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

    SN74LVTH374PWR Search Results

    SN74LVTH374PWR Result Highlights (1)

    Part ECAD Model Manufacturer Description Download Buy
    SN74LVTH374PWR Texas Instruments 3.3-V ABT Octal Edge-Triggered D-Type Flip-Flops With 3-State Outputs 20-TSSOP -40 to 85 Visit Texas Instruments Buy
    SF Impression Pixel

    SN74LVTH374PWR Price and Stock

    Rochester Electronics LLC SN74LVTH374PWR

    IC FF D-TYPE SNGL 8BIT 20TSSOP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey SN74LVTH374PWR Bulk 12,000 870
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.35
    • 10000 $0.35
    		Buy Now

    Texas Instruments SN74LVTH374PWR

    IC FF D-TYPE SNGL 8BIT 20TSSOP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey SN74LVTH374PWR Cut Tape 464 1
    • 1 $0.74
    • 10 $0.528
    • 100 $0.4153
    • 1000 $0.35635
    • 10000 $0.35635
    		Buy Now
    SN74LVTH374PWR Digi-Reel 464 1
    • 1 $0.74
    • 10 $0.528
    • 100 $0.4153
    • 1000 $0.35635
    • 10000 $0.35635
    		Buy Now
    SN74LVTH374PWR Reel 2,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.32548
    		Buy Now
    Mouser Electronics SN74LVTH374PWR 2,339
    • 1 $0.85
    • 10 $0.516
    • 100 $0.409
    • 1000 $0.378
    • 10000 $0.306
    		Buy Now
    Bristol Electronics SN74LVTH374PWR 2,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    		Get Quote
    SN74LVTH374PWR 1,480
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    		Get Quote
    Quest Components SN74LVTH374PWR 2,328
    • 1 $0.6666
    • 10 $0.6666
    • 100 $0.6666
    • 1000 $0.2778
    • 10000 $0.2778
    		Buy Now
    SN74LVTH374PWR 1,600
    • 1 $0.91
    • 10 $0.91
    • 100 $0.91
    • 1000 $0.364
    • 10000 $0.364
    		Buy Now
    SN74LVTH374PWR 1,268
    • 1 $1.111
    • 10 $1.111
    • 100 $0.5555
    • 1000 $0.4444
    • 10000 $0.4444
    		Buy Now
    SN74LVTH374PWR 1,056
    • 1 $0.85
    • 10 $0.85
    • 100 $0.85
    • 1000 $0.34
    • 10000 $0.34
    		Buy Now
    SN74LVTH374PWR 35
    • 1 $0.8575
    • 10 $0.686
    • 100 $0.4288
    • 1000 $0.4288
    • 10000 $0.4288
    		Buy Now
    Rochester Electronics SN74LVTH374PWR 12,000 1
    • 1 $0.3319
    • 10 $0.3319
    • 100 $0.312
    • 1000 $0.2821
    • 10000 $0.2821
    		Buy Now
    Component Electronics, Inc SN74LVTH374PWR 3
    • 1 $0.77
    • 10 $0.77
    • 100 $0.58
    • 1000 $0.5
    • 10000 $0.5
    		Buy Now

    Texas Instruments SN74LVTH374PW

    Flip Flops ABT Octal Edge-Trig D-Type F-F
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    Mouser Electronics SN74LVTH374PW
    • 1 $0.82
    • 10 $0.64
    • 100 $0.457
    • 1000 $0.419
    • 10000 $0.38
    		Get Quote

    Texas Instruments SN74LVTH374PWRG4

    BUS DRIVER, LVT SERIES, 1-FUNC, 8-BIT, TRUE OUTPUT, BICMOS, PDSO20
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    Quest Components SN74LVTH374PWRG4 1,232
    • 1 $1
    • 10 $1
    • 100 $1
    • 1000 $0.4
    • 10000 $0.4
    		Buy Now
    SN74LVTH374PWRG4 1,232
    • 1 $1
    • 10 $1
    • 100 $1
    • 1000 $0.4
    • 10000 $0.4
    		Buy Now
    SN74LVTH374PWRG4 465
    • 1 $0.6
    • 10 $0.6
    • 100 $0.4
    • 1000 $0.28
    • 10000 $0.28
    		Buy Now
    SN74LVTH374PWRG4 465
    • 1 $0.6
    • 10 $0.6
    • 100 $0.4
    • 1000 $0.28
    • 10000 $0.28
    		Buy Now

