Please enter a valid full or partial manufacturer part number with a minimum of 3 letters or numbers

    MC74VHC126D Search Results

    SF Impression Pixel

    MC74VHC126D Price and Stock

    onsemi MC74VHC126DTR2G

    IC BUF NON-INVERT 5.5V 14TSSOP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey MC74VHC126DTR2G Digi-Reel 6,501 1
    • 1 $1.08
    • 10 $0.643
    • 100 $0.4141
    • 1000 $0.29391
    • 10000 $0.29391
    		Buy Now
    MC74VHC126DTR2G Cut Tape 6,501 1
    • 1 $1.08
    • 10 $0.643
    • 100 $0.4141
    • 1000 $0.29391
    • 10000 $0.29391
    		Buy Now
    MC74VHC126DTR2G Reel 2,500 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.26366
    		Buy Now
    Avnet Americas MC74VHC126DTR2G Reel 12 Weeks 5,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.1548
    		Buy Now
    Mouser Electronics MC74VHC126DTR2G 53,315
    • 1 $0.38
    • 10 $0.374
    • 100 $0.301
    • 1000 $0.25
    • 10000 $0.211
    		Buy Now
    Arrow Electronics MC74VHC126DTR2G 5,000 12 Weeks 5,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.2066
    		Buy Now
    MC74VHC126DTR2G Cut Strips 1,170 12 Weeks 1
    • 1 $0.2885
    • 10 $0.2877
    • 100 $0.2489
    • 1000 $0.2173
    • 10000 $0.2173
    		Buy Now
    Newark MC74VHC126DTR2G Reel 2,500
    • 1 $0.292
    • 10 $0.292
    • 100 $0.292
    • 1000 $0.292
    • 10000 $0.263
    		Buy Now
    Onlinecomponents.com MC74VHC126DTR2G
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.2107
    		Buy Now
    Avnet Asia MC74VHC126DTR2G 12 Weeks 5,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.13961
    		Buy Now
    Avnet Silica MC74VHC126DTR2G 2,500 13 Weeks 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    		Buy Now
    EBV Elektronik MC74VHC126DTR2G 14 Weeks 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    		Buy Now
    New Advantage Corporation MC74VHC126DTR2G 2,500 1
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.3563
    		Buy Now

    onsemi MC74VHC126DR2G

    IC BUF NON-INVERT 5.5V 14SOIC
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey MC74VHC126DR2G Digi-Reel 2,100 1
    • 1 $1.1
    • 10 $0.653
    • 100 $0.4213
    • 1000 $0.29944
    • 10000 $0.29944
    		Buy Now
    MC74VHC126DR2G Cut Tape 2,100 1
    • 1 $1.1
    • 10 $0.653
    • 100 $0.4213
    • 1000 $0.29944
    • 10000 $0.29944
    		Buy Now
    MC74VHC126DR2G Reel 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.19888
    		Buy Now
    Avnet Americas MC74VHC126DR2G Reel 12 Weeks 5,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.14544
    		Buy Now
    Mouser Electronics MC74VHC126DR2G 2,400
    • 1 $0.41
    • 10 $0.404
    • 100 $0.317
    • 1000 $0.27
    • 10000 $0.198
    		Buy Now
    Verical MC74VHC126DR2G 5,400 32
    • 1 -
    • 10 -
    • 100 $0.1841
    • 1000 $0.1841
    • 10000 $0.1841
    		Buy Now
    MC74VHC126DR2G 2,500 1,597
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.2349
    		Buy Now
    Arrow Electronics MC74VHC126DR2G 5,400 1
    • 1 $0.1841
    • 10 $0.1841
    • 100 $0.1841
    • 1000 $0.1841
    • 10000 $0.1841
    		Buy Now
    MC74VHC126DR2G Cut Strips 4,362 12 Weeks 1
    • 1 $0.1972
    • 10 $0.1956
    • 100 $0.1924
    • 1000 $0.1876
    • 10000 $0.1859
    		Buy Now
    Newark MC74VHC126DR2G Cut Tape 1
    • 1 $0.447
    • 10 $0.418
    • 100 $0.33
    • 1000 $0.268
    • 10000 $0.268
    		Buy Now
    MC74VHC126DR2G Reel 2,500
    • 1 $0.274
    • 10 $0.274
    • 100 $0.274
    • 1000 $0.274
    • 10000 $0.247
    		Buy Now
    Onlinecomponents.com MC74VHC126DR2G
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.1979
    		Buy Now
    Bristol Electronics MC74VHC126DR2G 738 11
    • 1 -
    • 10 -
    • 100 $0.3169
    • 1000 $0.156
    • 10000 $0.156
    		Buy Now
    Quest Components MC74VHC126DR2G 784
    • 1 $0.74
    • 10 $0.74
    • 100 $0.74
    • 1000 $0.296
    • 10000 $0.296
    		Buy Now
    MC74VHC126DR2G 590
    • 1 $0.65
    • 10 $0.65
    • 100 $0.325
    • 1000 $0.195
    • 10000 $0.195
    		Buy Now
    MC74VHC126DR2G 315
    • 1 $0.45
    • 10 $0.45
    • 100 $0.3
    • 1000 $0.21
    • 10000 $0.21
    		Buy Now
    Rochester Electronics MC74VHC126DR2G 2,500 1
    • 1 $0.221
    • 10 $0.221
    • 100 $0.2077
    • 1000 $0.1879
    • 10000 $0.1879
    		Buy Now
    EBV Elektronik MC74VHC126DR2G 14 Weeks 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    		Buy Now

