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

    845B Search Results

    845B Result Highlights (5)

    Part ECAD Model Manufacturer Description Download Buy
    G845BM040210GEU Amphenol Communications Solutions Box Header 1.27mm Pitch*2.54mm Row, STR Surfacemount, 2x20Pin, 10u\\Gold, NY6T, TRAY Visit Amphenol Communications Solutions
    G845BM040210HEU Amphenol Communications Solutions Board mount - Header Plug - Box Header 1.27mm Pitch*2.54mm Row Vertical SMT,2x20Pin,10u\\ Gold,NY6T,With CAP,High-retention Visit Amphenol Communications Solutions
    G845BM034210CEU Amphenol Communications Solutions Board mount - Header Receptacle - Box Header 1.27mm Pitch*2.54mm Row Vertical SMT,2x17Pin,10u\\ Gold,NY6T,Color-Black,T&R With CAP Visit Amphenol Communications Solutions
    G845BM020210CEU Amphenol Communications Solutions Box Header 1.27mm*2.54mm Pitch STR Surfacemount, 2x10Pin, 10u\\ Gold, NY6T, Color-Black, T&R W/CAP Visit Amphenol Communications Solutions
    G845BM034210HEU Amphenol Communications Solutions Board mount - Header Receptacle - Box Header 1.27mm Pitch*2.54mm Row Vertical SMT,2x17Pin,10u\\ Gold,NY6T,Color-Black,T&R With CAP,High-retention Visit Amphenol Communications Solutions
    SF Impression Pixel

    845B Price and Stock

    Skyworks Solutions Inc Q845B3EBD-T

    INTEGRATED CIRCUIT SMD
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey Q845B3EBD-T Reel 9,000 3,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.03822
    Buy Now

    onsemi UC2845BD1R2G

    IC REG CTRLR BOOST/FLYBACK 8SOIC
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey UC2845BD1R2G Reel 2,500 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.28646
    Buy Now
    Avnet Americas UC2845BD1R2G Reel 13 Weeks 5,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.23185
    Buy Now
    Newark UC2845BD1R2G Cut Tape 1,871 1
    • 1 $0.417
    • 10 $0.399
    • 100 $0.348
    • 1000 $0.315
    • 10000 $0.315
    Buy Now
    Rochester Electronics UC2845BD1R2G 4,579 1
    • 1 $0.2608
    • 10 $0.2608
    • 100 $0.2452
    • 1000 $0.2217
    • 10000 $0.2217
    Buy Now
    TME UC2845BD1R2G 1
    • 1 $0.75
    • 10 $0.609
    • 100 $0.29
    • 1000 $0.257
    • 10000 $0.256
    Get Quote
    ComSIT USA UC2845BD1R2G 2,320
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Avnet Asia UC2845BD1R2G 13 Weeks 5,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.2439
    Buy Now
    Avnet Silica UC2845BD1R2G 5,000 14 Weeks 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    EBV Elektronik UC2845BD1R2G 35,000 15 Weeks 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    New Advantage Corporation UC2845BD1R2G 27,500 1
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.4742
    Buy Now
    Win Source Electronics UC2845BD1R2G 288,800
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.2542
    • 10000 $0.2203
    Buy Now

    onsemi UC3845BDR2G

    IC REG CTRLR BOOST/FLYBK 14SOIC
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey UC3845BDR2G Digi-Reel 2,408 1
    • 1 $1.68
    • 10 $1.04
    • 100 $0.6806
    • 1000 $0.48106
    • 10000 $0.48106
    Buy Now
    UC3845BDR2G Cut Tape 2,408 1
    • 1 $1.68
    • 10 $1.04
    • 100 $0.6806
    • 1000 $0.48106
    • 10000 $0.48106
    Buy Now
    Newark UC3845BDR2G Cut Tape 4,141 1
    • 1 $0.349
    • 10 $0.349
    • 100 $0.349
    • 1000 $0.349
    • 10000 $0.349
    Buy Now
    Rochester Electronics UC3845BDR2G 10,151 1
    • 1 $0.4246
    • 10 $0.4246
    • 100 $0.3991
    • 1000 $0.3609
    • 10000 $0.3609
    Buy Now
    Avnet Silica UC3845BDR2G 7,500 18 Weeks 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    EBV Elektronik UC3845BDR2G 19 Weeks 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    Flip Electronics UC3845BDR2G 84,140
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    New Advantage Corporation UC3845BDR2G 7,500 1
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.5937
    Buy Now