    SN74LVTH374PWR Datasheets (9)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF
    SN74LVTH374PWR Texas Instruments 3.3 V ABT Octal Edge-Triggered D-Type Flip-Flop with 3-State Outputs Original PDF
    SN74LVTH374PWR Texas Instruments 3.3-V ABT Octal Edge-Triggered D-Type Flip-Flops With 3-State Outputs 20-TSSOP -40 to 85 Original PDF
    SN74LVTH374PWR Texas Instruments 3.3-V ABT OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH 3-STATE OUTPUTS Original PDF
    SN74LVTH374PWR Texas Instruments SN74LVTH374 - 3.3-V ABT Octal Edge-Triggered D-Type Flip-Flops With 3-State Outputs 20-TSSOP -40 to 85 Original PDF
    SN74LVTH374PWRE4 Texas Instruments 3.3-V ABT Octal Edge-Triggered D-Type Flip-Flops With 3-State Outputs Original PDF
    SN74LVTH374PWRE4 Texas Instruments 3.3-V ABT Octal Edge-Triggered D-Type Flip-Flops With 3-State Outputs 20-TSSOP -40 to 85 Original PDF
    SN74LVTH374PWRE4 Texas Instruments SN74LVTH374 - 3.3-V ABT Octal Edge-Triggered D-Type Flip-Flops With 3-State Outputs 20-TSSOP -40 to 85 Original PDF
    SN74LVTH374PWRG4 Texas Instruments 3.3-V ABT Octal Edge-Triggered D-Type Flip-Flops With 3-State Outputs 20-TSSOP -40 to 85 Original PDF
    SN74LVTH374PWRG4 Texas Instruments SN74LVTH374 - 3.3-V ABT Octal Edge-Triggered D-Type Flip-Flops With 3-State Outputs 20-TSSOP -40 to 85 Original PDF

    SN74LVTH374PWR Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    A115-A

    Abstract: LVTH374 SN54LVTH374 SN74LVTH374 SN74LVTH374DW SN74LVTH374DWR SN74LVTH374-EP
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H SN54LVTH374 A115-A LVTH374 SN54LVTH374 SN74LVTH374 SN74LVTH374DW SN74LVTH374DWR SN74LVTH374-EP

    SN74LVTH374-EP

    Abstract: No abstract text available
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H 000-V A114-A) A115-A) SN54LVTH374 SN74LVTH374 SN74LVTH374-EP

    Untitled

    Abstract: No abstract text available
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H 000-V A114-A) A115-A) SN54LVTH374 SN74LVTH374

    A115-A

    Abstract: LVTH374 SN54LVTH374 SN74LVTH374 SN74LVTH374DW
    Text: SN54LVTH374, SN74LVTH374 3.3-V ABT OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH 3-STATE OUTPUTS SCBS683G – MARCH 1997 – REVISED MARCH 2002 D D D D D description These octal flip-flops are designed specifically for low-voltage 3.3-V VCC operation, but with the


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683G SN54LVTH374 A115-A LVTH374 SN54LVTH374 SN74LVTH374 SN74LVTH374DW

    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

    A115-A

    Abstract: LVTH374 SN54LVTH374 SN74LVTH374 SN74LVTH374DW SN74LVTH374DWR SN74LVTH374-EP
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H SN54LVTH374 A115-A LVTH374 SN54LVTH374 SN74LVTH374 SN74LVTH374DW SN74LVTH374DWR SN74LVTH374-EP

    schematic diagram atx Power supply 500w

    Abstract: pioneer PAL 012A 1000w inverter PURE SINE WAVE schematic diagram 600va numeric ups circuit diagrams winbond bios 25064 TLE 9180 infineon smsc MEC 1300 nu TBE schematic diagram inverter 2000w DK55 circuit diagram of luminous 600va UPS
    Text: QUICK INDEX NEW IN THIS ISSUE! Detailed Index - See Pages 3-24 Digital Signal Processors, iCoupler , iMEMS® and iSensor . . . . . 805, 2707, 2768-2769 Connectors, Cable Assemblies, IC Sockets . . . . . . . . . . . 28-568 RF Connectors . . . . . . . . . . . . . . . . . . . . . . Pages 454-455


