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SN54ALS139鏄竴娆鹃洐2-4绶氳纰煎櫒/瑙ｅ京鐢ㄥ櫒闆嗘垚闆昏矾锛屽爆浜嶴N54/74绯诲垪楂橀�烲SI锛堝ぇ瑕�(gu墨)妯￠泦鎴愰浕璺級鍣ㄤ欢銆傝┎鑺墖寤ｆ硾鎳夌敤浜庢暩(sh霉)瀛楅浕璺腑锛岀敤浜庡皣杓稿叆淇¤櫉杞夋彌鐐哄璺几鍑轰俊铏�锛屾敮鎸佸绋倧杓姛鑳介渶姹�銆�
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閭忚集椤炲瀷锛氳纰煎櫒/瑙ｅ京鐢ㄥ櫒
銆�銆�灏佽褰㈠紡锛欴IP16锛堥洐鍒楃洿鎻掑紡灏佽16寮曡叧锛�
銆�銆�宸ヤ綔闆诲鑼冨湇锛�4.75V鑷�5.25V
銆�銆�鍌虫挱寤堕伈鏅傞枔锛氭渶澶�18ns
銆�銆�杓稿叆闆绘祦锛毬�1mA
銆�銆�杓稿嚭闆绘祦锛�-8mA锛堜綆闆诲钩锛夛紝400渭A锛堥珮闆诲钩锛�
銆�銆�宸ヤ綔婧害鑼冨湇锛�-55掳C鑷�+125掳C
銆�銆�瀛樺劜婧害鑼冨湇锛�-65掳C鑷�+150掳C
SN54ALS139鍏峰倷浠ヤ笅椤憲鐗规�э細
銆�銆�1. 闆�2-4绶氳纰煎櫒瑷▓锛岃兘澶犺檿鐞嗗叐绲勭崹绔嬬殑杓稿叆淇¤櫉骞跺垎鍒ョ敓鎴愬洓璺几鍑恒��
銆�銆�2. 鎻愪緵浣胯兘绔�锛屽厑瑷辩敤鎴舵牴鎿�(j霉)闇�姹傞枊鍟熸垨闂滈枆淇¤櫉鍌宠几锛屽寮蜂簡闈堟椿鎬�銆�
銆�銆�3. 楂橀�熸�ц兘锛岄仼鍚堣姹傚揩閫熼熆鎳夌殑鎳夌敤鍫存櫙銆�
銆�銆�4. 宸ヤ綔鍦ㄨ粛鐢ㄧ礆婧害鑼冨湇鍏�(n猫i)锛岀⒑淇濆湪妤电鐠�(hu谩n)澧冧笅鐨勫彲闈犻亱琛屻��
銆�銆�5. 杓稿嚭椹�(q奴)鍕曡兘鍔涘挤锛岄仼鐢ㄤ簬鐩存帴椹�(q奴)鍕曞叾浠朤TL鎴朇MOS閭忚集鍣ㄤ欢銆�
銆�銆�6. 绗﹀悎JEDEC妯欐簴锛屼繚璀夎垏鍏朵粬鍚岄鐢�(ch菐n)鍝佺殑鍏煎鎬�銆�
SN54ALS139閬╃敤浜庡绋暩(sh霉)瀛楅浕瀛愯ō鍌欏拰绯荤当(t菕ng)锛屽叿楂斿寘鎷細
銆�銆�1. 鏁�(sh霉)瀛楅�氫俊绯荤当(t菕ng)涓殑淇¤櫉璺敱鍜屽垎閰嶃��
銆�銆�2. 瑷堢畻姗熶富鏉垮強澶栬ō鎺ュ彛涓殑鍦板潃璀⒓銆�
銆�銆�3. 澶氳矾寰╃敤鑸囪В寰╃敤闆昏矾瑷▓銆�
銆�銆�4. 椤ず鍣ㄦ帶鍒跺櫒涓殑鍍忕礌鏁�(sh霉)鎿�(j霉)鍒嗙櫦(f膩)銆�
銆�銆�5. 娓│娓噺鍎�鍣ㄤ腑鐨勪俊铏熷垏鎻涜垏绠＄悊銆�
銆�銆�6. 宸ユキ(y猫)鑷嫊鍖栨帶鍒剁郴绲�(t菕ng)涓殑杓稿叆杓稿嚭鎿村睍妯″銆�
銆�銆�姝ゅ锛岃┎鑺墖閭勫彲鐢ㄤ簬闇�瑕侀珮鍙潬鎬у拰楂樻�ц兘鐨勮粛浜�銆佽埅绌鸿埅澶╅牁鍩�銆�
SN74ALS139