    Rochester Electronics LLC MC74VHC126D

    IC BUFFER NON-INVERT 5.5V 14SOIC
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey MC74VHC126D Bulk 4,438
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.07
    		Buy Now

    onsemi MC74VHC126DR2

    IC BUF NON-INVERT 5.5V 14SOIC
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey MC74VHC126DR2 Reel
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    		Buy Now

    onsemi MC74VHC126DTR2

    IC BUF NON-INVERT 5.5V 14TSSOP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey MC74VHC126DTR2 Reel
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    		Buy Now
    Quest Components MC74VHC126DTR2 2,500
    • 1 $0.54
    • 10 $0.54
    • 100 $0.54
    • 1000 $0.225
    • 10000 $0.225
    		Buy Now
    Find more MC74VHC126D price and stock on Findchips.com

    MC74VHC126D Datasheets (13)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF
    MC74VHC126D On Semiconductor Quad Bus Buffer Original PDF
    MC74VHC126D On Semiconductor Quad Bus Buffer with 3-State Control Inputs Original PDF
    MC74VHC126-D On Semiconductor Noninverting 3-State Buffer Original PDF
    MC74VHC126D On Semiconductor MC74VHC126 - IC AHC/VHC SERIES, QUAD 1-BIT DRIVER, TRUE OUTPUT, PDSO14, SOIC-14, Bus Driver/Transceiver Original PDF
    MC74VHC126DR2 On Semiconductor Quad Bus Buffer, 3 State; Package: SOIC 14 LEAD; No of Pins: 14; Container: Tape and Reel; Qty per Container: 2500 Original PDF
    MC74VHC126DR2 On Semiconductor Quad Bus Buffer with 3-State Inputs Original PDF
    MC74VHC126DR2G On Semiconductor Quad Bus Buffer, 3 State Original PDF
    MC74VHC126DT Motorola Gates, Quad Bus Buffer with 3-State Control Inputs, TSSOP, Industrial Original PDF
    MC74VHC126DT On Semiconductor Quad Bus Buffer Original PDF
    MC74VHC126DT On Semiconductor MC74VHC126 - IC AHC/VHC SERIES, QUAD 1-BIT DRIVER, TRUE OUTPUT, PDSO14, TSSOP-14, Bus Driver/Transceiver Original PDF
    MC74VHC126DTR2 On Semiconductor Quad Bus Buffer, 3 State; Package: TSSOP-14; No of Pins: 14; Container: Tape and Reel; Qty per Container: 2500 Original PDF
    MC74VHC126DTR2 On Semiconductor Quad Bus Buffer with 3-State Inputs Original PDF
    MC74VHC126DTR2G On Semiconductor Quad Bus Buffer, 3 State Original PDF

