74LS293 数据表, PDF

制造商

制造商	部件名	数据表	功能描述
ON Semiconductor	74LS293	74Kb/5P	DECADE COUNTER; 4-BIT BINARY COUNTER
Texas Instruments	74LS293	297Kb/8P	DECADE AND 4-BIT BINARY COUNTERS
Hitachi Semiconductor	74LS293	85Kb/7P	4-bit Binary Counters
Motorola, Inc	74LS293	205Kb/7P	DECADE COUNTER; 4-BIT BINARY COUNTER

制造商	部件名	数据表	功能描述
Texas Instruments	74LS294	296Kb/8P	PROGRAMMABLE FREQUENCY DIVIDERS/DIGITAL TIMERS
Texas Instruments	74LS295	192Kb/5P	4-BIT RIGHT-SHIFT LEFT-SHIFT REGISTERS WITH 3-STATE OUTPUTS
Motorola, Inc	74LS298	187Kb/6P	QUAD 2-INPUT MULTIPLEXER WITH STORAGE
ON Semiconductor	74LS298	114Kb/8P	LOW POWER SCHOTTKY December, 1999 ??Rev. 6
Texas Instruments	74LS298	483Kb/13P	QUADRUPLE 2-INPUT MULTIPLEXERS WITH STORAGE
Fairchild Semiconductor	74LS298	43Kb/4P	Quad 2-Port Register Multiplexer with Storage
Hitachi Semiconductor	74LS298	64Kb/6P	Quadruple 2-input Multiplexers(with storage)
Fairchild Semiconductor	74LS299	65Kb/6P	8-Input Universal Shift/Storage Register with
Motorola, Inc	74LS20	45Kb/2P	DUAL 4-INPUT NAND GATE
Texas Instruments	74LS20	247Kb/7P	DUAL 4-INPUT POSITIVE-NAND GATES
Fairchild Semiconductor	74LS20	45Kb/4P	Dual 4-Input NAND Gate
Hitachi Semiconductor	74LS20	42Kb/5P	Dual 4-input Positive NAND Gates
SYC Electronica	74LS20	93Kb/4P	Dual 4-Input NAND Gate
Texas Instruments	74LS21	509Kb/12P	DUAL 4-INPUT POSITIVE-AND GATES
Hitachi Semiconductor	74LS21	43Kb/5P	Dual 4-input Positive AND Gates
List of Unclassifed Man...	74LS21	51Kb/1P	DUAL 4-INPUT POSITIVE AND GATE
Motorola, Inc	74LS21	118Kb/4P	DUAL 4-INPUT AND GATE
List of Unclassifed Man...	74LS21DC	51Kb/1P	DUAL 4-INPUT POSITIVE AND GATE
List of Unclassifed Man...	74LS21FC	51Kb/1P	DUAL 4-INPUT POSITIVE AND GATE

制造商	部件名	数据表	功能描述
National Semiconductor ...	74LS20	124Kb/ 6P	Dual 4-Input NAND Gates

74LS293 Datasheet ,PDF