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Texas Instruments
SN74LS540N

Buffer/line Driver; Ttl; 20-LEAD PDIP; 7 V; 13 ma (typ.); 2 V; 0.6 V (max.)

Distributor	Stock		1	10	100	1,000
Texas Instruments	33,105	USD	1.45	1.45	1.19	0.645	Visit Site
DigiKey	424	USD	1.92	1.92	1.39	0.945	Visit Site
Arrow Electronics	300	USD			1.22	0.895	Visit Site
Mouser	2,581	USD	1.92	1.63	1.38	0.944	Visit Site
Win Source	73,910	USD			0.845	0.845	Visit Site

NTE Electronics
NTE74LS540

Integrated Circuit Low Power Schottky Octal Buffer/line Driver W/3-STATE Inverted Output 20-LEAD DIP

Distributor	Stock		1	10	100	1,000
Onlinecomponents.com	7	USD			1.76	1.27	Visit Site
Master Electronics	7	USD			1.76	1.27	Visit Site
TME	0	EUR	1.52	1.52	1.34	1.25	Visit Site
Hutch & Son	1	USD	2.57	2.57	2.57	2.57	Visit Site
Electro Sonic	7	USD			1.81	1.31	Visit Site

Texas Instruments
SN74LS540NSR

8-ch, 4.75-V to 5.25-V bipolar inverters with 3-state outputs 20-SO 0 to 70

Distributor	Stock		1	10	100	1,000
Texas Instruments	109,835	USD	1.39	1.39	1.15	0.620	Visit Site
DigiKey	3,886	USD	1.85	1.66	1.33	0.908	Visit Site
Mouser	1,130	USD	1.84	1.65	1.33	0.907	Visit Site
Microchip USA	3,929	USD				4.89	Visit Site
Win Source	100,650	USD			1.32	1.32	Visit Site

Texas Instruments
SN74LS540DWR

74LS540 Tape & Reel (TR) WITH DUAL OUTPUT ENABLE 74LS logic driver 15mA 24mA 38ns 2.65mm 5V

Distributor	Stock		1	10	100	1,000
Texas Instruments	26,400	USD	1.23	1.23	0.942	0.496	Visit Site
DigiKey	7,609	USD	1.65	1.48	1.15	0.751	Visit Site
Mouser	2,500	USD	1.65	1.41	1.08	0.752	Visit Site
Win Source	3,000	USD			1.93	1.93	Visit Site
Worldway Electronics	175,989	EUR		0.179	0.179	0.179	Visit Site

Texas Instruments
SN74LS540DBR

8-ch, 4.75-V to 5.25-V bipolar inverters with 3-state outputs 20-SSOP 0 to 70

Distributor	Stock		1	10	100	1,000
Texas Instruments	107,407	USD	1.55	1.55	1.28	0.694	Visit Site
DigiKey	179	USD	2.07	1.86	1.49	1.02	Visit Site
Mouser	2,111	USD	2.07	1.76	1.50	1.02	Visit Site
Win Source	8,600	USD		7.42	7.42	7.42	Visit Site
Worldway Electronics	136,761	EUR		0.257	0.257	0.257	Visit Site

Texas Instruments
SN74LS540DW

Non-RoHS Compliant INVERTED DUAL TTL Logic Buffer, Inverting 0C~70C TA 5V 2.65mm 15mA 24mA

Distributor	Stock		1	10	100	1,000
DigiKey	225	USD	1.77	1.59	1.28	1.28	Visit Site
Mouser	1,485	USD	1.77	1.51	1.27	0.871	Visit Site
Heisener Electronics	11,429	USD	1.88	1.88	1.88	1.88	Visit Site
Vital Electronics UK	650	USD	1.34	1.34	1.34	1.34	Visit Site
ICPartonline	33,560	USD	0.818	0.777	0.736	0.695	Visit Site

Texas Instruments
SN74LS540DWG4

Buffer/Line Driver 8-CH Inverting 3-ST Bipolar 20-Pin SOIC Tube

Distributor	Stock		1	10	100	1,000
Heisener Electronics	4,211	USD	1.33	1.33	1.33	1.33	Visit Site
Suntronic	13,545	USD				1.28	Visit Site
Hyper Source Electronics	1,282	USD	3.29	3.29	3.29	3.29	Visit Site
Lotson Electronic	227	USD			3.66	3.54	Visit Site
PCX	Yes						Visit Site

Texas Instruments
SN74LS540NE4

Octal Buffers and Line Drivers with 3-State Outputs 20-PDIP 0 to 70

Texas Instruments
SN74LS540DB

Octal Buffers and Line Drivers with 3-State Outputs 20-SSOP 0 to 70

Distributor	Stock		1	10	100	1,000
Win Source	1,240	USD		5.44	5.44	5.44	Visit Site
Component Stockers USA	540	USD	99.99	99.99	99.99	99.99	Visit Site
Hyper Source Electronics	1,354	USD	4.72	4.72	4.72	4.72	Visit Site

Texas Instruments
SN74LS540NS

Octal Buffers and Line Drivers with 3-State Outputs 20-SO 0 to 70

Distributor	Stock		1	10	100	1,000
DigiKey	0						Visit Site
Worldway Electronics	170,245	EUR		0.205	0.205	0.205	Visit Site
Hyper Source Electronics	1,650	USD	1.67	1.67	1.67	1.67	Visit Site
PCX	Yes						Visit Site
Quest	0						Visit Site