    MC74VHC126D Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    Untitled

    Abstract: No abstract text available
    Text: MC74VHC126 Quad Bus Buffer with 3−State Control Inputs The MC74VHC126 is a high speed CMOS quad bus buffer fabricated with silicon gate CMOS technology. It achieves noninverting high speed operation similar to equivalent Bipolar Schottky TTL while maintaining CMOS low power dissipation.


    Original     		PDF MC74VHC126 14-LEAD MC74VHC126/D

    MC68B21CP

    Abstract: xcm916x1cth16 transistor marking code 12W SOT-23 sg379 MC68B54P XC68HC805P18CDW mc68b50cp MC2830 NE555N CHN NE555N
    Text: SG379/D REV 7 Semiconductor Products Sector NORTH AMERICA SALES AND DISTRIBUTION PRICE LIST THIS BOOK IS IN COMPUTER SORT PRODUCT CLASSIFICATION – Please see General Information Section 1.3 EFFECTIVE DATE: JANUARY 10, 1998 General Information 1 Cross References


    Original     		PDF SG379/D 1N965BRL ZEN15V 1N751AS 1N967BRL ZEN18V 1N751ASRL 1N968BRL ZEN20V MC68B21CP xcm916x1cth16 transistor marking code 12W SOT-23 sg379 MC68B54P XC68HC805P18CDW mc68b50cp MC2830 NE555N CHN NE555N

    5555 FAIRCHILD optocoupler

    Abstract: MC74HC374N 74hc14n equivalent NC7S125M5 14069 HCF4541BEY APPLICATION HCF4013BE 4026 fairchild datasheet 14543 motorola Motorola DM74LS139N
    Text: R E L I A B L E . L O G I C . I N N O V A T I O N . Logic Cross-Reference Logic Cross-Reference 2003 Texas Instruments Printed in the U.S.A. by Texoma Business Forms, Durant, Oklahoma Printed on recycled paper. SCYB017A NEW First Revision Logic Cross-Reference


    Original     		PDF SCYB017A A010203 5555 FAIRCHILD optocoupler MC74HC374N 74hc14n equivalent NC7S125M5 14069 HCF4541BEY APPLICATION HCF4013BE 4026 fairchild datasheet 14543 motorola Motorola DM74LS139N

    CS5170

    Abstract: mps2112 MPS2112ZL1 100A 300V IGBT MC3346P CS4124YDW16 ON Semiconductor PRICE BOOK 12V to 220V smps inverter bd234 igbt ac motor speed control
    Text: SGD501/D REV 8, January 5, 2002 NORTH AMERICA SALES AND DISTRIBUTION ON Semiconductor PRICE BOOK THIS BOOK IS IN COMPUTER SORT PRODUCT CLASSIFICATION – Please see General Information Section EFFECTIVE DATE: JANUARY 5, 2002 General Information Elimination Of Ozone Depleting Chemicals . . . .


    Original     		PDF SGD501/D Janua667 CS5170 mps2112 MPS2112ZL1 100A 300V IGBT MC3346P CS4124YDW16 ON Semiconductor PRICE BOOK 12V to 220V smps inverter bd234 igbt ac motor speed control

    VHC126

    Abstract: No abstract text available
    Text: MC74VHC126 Quad Bus Buffer with 3–State Control Inputs The MC74VHC126 is a high speed CMOS quad bus buffer fabricated with silicon gate CMOS technology. It achieves noninverting high speed operation similar to equivalent Bipolar Schottky TTL while maintaining CMOS low power dissipation.