    Original     		PDF P462-ND P463-ND LNG295LFCP2U LNG395MFTP5U US2011) schematic diagram atx Power supply 500w pioneer PAL 012A 1000w inverter PURE SINE WAVE schematic diagram 600va numeric ups circuit diagrams winbond bios 25064 TLE 9180 infineon smsc MEC 1300 nu TBE schematic diagram inverter 2000w DK55 circuit diagram of luminous 600va UPS

    SN74LVTH374-EP

    Abstract: No abstract text available
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H SN54LVTH374 SN74LVTH374-EP

    SN74LVTH374-EP

    Abstract: No abstract text available
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H 000-V A114-A) A115-A) SN54LVTH374 SN74LVTH374 SN74LVTH374-EP

    SN74LVTH374-EP

    Abstract: No abstract text available
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 SN54LVTH374 . . . J OR W PACKAGE SN74LVTH374 . . . DB, DW, NS, OR PW PACKAGE TOP VIEW D Support Mixed-Mode Signal Operation


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H SN54LVTH374 SN74LVTH374-EP

    SN74LVTH374-EP

    Abstract: No abstract text available
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H 000-V A114-A) A115-A) SN54LVTH374 SN74LVTH374 SN74LVTH374-EP

    lxh374

    Abstract: A115-A LVTH374 SN54LVTH374 SN74LVTH374 SN74LVTH374DW SN74LVTH374DWR
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H SN54LVTH374 lxh374 A115-A LVTH374 SN54LVTH374 SN74LVTH374 SN74LVTH374DW SN74LVTH374DWR

    A115-A

    Abstract: LVTH374 SN54LVTH374 SN74LVTH374 SN74LVTH374DW SN74LVTH374DWR
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H SN54LVTH374 A115-A LVTH374 SN54LVTH374 SN74LVTH374 SN74LVTH374DW SN74LVTH374DWR

    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

    LXH374

    Abstract: A115-A LVTH374 SN54LVTH374 SN74LVTH374 SN74LVTH374DW SN74LVTH374DWR
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H SN54LVTH374 LXH374 A115-A LVTH374 SN54LVTH374 SN74LVTH374 SN74LVTH374DW SN74LVTH374DWR

    SN74LVTH374-EP

    Abstract: No abstract text available
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H SN54LVTH374 SN74LVTH374-EP

    Untitled

    Abstract: No abstract text available
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H 000-V A114-A) A115-A) SN54LVTH374 SN74LVTH374

    Untitled

    Abstract: No abstract text available
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H 000-V A114-A) A115-A) SN54LVTH374 SN74LVTH374

    Untitled

    Abstract: No abstract text available
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H 000-V A114-A) A115-A) SN54LVTH374 SN74LVTH374

    Untitled

    Abstract: No abstract text available
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H SN54LVTH374

    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

    SN74LVTH374-EP

    Abstract: No abstract text available
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H 000-V A114-A) A115-A) SN54LVTH374 SN74LVTH374 SN74LVTH374-EP

    SN74LVTH374-EP

    Abstract: No abstract text available
    Text: SN54LVTH374, SN74LVTH374 3.3ĆV ABT OCTAL EDGEĆTRIGGERED DĆTYPE FLIPĆFLOPS WITH 3ĆSTATE OUTPUTS SCBS683H − MARCH 1997 − REVISED OCTOBER 2003 D Support Mixed-Mode Signal Operation D D D D OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND 1 20 2 19 3 18 4 17 5 16 6 15


    Original     		PDF SN54LVTH374, SN74LVTH374 SCBS683H 000-V A114-A) A115-A) SN54LVTH374 SN74LVTH374 SN74LVTH374-EP

    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