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    CD74AC299 Search Results

    CD74AC299 Result Highlights (1)

    Part ECAD Model Manufacturer Description Download Buy
    CD74AC299M96 Texas Instruments 8-Input Universal Shift/Storage Register with Common Parallel I/O Pins and Asynchronous Reset 20-SOIC -55 to 125 Visit Texas Instruments Buy
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    CD74AC299 Price and Stock

    Texas Instruments CD74AC299M96

    IC 8BIT SHIFT/STOR REGSTR 20SOIC
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey CD74AC299M96 Digi-Reel 1
    • 1 $1.16
    • 10 $1.16
    • 100 $1.16
    • 1000 $1.16
    • 10000 $1.16
    		Buy Now
    CD74AC299M96 Reel 2,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.53781
    		Buy Now
    CD74AC299M96 Cut Tape 1
    • 1 $1.16
    • 10 $1.16
    • 100 $1.16
    • 1000 $1.16
    • 10000 $1.16
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    Mouser Electronics CD74AC299M96 26,706
    • 1 $1.21
    • 10 $1.19
    • 100 $1.1
    • 1000 $0.747
    • 10000 $0.527
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    Win Source Electronics CD74AC299M96 10,000
    • 1 -
    • 10 -
    • 100 $1.6607
    • 1000 $1.3928
    • 10000 $1.3928
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    RCA CD74AC299E

    IC,SHIFT REGISTER,AC-CMOS,DIP,20PIN,PLASTIC
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    Quest Components CD74AC299E 12
    • 1 $6.45
    • 10 $4.73
    • 100 $4.73
    • 1000 $4.73
    • 10000 $4.73
    		Buy Now
    CD74AC299E 8
    • 1 $6.45
    • 10 $3.225
    • 100 $3.225
    • 1000 $3.225
    • 10000 $3.225
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    Harris Semiconductor CD74AC299E

    74AC299 - 8-INPUT UNIVERSAL SHIFT/STORAGE REGISTER WITH COMMON PARALLEL I/O PIN '
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    Rochester Electronics CD74AC299E 162 1
    • 1 $0.1408
    • 10 $0.1408
    • 100 $0.1324
    • 1000 $0.1197
    • 10000 $0.1197
    		Buy Now

    CD74AC299 Datasheets (14)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF
    CD74AC299 Texas Instruments 8-INPUT UNIVERSAL SHIFT/STORAGE REGISTER WITH COMMON PARALLEL I/O PINS Original PDF
    CD74AC299E Texas Instruments CD74AC299 - IC AC SERIES, 8-BIT BIDIRECTIONAL PARALLEL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, PDIP20, PLASTIC, DIP-20, Shift Register Original PDF
    CD74AC299E Unknown Historical semiconductor price guide (US$ - 1998). From our catalog scanning project. Historical PDF
    CD74AC299M Texas Instruments CD74AC299 - IC AC SERIES, 8-BIT BIDIRECTIONAL PARALLEL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, PDSO20, PLASTIC, SOIC-20, Shift Register Original PDF
    CD74AC299M Unknown Historical semiconductor price guide (US$ - 1998). From our catalog scanning project. Historical PDF
    CD74AC299M96 Texas Instruments CD74AC299 - 8-Input Universal Shift/Storage Register with Common Parallel I/O Pins and Asynchronous Reset 20-SOIC -55 to 125 Original PDF
    CD74AC299M96 Texas Instruments 8-INPUT UNIVERSAL SHIFT/STORAGE REGISTER WITH COMMON PARALLEL I/O PINS AND ASYNCHRONOUS RESET Original PDF
    CD74AC299M96 Texas Instruments 8-Input Universal Shift/Storage Register with Common Parallel I/O Pins and Asynchronous Reset 20-SOIC -55 to 125 Original PDF
    CD74AC299M96 Unknown Historical semiconductor price guide (US$ - 1998). From our catalog scanning project. Historical PDF
    CD74AC299M96E4 Texas Instruments CD74AC299 - 8-Input Universal Shift/Storage Register with Common Parallel I/O Pins and Asynchronous Reset 20-SOIC -55 to 125 Original PDF
    CD74AC299M96E4 Texas Instruments 8-INPUT UNIVERSAL SHIFT/STORAGE REGISTER WITH COMMON PARALLEL I/O PINS Original PDF
    CD74AC299M96E4 Texas Instruments 8-Input Universal Shift/Storage Register with Common Parallel I/O Pins and Asynchronous Reset 20-SOIC -55 to 125 Original PDF
    CD74AC299M96G4 Texas Instruments CD74AC299 - 8-Input Universal Shift/Storage Register with Common Parallel I/O Pins and Asynchronous Reset 20-SOIC -55 to 125 Original PDF
    CD74AC299M96G4 Texas Instruments 8-Input Universal Shift/Storage Register with Common Parallel I/O Pins and Asynchronous Reset 20-SOIC -55 to 125 Original PDF