    Original     		PDF MC74VHC126 MC74VHC126 VHC126 AND8004/D

    VHC126

    Abstract: MC74VHC126 MC74VHC126D MC74VHC126DT MC74VHC126M a3810
    Text: MC74VHC126 Quad Bus Buffer with 3–State Control Inputs The MC74VHC126 is a high speed CMOS quad bus buffer fabricated with silicon gate CMOS technology. It achieves noninverting high speed operation similar to equivalent Bipolar Schottky TTL while maintaining CMOS low power dissipation.


    Original     		PDF MC74VHC126 MC74VHC126 r14525 MC74VHC126/D VHC126 MC74VHC126D MC74VHC126DT MC74VHC126M a3810

    1500w audio amplifier circuit

    Abstract: Schottky Diode 80V 6A 1500w PWM 220v C106MG marking code SS SOT23 tl494cn inverter datasheet smps 1500W MMSZ5231BT1G dc 220v motor speed control circuit with scr NCP1200P60G
    Text: SGD501/D REV 19, October 9, 2004 NORTH AMERICA SALES AND DISTRIBUTION ON Semiconductor PRICE BOOK THIS BOOK IS IN COMPUTER SORT PRODUCT CLASSIFICATION − Please see General Information Section EFFECTIVE DATE: OCTOBER 9, 2004  General Information ON Semiconductor Standard Policies


    Original     		PDF SGD501/D 74VCX16373DT 74VCX16373DTR 74VCX16374DT 16BIT 74VCX16374DTR 80SQ045N 80SQ045NRL 1500w audio amplifier circuit Schottky Diode 80V 6A 1500w PWM 220v C106MG marking code SS SOT23 tl494cn inverter datasheet smps 1500W MMSZ5231BT1G dc 220v motor speed control circuit with scr NCP1200P60G

    CD4558

    Abstract: NC7S125 MC74F138N HCF4541 Motorola MC74HC251N 74ACT161 DHVQFN-20 74V1G08 SOT323/5 HCF4017 SN74ACT14DR
    Text: Logic Cross-Reference Introduction This Logic Cross-Reference for Buyers, Distribution Specialists and others with an interest in Logic will assist in finding a device made by Texas Instruments that is identical or similar to many of our competitors’ Logic products.


    Original     		PDF 74ABT16244 A010203 53001cov SCYB017 CD4558 NC7S125 MC74F138N HCF4541 Motorola MC74HC251N 74ACT161 DHVQFN-20 74V1G08 SOT323/5 HCF4017 SN74ACT14DR

    MC74VHC126

    Abstract: MC74VHC126D MC74VHC126DT MC74VHC126M VHC126
    Text: MC74VHC126 Quad Bus Buffer with 3–State Control Inputs The MC74VHC126 is a high speed CMOS quad bus buffer fabricated with silicon gate CMOS technology. It achieves noninverting high speed operation similar to equivalent Bipolar Schottky TTL while maintaining CMOS low power dissipation.


    Original     		PDF MC74VHC126 MC74VHC126 r14525 MC74VHC126/D MC74VHC126D MC74VHC126DT MC74VHC126M VHC126

    74ls74apc

    Abstract: HD74ls04p 74LVC1G04ady8 semiconductor AZ431BZ-AE1 HCF4060BE HEF4093BP datasheet free download ne5334 hd74hc132p dm74ls47n
    Text: Standard Linear and Logic Products Cross-Reference Introduction Notice This Standard Linear and Logic Products CrossReference will assist in finding a device made by Texas Instruments that is a drop-in or similar replacement to many of our competitors’ standard linear and logic products.


    Original     		PDF

    ANA 618

    Abstract: voltage regulator ana 618 NZSMB15CAT3 GP 809 DIODE 1500w audio amplifier circuit SPEED CONTROL of DC MOTOR tda1085c CS5170 ANA 618* voltage regulator 12 VOLT 2 AMP smps diode 1n4007 MIC MAKE
    Text: SGD501/D REV 13, April 12, 2003 NORTH AMERICA SALES AND DISTRIBUTION ON Semiconductor PRICE BOOK THIS BOOK IS IN COMPUTER SORT PRODUCT CLASSIFICATION - Please see General Information Section EFFECTIVE DATE: APRIL 12, 2003  General Information Elimination Of Ozone Depleting Chemicals . . . .


