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Tube Logic Comparators

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Type	Number of Bits	Logic Function	Output Type	Package/Case	Propagation Delay Time	Supply Voltage - Min	Supply Voltage - Max	Supply Current - Max	Minimum Operating Temperature	Maximum Operating Temperature	Mounting Style	Packaging
Logic Comparators 8-Bit Id Comparators W/open-Collector Ou SN74ALS521N Texas Instruments 1: $3.50 540In Stock	Mfr. Part No. SN74ALS521N Mouser Part No 595-SN74ALS521N	Texas Instruments	Logic Comparators 8-Bit Id Comparators W/open-Collector Ou	Datasheet	540In Stock	$3.50 $2.28 $1.95 $1.75	Min.: 1 Mult.: 1	Identity	8 bit	A = B	Totem-Pole	PDIP-20	12 ns, 20 ns, 22 ns	4.5 V	5.5 V	19 mA	0 C	+ 70 C	Through Hole	Tube
Logic Comparators 8-Bit Magnitude/Id C omparator ALT 595-S ALT 595-SN74LS688N SN74LS688NE4 Texas Instruments 1: $4.88 312In Stock	Mfr. Part No. SN74LS688NE4 Mouser Part No 595-SN74LS688NE4	Texas Instruments	Logic Comparators 8-Bit Magnitude/Id C omparator ALT 595-S ALT 595-SN74LS688N	Datasheet	312In Stock	$4.88 $3.68 $3.37 $3.04 $2.25	Min.: 1 Mult.: 1	Identity	8 bit	A = B	Totem-Pole	PDIP-20	18 ns, 23 ns	4.85 V	5.25 V	65 mA	0 C	+ 70 C	Through Hole	Tube
Logic Comparators High Speed CMOS 8-Bi t Magnitude ALT 595 ALT 595-CD74HCT688E CD74HCT688EE4 Texas Instruments 1: $1.14 628In Stock	Mfr. Part No. CD74HCT688EE4 Mouser Part No 595-CD74HCT688EE4	Texas Instruments	Logic Comparators High Speed CMOS 8-Bi t Magnitude ALT 595 ALT 595-CD74HCT688E	Datasheet	628In Stock	$1.14 $0.819 $0.736 $0.647 View $0.605 $0.58 $0.489 $0.487 $0.479	Min.: 1 Mult.: 1	Magnitude/Identity	8 bit	A = B	Active Low	PDIP-20	9 ns, 14 ns	4.5 V	5.5 V	8 uA	- 55 C	+ 125 C	Through Hole	Tube
Logic Comparators 4-Bit Magnitude ALT 595-CD4585BE ALT 595 ALT 595-CD4585BE CD4585BEE4 Texas Instruments 1: $1.46 830In Stock	Mfr. Part No. CD4585BEE4 Mouser Part No 595-CD4585BEE4	Texas Instruments	Logic Comparators 4-Bit Magnitude ALT 595-CD4585BE ALT 595 ALT 595-CD4585BE	Datasheet	830In Stock	$1.46 $1.09 $0.919 $0.842 View $0.789 $0.757 $0.592	Min.: 1 Mult.: 1	Magnitude	4 bit	A < B, A = B, A > B	Active High	PDIP-16	60 ns, 80 ns	3 V	18 V	100 uA	- 55 C	+ 125 C	Through Hole	Tube
Logic Comparators High Speed CMOS 4-Bi t Magnitude ALT 595 ALT 595-CD74HC85E CD74HC85EE4 Texas Instruments 1: $1.37 693In Stock	Mfr. Part No. CD74HC85EE4 Mouser Part No 595-CD74HC85EE4	Texas Instruments	Logic Comparators High Speed CMOS 4-Bi t Magnitude ALT 595 ALT 595-CD74HC85E	Datasheet	693In Stock	$1.37 $1.02 $0.864 $0.792 View $0.742 $0.678 $0.565	Min.: 1 Mult.: 1	Magnitude	4 bit	A < B, A = B, A > B	Active High	PDIP-16	20 ns, 24 ns, 30 ns, 33 ns	2 V	6 V	8 uA	- 55 C	+ 125 C	Through Hole	Tube