    CD74AC299 Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    transistor AC126

    Abstract: equivalent transistor ac125 AC393 AC126 74AC393 AC365 AC682 d flip flop p6nk60z ACT03
    Text: HC Portfolio Comparison PART # AC00 ACT00 AC01 AC02 ACT02 AC03 ACT03 AC04 ACT04 ACU04 AC05 ACT05 AC07 AC08 ACT08 AC09 AC10 ACT10 AC11 ACT11 AC14 ACT14 AC20 ACT20 AC32 ACT32 AC74 ACT74 AC86 ACT86 AC107 AC109 ACT109 AC112 ACT112 AC123 AC125 ACT125 AC126 ACT126


    Original     		PDF ACT00 ACT02 ACT03 ACT04 ACU04 ACT05 ACT08 ACT10 ACT11 ACT14 transistor AC126 equivalent transistor ac125 AC393 AC126 74AC393 AC365 AC682 d flip flop p6nk60z ACT03

    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

    hct 4047 bt

    Abstract: SN74ALS679 FCT Fast CMOS TTL Logic 74LS 4075 7804 inverter SN74368A DTL Logic 4069 CMOS hex inverter SN502 CD74AC374
    Text: IMPORTANT NOTICE Texas Instruments and its subsidiaries TI reserve the right to make changes to their products or to discontinue any product or service without notice, and advise customers to obtain the latest version of relevant information to verify, before placing orders, that information being relied on is current and complete. All products are sold


    Original     		PDF SDYZ001A, SN74LS138D SN74LS138DR SN74LS138N SN74LS138N3 SN74LS138NSR images/sn74ls138 hct 4047 bt SN74ALS679 FCT Fast CMOS TTL Logic 74LS 4075 7804 inverter SN74368A DTL Logic 4069 CMOS hex inverter SN502 CD74AC374

    74HCT 4013

    Abstract: CD4078 4093 BF SN74368A SN74ALS679 LXZ Series 4069 CMOS hex inverter 2a2 vacuum tube CD74AC374 cd408
    Text: SN54HC240, SN74HC240 OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTPUTS SCLS128B – DECEMBER 1982 – REVISED MAY 1997 D D SN54HC240 . . . J OR W PACKAGE SN74HC240 . . . DW OR N PACKAGE TOP VIEW 3-State Outputs Drive Bus Lines or Buffer Memory Address Registers


    Original     		PDF SN54HC240, SN74HC240 SCLS128B 300-mil SN54HC240 SN74HC240 HC240 SDYZ001A, SN74HC240DW SN74HC240DWR 74HCT 4013 CD4078 4093 BF SN74368A SN74ALS679 LXZ Series 4069 CMOS hex inverter 2a2 vacuum tube CD74AC374 cd408