    Texas Instruments TL3845BDR-8

    IC REG CTRLR MULT TOPOLOGY 8SOIC
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey TL3845BDR-8 Cut Tape 2,214 1
    • 1 $0.52
    • 10 $0.367
    • 100 $0.285
    • 1000 $0.24222
    • 10000 $0.24222
    Buy Now
    TL3845BDR-8 Digi-Reel 2,214 1
    • 1 $0.52
    • 10 $0.367
    • 100 $0.285
    • 1000 $0.24222
    • 10000 $0.24222
    Buy Now
    Bristol Electronics TL3845BDR-8 1,634
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote

    STMicroelectronics UC3845BD1

    IC REG CTRLR BOOST/FLYBACK 8SO
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey UC3845BD1 Tube 1,990 1
    • 1 $0.96
    • 10 $0.686
    • 100 $0.5449
    • 1000 $0.47073
    • 10000 $0.44104
    Buy Now
    Avnet Americas UC3845BD1 Bulk 16 Weeks, 4 Days 1
    • 1 $1
    • 10 $0.665
    • 100 $0.549
    • 1000 $0.516
    • 10000 $0.516
    Buy Now
    UC3845BD1 Tube 14 Weeks 4,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.27738
    Buy Now
    Newark UC3845BD1 Bulk 20 1
    • 1 $1
    • 10 $0.665
    • 100 $0.549
    • 1000 $0.516
    • 10000 $0.439
    Buy Now
    STMicroelectronics UC3845BD1 2,028 1
    • 1 $0.94
    • 10 $0.61
    • 100 $0.49
    • 1000 $0.48
    • 10000 $0.48
    Buy Now
    TME UC3845BD1 1,997 1
    • 1 $0.964
    • 10 $0.964
    • 100 $0.664
    • 1000 $0.468
    • 10000 $0.392
    Buy Now
    ComSIT USA UC3845BD1 1,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Avnet Silica UC3845BD1 2,200 15 Weeks 100
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    Chip-Germany GmbH UC3845BD1 65
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    EBV Elektronik UC3845BD1 3,800 15 Weeks 100
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now

    845B Datasheets (2)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF
    845BE Unknown IC Datasheets - Shortform Scan PDF
    845BL Unknown IC Datasheets - Shortform Scan PDF

    845B Datasheets Context Search

    Catalog Datasheet MFG & Type Document Tags PDF

    TCO-2111T

    Abstract: Samtec QTH-060-02-F-D-A ADC5483 QTH-060-02-F-D-A TH4509 TCO-2111 ERJ3EKF1102V TP_THVT_060_RND ADT1-1WT toyocom TCO
    Text: ADS548xEVM User's Guide Literature Number: SLAU207 August 2008 2 SLAU207 – August 2008 Submit Documentation Feedback Contents 1 2 3 Overview . 5


    Original
    ADS548xEVM SLAU207 ADS548xEVM TCO-2111T Samtec QTH-060-02-F-D-A ADC5483 QTH-060-02-F-D-A TH4509 TCO-2111 ERJ3EKF1102V TP_THVT_060_RND ADT1-1WT toyocom TCO PDF

    LM2453

    Abstract: 2AD7 LM1253A LM1253AN N28B 8430H 8436 DS101265
    Text: LM1253A Monolithic Triple 180 MHz I2C CRT Pre-amp With Integrated Analog On Screen Display OSD Generator General Description The LM1253A pre-amp is an integrated high voltage triple CRT pre-amp and Analog On Screen Display (OSD) generator. The IC is I2C controlled, and allows control of all the