Logic Comparators High Speed CMOS 4-Bi t Magnitude A 595-C A 595-CD74HCT85MT CD74HCT85M Texas Instruments 1: $2.00 1,783In Stock	Mfr. Part No. CD74HCT85M Mouser Part No 595-CD74HCT85M	Texas Instruments	Logic Comparators High Speed CMOS 4-Bi t Magnitude A 595-C A 595-CD74HCT85MT	Datasheet	1,783In Stock	$2.00 $1.47 $1.33 $1.18 View $1.11 $1.07 $1.06 $0.952 $0.934	Min.: 1 Mult.: 1	Magnitude	4 bit	A < B, A = B, A > B	Active High	SOIC-Narrow-16	12 ns, 13 ns, 15 ns, 17 ns	4.5 V	5.5 V	8 uA	- 55 C	+ 125 C	SMD/SMT	Tube
Logic Comparators 8bit Identity SN74HC688N Texas Instruments 1: $1.62 5,435In Stock	Mfr. Part No. SN74HC688N Mouser Part No 595-SN74HC688N	Texas Instruments	Logic Comparators 8bit Identity	Datasheet	5,435In Stock	$1.62 $1.11 $1.04 $0.961 View $0.901 $0.869 $0.858 $0.832 $0.777	Min.: 1 Mult.: 1	Identity	8 bit	A = B	Active Low	PDIP-20	26 ns, 45 ns	2 V	6 V	1.1 mA	- 40 C	+ 85 C	Through Hole	Tube
Logic Comparators 4-Bit Magnitude CD4063BE Texas Instruments 1: $1.13 1,829In Stock	Mfr. Part No. CD4063BE Mouser Part No 595-CD4063BE	Texas Instruments	Logic Comparators 4-Bit Magnitude	Datasheet	1,829In Stock	$1.13 $0.803 $0.722 $0.635 View $0.594 $0.568 $0.532 $0.519	Min.: 1 Mult.: 1	Magnitude	4 bit	A < B, A = B, A > B	Active High	PDIP-16	140 ns, 175 ns	3 V	18 V	100 uA	- 55 C	+ 125 C	Through Hole	Tube
Logic Comparators 4B Mag Comparators CD4585BPW Texas Instruments 1: $0.96 25In Stock 2,160Expected 03/12/2026	Mfr. Part No. CD4585BPW Mouser Part No 595-CD4585BPW	Texas Instruments	Logic Comparators 4B Mag Comparators	Datasheet	25In Stock 2,160Expected 03/12/2026	$0.96 $0.717 $0.704 $0.584 View $0.555 $0.536 $0.517 $0.501 $0.491	Min.: 1 Mult.: 1	Magnitude	4 bit	A < B, A = B, A > B	Active High	TSSOP-16	60 ns, 80 ns	3 V	18 V	100 uA	- 55 C	+ 125 C	SMD/SMT	Tube
Logic Comparators 4B Mag Comparators A LT 595-CD4585BPW AL ALT 595-CD4585BPW CD4585BPWG4 Texas Instruments 1: $1.11 1,256In Stock	Mfr. Part No. CD4585BPWG4 Mouser Part No 595-CD4585BPWG4	Texas Instruments	Logic Comparators 4B Mag Comparators A LT 595-CD4585BPW AL ALT 595-CD4585BPW	Datasheet	1,256In Stock	$1.11 $0.802 $0.722 $0.635 View $0.594 $0.568 $0.55 $0.526 $0.513	Min.: 1 Mult.: 1	Magnitude	4 bit	A < B, A = B, A > B	Active High	TSSOP-16	60 ns, 80 ns	3 V	18 V	100 uA	- 55 C	+ 125 C	SMD/SMT	Tube
Logic Comparators High Speed CMOS 8-Bi t Magnitude CD74HC688E Texas Instruments 1: $1.99 428In Stock	Mfr. Part No. CD74HC688E Mouser Part No 595-CD74HC688E	Texas Instruments	Logic Comparators High Speed CMOS 8-Bi t Magnitude	Datasheet	428In Stock	$1.99 $1.37 $1.28 $1.19 View $1.12 $1.08 $1.04 $1.01 $0.992	Min.: 1 Mult.: 1	Magnitude/Identity	8 bit	A = B	Active Low	PDIP-20	20 ns, 29 ns	2 V	6 V	8 uA	- 55 C	+ 125 C	Through Hole	Tube