    CD4000 series

    Abstract: CD4060BE CD4017BE CD40106BE CD4541BE CD4066BE CD4511BE DATASHEET CD4511BE CD4011BE CD4020BE Datasheet
    Text: CD4000 Series CD4001BE CD4001BM CD4001BM96 CD4001UBE CD4001UBM CD4002BE CD4006BE CD4007UBE CD4007UBM CD4009UBE CD4010BE CD4011BE CD4011BM CD4011BM96 CD4011UBE CD4011UBM CD4012BE CD4012BM CD4012BM96 CD4013BE CD4013BM CD4013BM96 CD4014BE CD4015BE CD4016BE


    Original     		PDF CD4000 CD4001BE CD4001BM CD4001BM96 CD4001UBE CD4001UBM CD4002BE CD4006BE CD4007UBE CD4007UBM CD4000 series CD4060BE CD4017BE CD40106BE CD4541BE CD4066BE CD4511BE DATASHEET CD4511BE CD4011BE CD4020BE Datasheet

    SKIIP 33 nec 125 t2

    Abstract: skiip 613 gb 123 ct RBS 6302 ericsson SKIIP 513 gb 173 ct THERMISTOR ml TDK 150M pioneer PAL 010a Project Report of smoke alarm using IC 555 doc SKiip 83 EC 125 T1 ericsson RBS 6000 series INSTALLATION MANUAL Ericsson Installation guide for RBS 6302
    Text: Discontinued and Superseded Stock Number History. This document contains Discontinued and Superseded Stock Number History. The information is listed in the following format: Stock Number: The original RS Stock Number of the item. Brief Description: The Invoice Description of the item.


    Original     		PDF 734TL UWEB-MODEM-34 HCS412/WM TLV320AIC10IPFB 100MB NEON250 GA-60XM7E BLK32X40 BLK32X42 SKIIP 33 nec 125 t2 skiip 613 gb 123 ct RBS 6302 ericsson SKIIP 513 gb 173 ct THERMISTOR ml TDK 150M pioneer PAL 010a Project Report of smoke alarm using IC 555 doc SKiip 83 EC 125 T1 ericsson RBS 6000 series INSTALLATION MANUAL Ericsson Installation guide for RBS 6302

    CD54AC299F3A

    Abstract: CD54AC323 CD54ACT299F3A CD54ACT323 CD54ACT323F3A CD74AC299M96 CD74AC323 CD74ACT323
    Text: Data sheet acquired from Harris Semiconductor SCHS288 This data sheet is applicable to the CD54/74AC299, CD74AC323, CD54/74ACT299, and CD54ACT323. The CD54AC323 and CD74ACT323 were not acquired from Harris Semiconductor. PACKAGE OPTION ADDENDUM www.ti.com


    Original     		PDF SCHS288 CD54/74AC299, CD74AC323, CD54/74ACT299, CD54ACT323. CD54AC323 CD74ACT323 9-Oct-2007 CD54AC299F3A CD54ACT299F3A CD54AC299F3A CD54ACT299F3A CD54ACT323 CD54ACT323F3A CD74AC299M96 CD74AC323

    Untitled

    Abstract: No abstract text available
    Text: Data sheet acquired from Harris Semiconductor SCHS288 This data sheet is applicable to the CD54/74AC299, CD74AC323, CD54/74ACT299, and CD54ACT323. The CD54AC323 and CD74ACT323 were not acquired from Harris Semiconductor. PACKAGE OPTION ADDENDUM www.ti.com


    Original     		PDF SCHS288 CD54/74AC299, CD74AC323, CD54/74ACT299, CD54ACT323. CD54AC323 CD74ACT323 24-Sep-2007 CD54AC299F3A CD54ACT299F3A

    Untitled

    Abstract: No abstract text available
    Text: Data sheet acquired from Harris Semiconductor SCHS288 This data sheet is applicable to the CD54/74AC299, CD74AC323, CD54/74ACT299, and CD54ACT323. The CD54AC323 and CD74ACT323 were not acquired from Harris Semiconductor. PACKAGE OPTION ADDENDUM www.ti.com