    Original     		PDF SGD501/D ANA 618 voltage regulator ana 618 NZSMB15CAT3 GP 809 DIODE 1500w audio amplifier circuit SPEED CONTROL of DC MOTOR tda1085c CS5170 ANA 618* voltage regulator 12 VOLT 2 AMP smps diode 1n4007 MIC MAKE

    MC74VHC126

    Abstract: MC74VHC126D MC74VHC126DT MC74VHC126M VHC126
    Text: MC74VHC126 Quad Bus Buffer with 3–State Control Inputs The MC74VHC126 is a high speed CMOS quad bus buffer fabricated with silicon gate CMOS technology. It achieves noninverting high speed operation similar to equivalent Bipolar Schottky TTL while maintaining CMOS low power dissipation.


    Original     		PDF MC74VHC126 MC74VHC126 r14525 MC74VHC126/D MC74VHC126D MC74VHC126DT MC74VHC126M VHC126

    MC0628R

    Abstract: 40373 74hc14n equivalent 4046 application note philips HCF4060BE HCF4017BE SN74121 application note MC74HC373DW mc0628 HCF4053BE
    Text: R E L I A B L E . L O G I C . I N N O V A T I O N . Logic Cross-Reference Logic Cross-Reference 2003 Texas Instruments Printed in the U.S.A. by Texoma Business Forms, Durant, Oklahoma Printed on recycled paper. SCYB017A NEW First Revision Logic Cross-Reference


    Original     		PDF SCYB017A T74ALVC32374 74CBTLV16211 SN74CBTD16211 SN74SSTV16859 SN74CBTLV16211GRDR SN74ALVC16245AGRDR -SN74SSTV16859GKER MC0628R 40373 74hc14n equivalent 4046 application note philips HCF4060BE HCF4017BE SN74121 application note MC74HC373DW mc0628 HCF4053BE

    VHC126

    Abstract: marking code vhc MC74VHC126 MC74VHC126D MC74VHC126DT MC74VHC126M SOIC-14
    Text: MC74VHC126 Quad Bus Buffer with 3-State Control Inputs The MC74VHC126 is a high speed CMOS quad bus buffer fabricated with silicon gate CMOS technology. It achieves noninverting high speed operation similar to equivalent Bipolar Schottky TTL while maintaining CMOS low power dissipation.


    Original     		PDF MC74VHC126 MC74VHC126 14-LEAD MC74VHC126/D VHC126 marking code vhc MC74VHC126D MC74VHC126DT MC74VHC126M SOIC-14

    CD4049BE

    Abstract: MC74HC374N mc74hct244n lcx 574 MC74HCT245N MC74HCT245DW MC74HC373DW CD4049B Texas Instruments On semiconductor LCX 574 MC74HCT373N
    Text: ON Semiconductor - Texas Instruments Logic Cross-Reference Root 2 2 ON Generic MC74AC00 MC74AC00 MC74AC00 MC74AC00 MC74AC00 MC74AC00 MC74AC00 MC74ACT00 MC74ACT00 MC74ACT00 MC74ACT00 MC74ACT00 MC74ACT00 MC74ACT00 MC74HC00A MC74HC00A MC74HC00A MC74HC00A MC74HC00A


    Original     		PDF MC74AC00 MC74ACT00 CD4049BE MC74HC374N mc74hct244n lcx 574 MC74HCT245N MC74HCT245DW MC74HC373DW CD4049B Texas Instruments On semiconductor LCX 574 MC74HCT373N

    12V to 220V smps inverter

    Abstract: PNP 2A DPAK 927 mps9418 VN2406LZL1 tl494cn inverter mc34167t LM324N-B DC 48v AC 220v 500w smps 1500w PWM 220v 220v DC motor speed control mcr72
    Text: SGD501/D REV 9, April 6, 2002 NORTH AMERICA SALES AND DISTRIBUTION ON Semiconductor PRICE BOOK THIS BOOK IS IN COMPUTER SORT PRODUCT CLASSIFICATION – Please see General Information Section EFFECTIVE DATE: APRIL 6, 2002  General Information Elimination Of Ozone Depleting Chemicals . . . .