Logic Comparators 4-Bit HS Magnitude A 595-CD74HCT85E A 59 A 595-CD74HCT85E CD74HC85E Texas Instruments 1: $1.34 1,497In Stock	Mfr. Part No. CD74HC85E Mouser Part No 595-CD74HC85E	Texas Instruments	Logic Comparators 4-Bit HS Magnitude A 595-CD74HCT85E A 59 A 595-CD74HCT85E	Datasheet	1,497In Stock	$1.34 $0.994 $0.905 $0.807 View $0.764 $0.756 $0.731 $0.696 $0.688	Min.: 1 Mult.: 1	Magnitude	4 bit	A < B, A = B, A > B	Active High	PDIP-16	20 ns, 24 ns, 30 ns, 33 ns	2 V	6 V	8 uA	- 55 C	+ 125 C	Through Hole	Tube
Logic Comparators 8-Bit Magnitude CD74HCT688E Texas Instruments 1: $1.08 1,182In Stock	Mfr. Part No. CD74HCT688E Mouser Part No 595-CD74HCT688E	Texas Instruments	Logic Comparators 8-Bit Magnitude	Datasheet	1,182In Stock	$1.08 $0.722 $0.673 $0.622 View $0.58 $0.558 $0.533 $0.514 $0.503	Min.: 1 Mult.: 1	Magnitude/Identity	8 bit	A = B	Active Low	PDIP-20	9 ns, 14 ns	4.5 V	5.5 V	8 uA	- 55 C	+ 125 C	Through Hole	Tube
Logic Comparators High Speed CMOS 4-Bi t Magnitude A 595-C A 595-CD74HC85E CD74HCT85E Texas Instruments 1: $2.41 988In Stock	Mfr. Part No. CD74HCT85E Mouser Part No 595-CD74HCT85E	Texas Instruments	Logic Comparators High Speed CMOS 4-Bi t Magnitude A 595-C A 595-CD74HC85E	Datasheet	988In Stock	$2.41 $1.79 $1.63 $1.46 View $1.38 $1.33 $1.29 $1.24 $1.22	Min.: 1 Mult.: 1	Magnitude	4 bit	A < B, A = B, A > B	Active High	PDIP-16	12 ns, 13 ns, 15 ns, 17 ns	4.5 V	5.5 V	8 uA	- 55 C	+ 125 C	Through Hole	Tube
Logic Comparators Octal Binary/BCD Idy Comparators w/Enabl SN74ALS518DW Texas Instruments 1: $13.54 78In Stock	Mfr. Part No. SN74ALS518DW Mouser Part No 595-SN74ALS518DW	Texas Instruments	Logic Comparators Octal Binary/BCD Idy Comparators w/Enabl	Datasheet	78In Stock	$13.54 $10.62 $9.86 $8.54 View $8.53 $8.52 $8.48 Quote	Min.: 1 Mult.: 1	Identity	8 bit	A = B	Open Collector	SOIC-20	15 ns, 33 ns	4.5 V	5.5 V	17 mA	0 C	+ 70 C	SMD/SMT	Tube
Logic Comparators Octal Binary/BCD Idy Comparators w/Enabl SN74ALS518N Texas Instruments 1: $17.19 14In Stock	Mfr. Part No. SN74ALS518N Mouser Part No 595-SN74ALS518N	Texas Instruments	Logic Comparators Octal Binary/BCD Idy Comparators w/Enabl	Datasheet	14In Stock	$17.19 $12.69 $12.04 $11.22	Min.: 1 Mult.: 1	Identity	8 bit	A = B	Open Collector	PDIP-20	15 ns, 33 ns	4.5 V	5.5 V	17 mA	0 C	+ 70 C	Through Hole	Tube
Logic Comparators Octal binary/BCD SN74ALS520DW Texas Instruments 1: $3.98 70In Stock	Mfr. Part No. SN74ALS520DW Mouser Part No 595-SN74ALS520DW	Texas Instruments	Logic Comparators Octal binary/BCD	Datasheet	70In Stock	$3.98 $2.96 $2.47 $2.26 View $2.16 $2.12 $2.03 $1.98 $1.95	Min.: 1 Mult.: 1	Identity	8 bit	A = B	Totem-Pole	SOIC-20	12 ns, 20 ns, 22 ns	4.5 V	5.5 V	19 mA	0 C	+ 70 C	SMD/SMT	Tube
Logic Comparators 8-Bit Identity SN74ALS520N Texas Instruments 1: $4.69 29In Stock	Mfr. Part No. SN74ALS520N Mouser Part No 595-SN74ALS520N	Texas Instruments	Logic Comparators 8-Bit Identity	Datasheet	29In Stock	$4.69 $3.34 $3.16 $2.97 View $2.77 $2.73 $2.62 $2.56	Min.: 1 Mult.: 1	Identity	8 bit	A = B	Totem-Pole	PDIP-20	12 ns, 20 ns, 22 ns	4.5 V	5.5 V	19 mA	0 C	+ 70 C	Through Hole	Tube