    Original     		PDF SCHS288 CD54/74AC299, CD74AC323, CD54/74ACT299, CD54ACT323. CD54AC323 CD74ACT323 15-Oct-2009 CD54AC299F3A CD54ACT299F3A

    CD54AC299F3A

    Abstract: CD54AC323 CD54ACT299F3A CD54ACT323 CD74AC299M96 CD74AC299M96E4 CD74AC323 CD74ACT323
    Text: Data sheet acquired from Harris Semiconductor SCHS288 This data sheet is applicable to the CD54/74AC299, CD74AC323, CD54/74ACT299, and CD54ACT323. The CD54AC323 and CD74ACT323 were not acquired from Harris Semiconductor. PACKAGE OPTION ADDENDUM www.ti.com


    Original     		PDF SCHS288 CD54/74AC299, CD74AC323, CD54/74ACT299, CD54ACT323. CD54AC323 CD74ACT323 18-Sep-2008 CD54AC299F3A CD54ACT299F3A CD54AC299F3A CD54ACT299F3A CD54ACT323 CD74AC299M96 CD74AC299M96E4 CD74AC323

    FT 4013 d dual flip flop

    Abstract: FT 4013 D flip flop 74HC octal bidirectional latch 74HCT 4013 DATASHEET 4511 pin configuration SN7432 fairchild CMOS TTL Logic Family Specifications 7805 acv Datasheet of decade counter CD 4017 sn74154
    Text: T H E W O R L D L E A D E R I N L O G I C P R O D U C T S Logic Selection Guide February 2000 1999 EEProduct News PRODUCTS OF THE YEAR AWARD New products for prototype design AVC Advanced Very-Low-Voltage CMOS Logic See Section 4 LOGIC OVERVIEW 1 FUNCTIONAL INDEX


    Original     		PDF

    Untitled

    Abstract: No abstract text available
    Text: Data sheet acquired from Harris Semiconductor SCHS288 This data sheet is applicable to the CD54/74AC299, CD74AC323, CD54/74ACT299, and CD54ACT323. The CD54AC323 and CD74ACT323 were not acquired from Harris Semiconductor. PACKAGE OPTION ADDENDUM www.ti.com


    Original     		PDF SCHS288 CD54/74AC299, CD74AC323, CD54/74ACT299, CD54ACT323. CD54AC323 CD74ACT323 26-Sep-2005 CD54AC299F3A CD54ACT299F3A

    sn74 series TTL logic gates list

    Abstract: IC 4073 SCLS298 SN74LS02 function SN74368A electromechanical catalog Tubes Catalog 4066 bd for sn74ls04 SDFD001B
    Text: IMPORTANT NOTICE Texas Instruments and its subsidiaries TI reserve the right to make changes to their products or to discontinue any product or service without notice, and advise customers to obtain the latest version of relevant information to verify, before placing orders, that information being relied on is current and complete. All products are sold


    Original     		PDF SDYZ001A, SN74LS02D SN74LS02DR SN74LS02J SN74LS02N SN74LS02N3 SN74LS02NSR images/sn74ls02 sn74 series TTL logic gates list IC 4073 SCLS298 SN74LS02 function SN74368A electromechanical catalog Tubes Catalog 4066 bd for sn74ls04 SDFD001B

    CD4000 SERIES BOOK

    Abstract: ten segment display 74HC nobel tv circuit SCLS298 SN74BCT126 8Q 4030 DECADE COUNTER 4017 PIN OUT DIAGRAM WORKING IC 4026 CMOS DECADE COUNTER 4017 Difference between LS, HC, HCT, H
    Text: SN54ALS373, SN54AS373, SN74ALS373A, SN74AS373 OCTAL TRANSPARENT D-TYPE LATCHES WITH 3-STATE OUTPUTS SDAS083B – APRIL 1982 – REVISED DECEMBER 1994 OE 1Q 1D 2D 2Q 3Q 3D 4D 4Q GND These octal transparent D-type latches feature 3-state outputs designed specifically for driving