    Original
    LM1253A LM1253A LM2453 2AD7 LM1253AN N28B 8430H 8436 DS101265 PDF

    ON Semiconductor 831B

    Abstract: 813b zener 816b 831b Onsemi 818B 829B 403B-01 834b 840b ON code 829B
    Text: 1SMA5913BT3 Series 1.5 Watt Plastic Surface Mount Zener Voltage Regulators This complete new line of 1.5 Watt Zener Diodes offers the following advantages. http://onsemi.com Specification Features: • • • • • • Standard Zener Breakdown Voltage Range – 3.3 V to 68 V


    Original
    1SMA5913BT3 r14525 1SMA5913BT3/D ON Semiconductor 831B 813b zener 816b 831b Onsemi 818B 829B 403B-01 834b 840b ON code 829B PDF

    TPE11

    Abstract: TPT20 CON6A v2 tpr4 pr48b PT13B condor E5 Condor LVCMOS15 LVCMOS25
    Text: LatticeEC Standard Evaluation Board – Revision B User’s Guide April 2007 ebug10_01.4 Lattice Semiconductor LatticeEC Standard Evaluation Board – Revision B User’s Guide Introduction The LatticeEC Standard Evaluation Board provides a convenient platform to evaluate, test and debug user


    Original
    ebug10 120-pin) 32-bit PVG5H503A01 TPE11 TPT20 CON6A v2 tpr4 pr48b PT13B condor E5 Condor LVCMOS15 LVCMOS25 PDF

    smd 100uf Cha

    Abstract: 5304 smd 8 pin ISPPAC-CLK5308S-01TN48I MBR120VLSFT1G RC0805JR-0710KL 100uF CHA ECS-3953M ic 5304 smd 8 pin SMD 100 6n cap DS1010
    Text: ispClock Family Handbook HB1006 Version 01.4, November 2009 ispClock Family Handbook Table of Contents November 2009 Handbook HB1006 Section I. ispClock Family Data Sheets ispClock5600A Family Data Sheet. 1-1


    Original
    HB1006 HB1006 ispClock5600A ispClock5400D ispClock5300S AN6080 smd 100uf Cha 5304 smd 8 pin ISPPAC-CLK5308S-01TN48I MBR120VLSFT1G RC0805JR-0710KL 100uF CHA ECS-3953M ic 5304 smd 8 pin SMD 100 6n cap DS1010 PDF

    CON6A

    Abstract: K4T51163QG-HCE60 pDS4102-DL2 LVCMOS33 LVCMOS15 LVCMOS25 PB50B TPE11 PL43A FPGA48
    Text: LatticeEC Standard Evaluation Board – Revision A User’s Guide April 2007 EB07_02.4 Lattice Semiconductor LatticeEC Standard Evaluation Board – Revision A User’s Guide Introduction The LatticeEC Standard Evaluation Board provides a convenient platform to evaluate, test and debug user


    Original
    120-pin) 32-bit PVG5H503A01 CON6A K4T51163QG-HCE60 pDS4102-DL2 LVCMOS33 LVCMOS15 LVCMOS25 PB50B TPE11 PL43A FPGA48 PDF

    MT16LD464AG

    Abstract: No abstract text available
    Text: 8, 16 MEG x 64 SDRAM DIMMs SYNCHRONOUS DRAM MODULE MT8LSDT864A, MT16LSDT1664A For the latest data sheet, please refer to the Micron Web site: www.micron.com/mti/msp/html/datasheet.html FEATURES PIN ASSIGNMENT Front View 168-Pin DIMM • PC66-, PC100- and PC133-compliant


    Original
    PC66-, PC100- PC133-compliant 168-pin, 128MB 096-cycle -750A1 -745A1 -850A1 -845A1 MT16LD464AG PDF

    8E89

    Abstract: No abstract text available
    Text: お使いになる前に 取扱説明書 基本操作 電話をかける/受ける 文字入力 電話帳 メール 音・表示・照明の設定 カレンダー セキュリティ 便利な機能 ウィルコムの各種サービス データフォルダ


