MM74HC540MTCX vs MM74HC540MTC vs MM74HC540N

PartNumber	MM74HC540MTCX	MM74HC540MTC	MM74HC540N
Description	Buffers & Line Drivers Inv Oct 3-STATE Buf	Buffers & Line Drivers Inv Oct 3-STATE Buf	Buffers & Line Drivers Inv Oct 3-STATE Buf
Manufacturer	ON Semiconductor	ON Semiconductor	ON Semiconductor
Product Category	Buffers & Line Drivers	Buffers & Line Drivers	Buffers & Line Drivers
RoHS	Y	Y	Y
Number of Input Lines	8 Input	8 Input	8 Input
Number of Output Lines	8 Output	8 Output	8 Output
Polarity	Inverting	Inverting	Inverting
Supply Voltage Max	6 V	6 V	6 V
Supply Voltage Min	2 V	2 V	2 V
Minimum Operating Temperature	- 40 C	- 40 C	- 40 C
Maximum Operating Temperature	+ 85 C	+ 85 C	+ 85 C
Mounting Style	SMD/SMT	SMD/SMT	Through Hole
Package / Case	TSSOP-20	TSSOP-20	PDIP-20
Packaging	Reel	Tube	Tube
Function	Buffer/Line Driver	Buffer/Line Driver	Buffer/Line Driver
Height	0.9 mm	0.9 mm	3.43 mm (Max)
Length	6.5 mm	6.5 mm	26.92 mm (Max)
Output Type	3-State	3-State	3-State
Quiescent Current	8 uA	8 uA	8 uA
Series	MM74HC540	MM74HC540	MM74HC540
Technology	CMOS	CMOS	CMOS
Width	4.4 mm	4.4 mm	7.11 mm (Max)
Brand	ON Semiconductor / Fairchild	ON Semiconductor / Fairchild	ON Semiconductor / Fairchild
Logic Family	HC	HC	HC
Logic Type	CMOS	CMOS	CMOS
Number of Channels	8	8	8
Supply Current Max	8 uA	8 uA	8 uA
High Level Output Current	- 7.8 mA	- 7.8 mA	- 7.8 mA
Input Signal Type	Single-Ended	Single-Ended	Single-Ended
Low Level Output Current	7.8 mA	7.8 mA	7.8 mA
Operating Supply Voltage	2 V to 6 V	2 V to 6 V	2 V to 6 V
Pd Power Dissipation	500 mW (1/2 W)	500 mW (1/2 W)	600 mW
Product Type	Buffers & Line Drivers	Buffers & Line Drivers	Buffers & Line Drivers
Propagation Delay Time	150 ns at 2 V, 30 ns at 4.5 V, 26 ns at 6 V	150 ns at 2 V, 30 ns at 4.5 V, 26 ns at 6 V	150 ns at 2 V, 30 ns at 4.5 V, 26 ns at 6 V
Factory Pack Quantity	2500	1825	18
Subcategory	Logic ICs	Logic ICs	Logic ICs
Part # Aliases	MM74HC540MTCX_NL	MM74HC540MTC_NL	MM74HC540N_NL
Unit Weight	0.006737 oz	0.006737 oz	0.079719 oz