    Original     		PDF SN54ALS373, SN54AS373, SN74ALS373A, SN74AS373 SDAS083B 300-mil SDYZ001A, SN74ALS373ADBLE SN74ALS373ADBR SN74ALS373ADW CD4000 SERIES BOOK ten segment display 74HC nobel tv circuit SCLS298 SN74BCT126 8Q 4030 DECADE COUNTER 4017 PIN OUT DIAGRAM WORKING IC 4026 CMOS DECADE COUNTER 4017 Difference between LS, HC, HCT, H

    CD54ACT299

    Abstract: No abstract text available
    Text: Data sheet acquired from Harris Semiconductor SCHS288 This data sheet is applicable to the CD54/74AC299, CD74AC323, CD54/74ACT299, and CD54ACT323. The CD54AC323 and CD74ACT323 were not acquired from Harris Semiconductor. PACKAGE OPTION ADDENDUM www.ti.com


    Original     		PDF SCHS288 CD54/74AC299, CD74AC323, CD54/74ACT299, CD54ACT323. CD54AC323 CD74ACT323 11-Apr-2013 CD54AC299F3A CD54ACT299F3A CD54ACT299

    Untitled

    Abstract: No abstract text available
    Text: Data sheet acquired from Harris Semiconductor SCHS288 This data sheet is applicable to the CD54/74AC299, CD74AC323, CD54/74ACT299, and CD54ACT323. The CD54AC323 and CD74ACT323 were not acquired from Harris Semiconductor. PACKAGE OPTION ADDENDUM www.ti.com


    Original     		PDF SCHS288 CD54/74AC299, CD74AC323, CD54/74ACT299, CD54ACT323. CD54AC323 CD74ACT323 15-Oct-2009 CD54AC299F3A CD54ACT299F3A

    Untitled

    Abstract: No abstract text available
    Text: Data sheet acquired from Harris Semiconductor SCHS288 This data sheet is applicable to the CD54/74AC299, CD74AC323, CD54/74ACT299, and CD54ACT323. The CD54AC323 and CD74ACT323 were not acquired from Harris Semiconductor. PACKAGE OPTION ADDENDUM www.ti.com


    Original     		PDF SCHS288 CD54/74AC299, CD74AC323, CD54/74ACT299, CD54ACT323. CD54AC323 CD74ACT323 9-Oct-2007 CD54AC299F3A CD54ACT299F3A

    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

    PLL WITH VCO 4046 appli note philips

    Abstract: CD74HC4050 marking microstar ms 4011 CI 40106 8952 microcontroller ic 4017 decade counter datasheet ic HC 4066 AG GK 7002 7 SEGMENT DISPLAY LT 543 PIN CONFIGURATION LA 4508 as af power amplifier
    Text: LOGIC OVERVIEW 1 PRODUCT INDEX 2 FUNCTIONAL CROSS−REFERENCE 3 DEVICE SELECTION GUIDE 4 PACKAGING AND MARKING INFORMATION A LOGIC PURCHASING TOOL/ALTERNATE SOURCES B LOGIC SELECTION GUIDE FIRST HALF 2004 IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries TI reserve the right to make corrections, modifications,


    Original     		PDF

    CD54AC299F3A

    Abstract: CD54AC323 CD54ACT299F3A CD54ACT323 CD54ACT323F3A CD74AC299M96 CD74AC323 CD74ACT323
    Text: Data sheet acquired from Harris Semiconductor SCHS288 This data sheet is applicable to the CD54/74AC299, CD74AC323, CD54/74ACT299, and CD54ACT323. The CD54AC323 and CD74ACT323 were not acquired from Harris Semiconductor. PACKAGE OPTION ADDENDUM www.ti.com


    Original     		PDF SCHS288 CD54/74AC299, CD74AC323, CD54/74ACT299, CD54ACT323. CD54AC323 CD74ACT323 5-Sep-2005 CD54AC299F3A CD54ACT299F3A CD54AC299F3A CD54ACT299F3A CD54ACT323 CD54ACT323F3A CD74AC299M96 CD74AC323