    Original
    PDF

    ON Semiconductor 831B

    Abstract: 816b 817b ON code 829B 1sma5913bt3-d 813b zener SMA CASE 403D-02 footprint 1SMA5941B 817B Y 1SMA5913BT3
    Text: 1SMA5913BT3 Series 1.5 Watt Plastic Surface Mount Zener Voltage Regulators This complete new line of 1.5 Watt Zener Diodes offers the following advantages. http://onsemi.com Specification Features • • • • • • • Standard Zener Breakdown Voltage Range − 3.3 V to 68 V


    Original
    1SMA5913BT3 1SMA5913BT3/D ON Semiconductor 831B 816b 817b ON code 829B 1sma5913bt3-d 813b zener SMA CASE 403D-02 footprint 1SMA5941B 817B Y PDF

    Untitled

    Abstract: No abstract text available
    Text: CDCM7005 BGA Package Evaluation Module Manual HPA/High Speed Communications User’s Guide 2005 Clock Drivers SCAU013A IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue


    Original
    CDCM7005 SCAU013A 10KR69 SN74LV125 C72100n CDCM7005EVM CDCM7005 PDF

    Untitled

    Abstract: No abstract text available
    Text: CDCM7005 QFN Package Evaluation Module Manual HPA/High Speed Communications User’s Guide 2005 Clock Drivers SCAU015A IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue


    Original
    CDCM7005 SCAU015A 10KR69 SN74LV125U3 C72100n CDCM7005EVM CDCM7005 PDF

    813b zener

    Abstract: 818B 829B zener smd marking 183 816b zener smd 817b SMD 829B 831B smd smd diode 815b 817b
    Text: Diodes SMD Type Surface Mount Zener Diodes 1SMA59-B Series Features Flat Handling Surface for Accurate Placement Standard Zener Breakdown Voltage Range -3.3V to 68V Low Profile Package Absolute Maximum Ratings Ta = 25 Parameter Power dissipation Symbol


    Original
    1SMA59-B 1SMA5940B 1SMA5941B 1SMA5942B 1SMA5943B 1SMA5944B 1SMA5945B 1SMA5939B 813b zener 818B 829B zener smd marking 183 816b zener smd 817b SMD 829B 831B smd smd diode 815b 817b PDF

    AN6067

    Abstract: AN-6067 845R powr122 ispDOWNLOAD Cable TIP 34 pnp POWR1220AT8 TPS77733 PAC-POWR1220AT8-EV MBRS130LTR
    Text: PAC-POWR1220AT8-EV Evaluation Board March 2007 Application Note AN6065 Introduction Lattice Semiconductor’s Power Manager II ispPAC -POWR1220AT8 device simplifies power supply design by integrating the analog and digital functions of power supply management sequencing, monitoring, trimming/margining, measurement into a single device. This device provides designers with a rich set of features: A/D and D/A


    Original
    PAC-POWR1220AT8-EV AN6065 -POWR1220AT8 AN6067 AN-6067 845R powr122 ispDOWNLOAD Cable TIP 34 pnp POWR1220AT8 TPS77733 PAC-POWR1220AT8-EV MBRS130LTR PDF

    Untitled

    Abstract: No abstract text available
    Text: 1 1111111111111 111111 1 1111111111111 1 1111111111111 1 1111111111111 1 1 1234561278927ABCDEB1234561278927A6AF8B EDBCEB 9BCDC 123314567891A758BCD814E1F3D167D1F1C5A36 DB BBA!B5"#5 $DEB%BA&2' B&E B5"## 123456


    Original
    1234561278927ABCDEB1234561278927A6AF8B 123314567891A758BCD814E1F3 167D1 93F2A7) 78295AB5CDEFA 95B7CD1D3DC C91A75 A75CD9915 67E1A75 57D16CCD99 PDF

    D8560

    Abstract: D-85609
    Text: 4, 8, 16 MEG x 64 SDRAM SODIMMs SMALL-OUTLINE SDRAM MODULE MT4LSDT464 L H, MT8LSDT864(L)H, MT8LSDT1664(L)H For the latest data sheet, please refer to the Micron Web site: www.micron.com/mti/msp/html/datasheet.html FEATURES PIN ASSIGNMENT (Front View) • JEDEC-standard 144-pin, small-outline, dual inline memory module (SODIMM)


