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鎻忚堪

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74LS138

瑕�(gu墨)鏍煎弮鏁�(sh霉)

鐢�(ch菐n)鍝佸瀷铏�	74LS138
鍝佺墝鍟�	寰峰窞鍎€鍣�
渚涢浕闆诲	1.0V鑷�5.5V
鍏稿瀷鐨勫偝鎾欢閬�	21nS
浣庡姛鑰�	32mW
宸ヤ綔婧害	-40oC鑷�+125oC

鐗归粸

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鍖呭惈涓夊€嬩娇鑳藉紩鑵充互绨″寲绱氳伅(li谩n)
瑙ｅ京(f霉)鐢ㄨ兘鍔�
鑲栫壒鍩哄洜楂樻€ц兘鑰屽彈鍒板鍒�
ESD淇濊(h霉)
骞宠　鍌虫挱寤堕伈
杓稿叆鎺ュ彈楂樹簬VCC鐨勯浕澹�

鎳�(y墨ng)鐢ㄩ牁(l菒ng)鍩�

绶氳В纰煎櫒
鏈嶅嫏(w霉)鍣�
鏁�(sh霉)瀛楃郴绲�(t菕ng)
绶氳矾瑙ｅ京(f霉)鐢�
闆讳俊闆昏矾
瑷樻喍闆昏矾

闆昏矾鍦�

寮曡叧鍦�

寮曡叧鍔熻兘瑾槑

寮曡叧鍚�	寮曡叧鍔熻兘
A0~A2	鍦板潃杓稿叆绔�
STA(E1)	閬搁€氱
/STB(/E2)銆�/STC(/E3)	閬搁€氱(浣庨浕骞虫湁鏁�)
/Y0~/Y7	杓稿嚭绔�(浣庨浕骞虫湁鏁�)
VCC	闆绘簮姝�
GND	鍦�

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灏佽

74LS138灏佽鍦�

鏇夸唬鍨嬭櫉

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