    16-LINE TO 4-LINE PRIORITY ENCODERS

    Abstract: motorola sn74ls138 SN74LS7 MC74HC4538 cmos inverter gates cmos nand gate open collector MC74F08 SN74LS279 16 line to 4 line priority encoder MC74ACT14
    Text: Texas Instruments Logic Supplier Transition Guide For Motorola Customers Texas Instruments Logic Supplier Transition Guide for Motorola Customers In an effort to make transitioning to TI Logic more convenient for customers currently buying from Motorola, we have put together this cross-reference


    Original     		PDF com/sc/data/asl/pcn/pcn5354 16-LINE TO 4-LINE PRIORITY ENCODERS motorola sn74ls138 SN74LS7 MC74HC4538 cmos inverter gates cmos nand gate open collector MC74F08 SN74LS279 16 line to 4 line priority encoder MC74ACT14

    74LS series logic gates 3 input or gate

    Abstract: sn74 series TTL logic gates list 4017 counter IC datasheet data sheet ic 4017 IC CD 4033 pin configuration CMOS Data Book Texas Instruments Incorporated 74LS series logic gates hp 4514 TEXAS INSTRUMENTS SN7400 SERIES ic 4026 down counter
    Text: LOGIC OVERVIEW 1 FOCUS ON THE IDEAL LITTLE LOGIC SOLUTION 2 FUNCTIONAL INDEX 3 FUNCTIONAL CROSSĆREFERENCE 4 DEVICE SELECTION GUIDE 5 PACKAGING AND MARKING INFORMATION A LOGIC PURCHASING TOOL/ALTERNATE SOURCES B LOGIC SELECTION GUIDE FIRST HALF 2002 IMPORTANT NOTICE


    Original     		PDF

    CD74AC648

    Abstract: CD74ACT109E CD74ACT648 CD74AC7060E CD74ACT651 SSI 280 CD74AC191 CD74AC651
    Text: Product Selectors Index to Devices 4 CMOS-Compatible Logic Plastic Pkg.t C h ipt CD74ACOOE/M CD54AC00H CD74AC02E/M CD54AC02H CD74AC04E/M CD54AC04H CD74AC05E/M CD54AC05H TTL-Compatible Logic Chip t Plastic Pkg.t CD74ACT00E/M CD54ACTOOH CD74ACT02E/M CD54ACT02H


    OCR Scan     		PDF CD74ACOOE/M CD54AC00H CD74AC02E/M CD54AC02H CD74AC04E/M CD54AC04H CD74AC05E/M CD54AC05H CD74AC08E/M CD74AC10E/M CD74AC648 CD74ACT109E CD74ACT648 CD74AC7060E CD74ACT651 SSI 280 CD74AC191 CD74AC651

    74AC246

    Abstract: 74ac04 motorola MG74A AC-337 CD74AC648 AC338 CD74ACT640 CD74ACT648 MC74AC373 TC74ACT648
    Text: C R O S S R E F E R E N C E G U ID E TOSHIBA HARRIS NATIONAL MOTOROLA HITACHI TC74AC00 CD74AC00 74AC00 MC74AC00 HD74ACOO TC74AC02 CD74AC02 74AC02 MC74AC02 HD74AC02 TC74AC04 CD74AC04 74AC04 MC74AC04 HD74AC04 TC74AC05 CD74AC05 TC74AC08 CD74AC08 74AC08 MC74AC08


    OCR Scan     		PDF TC74AC00 TC74AC02 TC74AC04 TC74AC05 TC74AC08 TC74AC10 TC74AC11 TC74AC14 TC74AC20 TC74AC32 74AC246 74ac04 motorola MG74A AC-337 CD74AC648 AC338 CD74ACT640 CD74ACT648 MC74AC373 TC74ACT648