The difference between 74HC/LS/HCT/F series chips LS is low power Schottky, HC is high speed COMS. The speed of LS is faster than that of HC. The HCT input and output are compatible with LS, but the power consumption is low; F is a high speed Schottky circuit.

Filename	Size	Update
74系列芯片总汇\7400.pdf	96377	2002-11-20
74系列芯片总汇\7401.pdf	100272	2002-11-20
74系列芯片总汇\7402.pdf	95294	2002-11-20
74系列芯片总汇\7403.pdf	96052	2002-11-20
74系列芯片总汇\7404.pdf	40960	2002-11-20
74系列芯片总汇\7406.pdf	108591	2002-11-20
74系列芯片总汇\7408.pdf	94723	2002-11-20
74系列芯片总汇\7409.pdf	95394	2002-11-20
74系列芯片总汇\7410.pdf	95751	2002-11-20
74系列芯片总汇\7411.pdf	80447	2002-11-20
74系列芯片总汇\74121.pdf	131572	2002-11-20
74系列芯片总汇\74132.pdf	96757	2002-11-20
74系列芯片总汇\7414.pdf	97581	2002-11-20
74系列芯片总汇\74153.pdf	123407	2002-11-20
74系列芯片总汇\74155.pdf	132971	2002-11-20
74系列芯片总汇\74180.pdf	106172	2002-11-20
74系列芯片总汇\74191.pdf	132989	2002-11-20
74系列芯片总汇\7420.pdf	95710	2002-11-20
74系列芯片总汇\7426.pdf	97228	2002-11-20
74系列芯片总汇\7427.pdf	82549	2002-11-20
74系列芯片总汇\7430.pdf	95440	2002-11-20
74系列芯片总汇\7432.pdf	94783	2002-11-20
74系列芯片总汇\7438.pdf	107987	2002-11-20
74系列芯片总汇\7445.pdf	113375	2002-11-20
74系列芯片总汇\7474.pdf	124679	2002-11-20
74系列芯片总汇\7475.pdf	118705	2002-11-20
74系列芯片总汇\7476.pdf	111067	2002-11-20
74系列芯片总汇\7485.pdf	135966	2002-11-20
74系列芯片总汇\7486.pdf	102155	2002-11-20
74系列芯片总汇\74HC00.pdf	101867	2002-11-20
74系列芯片总汇\74HC02.pdf	102654	2002-11-20
74系列芯片总汇\74HC03.pdf	127736	2002-11-20
74系列芯片总汇\74HC04.pdf	105563	2002-11-20
74系列芯片总汇\74HC05.pdf	107794	2002-11-20
74系列芯片总汇\74HC08.pdf	132174	2002-11-20
74系列芯片总汇\74HC107.pdf	128506	2002-11-20
74系列芯片总汇\74HC109A.pdf	113007	2002-11-20
74系列芯片总汇\74HC11.pdf	102370	2002-11-20
74系列芯片总汇\74HC112.pdf	129965	2002-11-20
74系列芯片总汇\74HC113.pdf	156702	2002-11-20
74系列芯片总汇\74HC123A.pdf	203153	2002-11-20
74系列芯片总汇\74HC125.pdf	140895	2002-11-20
74系列芯片总汇\74HC126.pdf	140895	2002-11-20
74系列芯片总汇\74HC132.pdf	98959	2002-11-20
74系列芯片总汇\74HC133.pdf	142049	2002-11-20
74系列芯片总汇\74HC137.pdf	123559	2002-11-20
74系列芯片总汇\74HC138.pdf	109144	2002-11-20
74系列芯片总汇\74HC139.pdf	107055	2002-11-20
74系列芯片总汇\74HC14.pdf	147910	2002-11-20
74系列芯片总汇\74HC147.pdf	110780	2002-11-20
74系列芯片总汇\74HC148.pdf	127990	2002-11-20
74系列芯片总汇\74HC149.pdf	110919	2002-11-20
74系列芯片总汇\74HC151.pdf	138715	2002-11-20
74系列芯片总汇\74HC153.pdf	108827	2002-11-20
74系列芯片总汇\74HC154.pdf	149472	2002-11-20
74系列芯片总汇\74HC155.pdf	112814	2002-11-20
74系列芯片总汇\74HC157.pdf	117336	2002-11-20
74系列芯片总汇\74HC161.pdf	149699	2002-11-20
74系列芯片总汇\74HC163.pdf	149699	2002-11-20
74系列芯片总汇\74HC164.pdf	117954	2002-11-20
74系列芯片总汇\74HC165.pdf	130993	2002-11-20
74系列芯片总汇\74HC166.pdf	145174	2002-11-20
74系列芯片总汇\74HC173.pdf	146027	2002-11-20
74系列芯片总汇\74HC174.pdf	144292	2002-11-20
74系列芯片总汇\74HC175.pdf	128405	2002-11-20
74系列芯片总汇\74HC181.pdf	187703	2002-11-20
74系列芯片总汇\74HC182.pdf	130731	2002-11-20
74系列芯片总汇\74HC190.pdf	207713	2002-11-20
74系列芯片总汇\74HC191.pdf	207713	2002-11-20
74系列芯片总汇\74HC192.pdf	170028	2002-11-20
74系列芯片总汇\74HC193.pdf	170028	2002-11-20
74系列芯片总汇\74HC194.pdf	138950	2002-11-20
74系列芯片总汇\74HC195.pdf	159777	2002-11-20
74系列芯片总汇\74HC20.pdf	126727	2002-11-20
74系列芯片总汇\74HC221A.pdf	166990	2002-11-20
74系列芯片总汇\74HC237.pdf	165646	2002-11-20
74系列芯片总汇\74HC242.pdf	126590	2002-11-20
74系列芯片总汇\74HC244.pdf	128312	2002-11-20
74系列芯片总汇\74HC251.pdf	114195	2002-11-20
74系列芯片总汇\74HC253.pdf	112958	2002-11-20
74系列芯片总汇\74HC257.pdf	111633	2002-11-20
74系列芯片总汇\74HC258.pdf	110869	2002-11-20
74系列芯片总汇\74HC259.pdf	127911	2002-11-20
74系列芯片总汇\74HC266A.pdf	108751	2002-11-20
74系列芯片总汇\74HC27.pdf	103371	2002-11-20
74系列芯片总汇\74HC273.pdf	149334	2002-11-20
74系列芯片总汇\74HC280.pdf	112060	2002-11-20
74系列芯片总汇\74HC283.pdf	119398	2002-11-20
74系列芯片总汇\74HC299.pdf	180177	2002-11-20
74系列芯片总汇\74HC30.pdf	102686	2002-11-20
74系列芯片总汇\74HC32.pdf	133202	2002-11-20
74系列芯片总汇\74HC34.pdf	100327	2002-11-20
74系列芯片总汇\74HC354.pdf	172361	2002-11-20
74系列芯片总汇\74HC356.pdf	172361	2002-11-20
74系列芯片总汇\74HC365.pdf	181444	2002-11-20
74系列芯片总汇\74HC366.pdf	181444	2002-11-20
74系列芯片总汇\74HC367.pdf	181444	2002-11-20
74系列芯片总汇\74HC368.pdf	181444	2002-11-20
74系列芯片总汇\74HC373.pdf	141124	2002-11-20
74系列芯片总汇\74HC374.pdf	114319	2002-11-20

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