Logic Comparators 8bit Identity SN74ALS688N Texas Instruments 1: $11.56 51In Stock	Mfr. Part No. SN74ALS688N Mouser Part No 595-SN74ALS688N	Texas Instruments	Logic Comparators 8bit Identity	Datasheet	51In Stock	$11.56 $8.41 $8.01 $7.25 View $6.94 $6.80 $6.66 Quote	Min.: 1 Mult.: 1	Identity	8 bit	A = B	Totem-Pole	PDIP-20	20 ns	4.5 V	5.5 V	19 mA	0 C	+ 70 C	Through Hole	Tube
Logic Comparators Octal Binary/BCD Idy Comparators w/Enabl SN74F521N Texas Instruments 1: $1.29 307In Stock	Mfr. Part No. SN74F521N Mouser Part No 595-SN74F521N	Texas Instruments	Logic Comparators Octal Binary/BCD Idy Comparators w/Enabl	Datasheet	307In Stock	$1.29 $0.871 $0.814 $0.754 View $0.705 $0.679 $0.65 $0.631 $0.617	Min.: 1 Mult.: 1	Identity	8 bit	A = B	Active Low	PDIP-20	4.6 ns, 6.1 ns, 6.6 ns	4.5 V	5.5 V	32 mA	0 C	+ 70 C	Through Hole	Tube
Logic Comparators 8bit Magnitude SN74HC682N Texas Instruments 1: $5.65 68In Stock	Mfr. Part No. SN74HC682N Mouser Part No 595-SN74HC682N	Texas Instruments	Logic Comparators 8bit Magnitude	Datasheet	68In Stock	$5.65 $4.07 $3.85 $3.62 View $3.44 $3.34 $3.26 $3.17	Min.: 1 Mult.: 1	Magnitude	8 bit	A = B, A > B	Active Low	PDIP-20	22 ns	2 V	6 V	1.1 mA	- 40 C	+ 85 C	Through Hole	Tube
Logic Comparators 8-Bit Magnitude Comp arators SN74HC684DW Texas Instruments 1: $13.13 9In Stock	Mfr. Part No. SN74HC684DW Mouser Part No 595-SN74HC684DW	Texas Instruments	Logic Comparators 8-Bit Magnitude Comp arators	Datasheet	9In Stock	$13.13 $10.69 $9.08 $8.76	Min.: 1 Mult.: 1	Magnitude	8 bit	A = B, A > B	Active Low	SOIC-20	22 ns	2 V	6 V	8 uA	- 40 C	+ 85 C	SMD/SMT	Tube
Logic Comparators 8-Bit Magnitude Comp arators SN74HC684N Texas Instruments 1: $17.06 58In Stock	Mfr. Part No. SN74HC684N Mouser Part No 595-SN74HC684N	Texas Instruments	Logic Comparators 8-Bit Magnitude Comp arators	Datasheet	58In Stock	$17.06 $12.07 $11.39 $10.82 View $10.63 $10.40 Quote	Min.: 1 Mult.: 1	Magnitude	8 bit	A = B, A > B	Active Low	PDIP-20	22 ns	2 V	6 V	8 uA	- 40 C	+ 85 C	Through Hole	Tube
Logic Comparators Octal binary or BCD Magnitude Comparator SN74LS682N Texas Instruments 1: $4.28 474In Stock	Mfr. Part No. SN74LS682N Mouser Part No 595-SN74LS682N	Texas Instruments	Logic Comparators Octal binary or BCD Magnitude Comparator	Datasheet	474In Stock	$4.28 $3.04 $2.85 $2.69 View $2.55 $2.47 $2.38 $2.33 $2.32	Min.: 1 Mult.: 1	Magnitude	8 bit	A = B, A > B	Totem-Pole	PDIP-20	25 ns, 30 ns	4.85 V	5.25 V	70 mA	0 C	+ 70 C	Through Hole	Tube
Logic Comparators 8-Bit Magnitude SN74LS688N Texas Instruments 1: $4.62 184In Stock	Mfr. Part No. SN74LS688N Mouser Part No 595-SN74LS688N	Texas Instruments	Logic Comparators 8-Bit Magnitude	Datasheet	184In Stock	$4.62 $3.30 $3.11 $2.92 View $2.88 $2.69 $2.62 $2.54	Min.: 1 Mult.: 1	Identity	8 bit	A = B	Totem-Pole	PDIP-20	18 ns, 23 ns	4.85 V	5.25 V	65 mA	0 C	+ 70 C	Through Hole	Tube