺墖闆嗘垚浜嗗挤(qi谩ng)澶х殑瑷�(j矛)绠楄兘鍔涜垏璞愬瘜鐨勫瑷�(sh猫)鎺ュ彛锛岃兘澶犳豢瓒冲京(f霉)闆滃(sh铆)鏅傝檿鐞嗙殑闇€姹傘€�
銆€銆€ADSP-21489閲囩敤浜嗗厛閫�(j矛n)鐨勬灦妲�(g貌u)瑷�(sh猫)瑷�(j矛)锛屾敮鎸佸柈绮惧害娴粸(di菐n)閬�(y霉n)绠�锛屽苟涓斿叿鏈夐珮搴﹀彲閰嶇疆鎬у拰浣庡姛鑰楃壒榛�(di菐n)銆傛澶栵紝瀹冮倓鍏峰倷寤ｆ硾鐨勬檪閻橀伕闋�(xi脿ng)浠ュ強闈堟椿鐨勯浕婧愮鐞嗘ā寮�銆�

鍙冩暩(sh霉)

鍏�(n猫i)鏍革細Blackfin+
銆€銆€涓婚牷锛�450 MHz
銆€銆€宸ヨ棟锛�40 nm
銆€銆€鏁�(sh霉)鎿�(j霉)瀵害锛�32浣�
銆€銆€瀛樺劜鍣細楂橀仈(d谩)2 Mb鐗囦笂SRAM
銆€銆€I/O闆诲锛�1.2V鏍稿績锛�1.8V I/O
銆€銆€灏佽褰㈠紡锛歀QFP锛�256寮曡叧锛�
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C鑷�+85掳C
銆€銆€鍔熻€楋細灏忎簬250mW锛堝吀鍨嬪€硷級

鐗规€�

ADSP-21489鍏�(n猫i)缃簡楂樻晥鐨勯洐MAC鍠厓锛岃兘澶犲苟琛屽煼(zh铆)琛屽京(f霉)闆滄暩(sh霉)瀛�(xu茅)閬�(y霉n)绠楋紝鍚屾檪鏀寔IEEE 754妯�(bi膩o)婧�(zh菙n)鐨勬诞榛�(di菐n)鏍煎紡銆傚叾鎸囦护闆嗙稉(j墨ng)閬庡劒(y艒u)鍖栵紝閬╁悎澶氱ó淇¤櫉铏曠悊浠诲嫏(w霉)銆�
銆€銆€鑺墖鍏�(n猫i)閮ㄩ泦鎴愭湁璞愬瘜鐨勫瑷�(sh猫)璩囨簮锛屽寘鎷絾涓嶉檺浜嶶ART銆丼PI銆両2C鎺у埗鍣ㄤ互鍙婂閫氶亾涓茶绔彛锛圥PI/Sport锛夈€傞€欎簺澶栬ō(sh猫)鐐虹郴绲�(t菕ng)閫ｆ帴鎻愪緵浜嗘サ澶х殑渚垮埄鎬�銆�
銆€銆€鍙﹀锛孉DSP-21489鏀寔澶栭儴瀛樺劜鍣ㄦ摯(ku貌)灞�锛屽苟鎻愪緵DMA鎺у埗鍣ㄤ互鎻愰珮鏁�(sh霉)鎿�(j霉)鍌宠几鏁堢巼銆傝粺浠堕枊鐧�(f膩)鐠�(hu谩n)澧冩柟闈�锛孉DI鍏徃鎻愪緵浜哣isualDSP++闆嗘垚闁嬬櫦(f膩)骞宠嚭锛屽公鍔╅枊鐧�(f膩)鑰呭揩閫熷(sh铆)鐝�(xi脿n)浠ｇ⒓绶ㄥ銆佽(di脿o)瑭﹀強鍎�(y艒u)鍖栥€�

鎳�(y墨ng)鐢�

ADSP-21489寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 闊抽牷铏曠悊瑷�(sh猫)鍌�锛屼緥濡傚皥妤�(y猫)闊抽熆銆佹渻璀扮郴绲�(t菕ng)鍜岃獮闊宠瓨鍒ヨ缃�銆�
銆€銆€2. 宸ユキ(y猫)鑷嫊鍖栭牁(l菒ng)鍩熶腑鐨勯亱(y霉n)鍕曟帶鍒跺拰浼烘湇椹�(q奴)鍕�銆�
銆€銆€3. 鐒＄窔閫氫俊鍩虹珯鎴栫祩绔ō(sh猫)鍌欎腑鐨勫熀甯朵俊铏熻檿鐞�銆�
銆€銆€4. 閱�(y墨)鐧傚剙鍣�锛屽瓒呰伈娉㈡垚鍍忓拰鐢熺悊淇¤櫉鐩�(ji膩n)娓�銆�
銆€銆€5. 姹借粖闆诲瓙涓殑灏�(d菐o)鑸郴绲�(t菕ng)銆佷俊鎭妯傜郴绲�(t菕ng)浠ュ強楂樼礆椐曢杓斿姪鍔熻兘銆