    Original     		PDF SGD501/D 12V to 220V smps inverter PNP 2A DPAK 927 mps9418 VN2406LZL1 tl494cn inverter mc34167t LM324N-B DC 48v AC 220v 500w smps 1500w PWM 220v 220v DC motor speed control mcr72

    74LCX258

    Abstract: On semiconductor LCX 574 D4186 SRF 504 power tmos MECL ii Integrated Circuit TRANSISTOR MARKING YB 826 motorola analog ICs vol.1 MC74VHC02 MC74VHCT00A
    Text: DLD602/D Rev. 0, Jun-2002 Standard Low-Voltage Logic VHC, LVX, LCX and VCX Devices GLOBAL Literature Fulfillment: Literature Distribution Center for ON Semiconductor P.O. Box 5163, Denver, Colorado 80217 USA Phone: 303-675-2175 or 800-344-3860 Toll Free USA/Canada


    Original     		PDF DLD602/D Jun-2002 r14525 DLD602 74LCX258 On semiconductor LCX 574 D4186 SRF 504 power tmos MECL ii Integrated Circuit TRANSISTOR MARKING YB 826 motorola analog ICs vol.1 MC74VHC02 MC74VHCT00A

    Untitled

    Abstract: No abstract text available
    Text: MC74VHC126 Quad Bus Buffer with 3−State Control Inputs The MC74VHC126 is a high speed CMOS quad bus buffer fabricated with silicon gate CMOS technology. It achieves noninverting high speed operation similar to equivalent Bipolar Schottky TTL while maintaining CMOS low power dissipation.


    Original     		PDF MC74VHC126 MC74VHC126 MC74VHC126/D

    CS5170

    Abstract: MUR1620CTA NTP3055 SBRS81100T3G MC1741CP 2N5458 SUBSTITUTE SPEED CONTROL of DC MOTOR tda1085c DIODE SWCH 100V SS SOT23 TR znr SF 471 NCP1200AP60
    Text: SGD501/D REV 17, April 10, 2004 NORTH AMERICA SALES AND DISTRIBUTION ON Semiconductor PRICE BOOK THIS BOOK IS IN COMPUTER SORT PRODUCT CLASSIFICATION − Please see General Information Section EFFECTIVE DATE: APRIL 10, 2004  General Information Elimination Of Ozone Depleting Chemicals . . . .


    Original     		PDF SGD501/D 74VCX16373DT 74VCX16373DTR 74VCX16374DT 16BIT 74VCX16374DTR 80SQ045N 80SQ045NRL CS5170 MUR1620CTA NTP3055 SBRS81100T3G MC1741CP 2N5458 SUBSTITUTE SPEED CONTROL of DC MOTOR tda1085c DIODE SWCH 100V SS SOT23 TR znr SF 471 NCP1200AP60

    5555 FAIRCHILD optocoupler

    Abstract: DM74LS75N MC74HC373DW 74hc14n equivalent HCF4060BE 40373 NC7S125M5X datasheet 14543 motorola 14049 CD40106BE
    Text: R E L I A B L E . L O G I C . I N N O V A T I O N . Logic Cross-Reference Logic Cross-Reference 2003 Texas Instruments Printed in the U.S.A. by Texoma Business Forms, Durant, Oklahoma Printed on recycled paper. SCYB017A NEW First Revision Logic Cross-Reference


    Original     		PDF SCYB017A A010203 5555 FAIRCHILD optocoupler DM74LS75N MC74HC373DW 74hc14n equivalent HCF4060BE 40373 NC7S125M5X datasheet 14543 motorola 14049 CD40106BE