    Original
    144-pin, 128MB 096-cycle -750A1 -745A1 -850A1 -845A1 -840A1 D8560 D-85609 PDF

    orient 817b

    Abstract: UJT-2N2646 UJT-2N2646 PIN DIAGRAM DETAILS L 1011 817B CI 817b MDA2500 UJT 2N2646 Zener Diode SOT-23 929b 2N2646 pin diagram diode 913b
    Text: DL150/D Rev. 2, May-2001 TVS/Zener Device Data PUBLICATION ORDERING INFORMATION NORTH AMERICA 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
    DL150/D May-2001 r14525 DLD601 orient 817b UJT-2N2646 UJT-2N2646 PIN DIAGRAM DETAILS L 1011 817B CI 817b MDA2500 UJT 2N2646 Zener Diode SOT-23 929b 2N2646 pin diagram diode 913b PDF

    mc5205

    Abstract: LM2980 DALE RN55D S1 SOT-23-6 845-Y banana jack square wave generator ic ece r10 VOLTREX Nemco PCT SOT c5 87
    Text: TC1015 EVALUATION KIT FOR MICROPOWER CMOS LDOs TC1015EV TC1015EV TC1015 EVALUATION KIT MANUAL EVALUATION KIT FEATURES GENERAL DESCRIPTION • The TC1015EV Kit is a 4” x 6” printed circuit board containing two separate circuits for evaluating TelCom’s


    Original
    TC1015 TC1015EV TC1015EV OT-23 TC1070/71. 2N2222CG mc5205 LM2980 DALE RN55D S1 SOT-23-6 845-Y banana jack square wave generator ic ece r10 VOLTREX Nemco PCT SOT c5 87 PDF

    816B

    Abstract: marking 817B 839B 819b 830B MOTOROLA 815b 836b zener
    Text: MOTOROLA Order this document by 1SMA5913BT3/D SEMICONDUCTOR TECHNICAL DATA 1SMA5913BT3 through 1SMA5945BT3 1.5 Watt Plastic Surface Mount Silicon Zener Diodes PLASTIC SU RFACE MOUNT ZENER DIODES 1.5 WATTS 3.3-68 VOLTS This com plete new line of 1.5 Watt Zener Diodes offers the following


    OCR Scan
    1SMA5913BT3/D 1SMA5913BT3 1SMA5945BT3 403B-01 2PHX34901B-1 816B marking 817B 839B 819b 830B MOTOROLA 815b 836b zener PDF

    Untitled

    Abstract: No abstract text available
    Text: Precision, 16 MHz CBFETCpAnp ANALOG DEVICES Æ645 FEATURES Replaces Hybrid Am plifiers in Many Applications AC PERFORMANCE: S ettles to 0.01% in 350 ns 100 V / jis Slew Rate 12.8 MHz min Unity-Gain Bandwidth 1.75 MHz Full-Power Bandwidth at 20 V p-p DC PERFORMANCE:


    OCR Scan
    EIA-481A AD845 PDF

    2843B

    Abstract: ka 2843 2845B 2845A 2843a 74fct2841 74fct2843 2845C CMOS 2841 74FCT
    Text: Q SFCT841/3/5T, 2841/3/5T Q S 5 4 /7 4 F C T 8 4 1 T Q H ig h S p e e d C M O S B u s In te r fa c e 8, & 9 q s 5 4 /7 4 f c t q s 5 4 /7 4 f c t s 843 t 45 t Q S 5 4 /7 4 F C T 2 8 4 1 T Q S 5 4 /7 4 F C T 2 8 4 3 T Q S 5 4 /7 4 F C T 2 8 4 5 T 1 0 -b lt


    OCR Scan
    QSFCT841 2841/3/5T QS54/74FCT841T qs54/74fct843t qs54/74fcts45t QS54/74FCT2841T QS54/74FCT2843T QS54/74FCT2845T Am29841/3/5 74FCT 2843B ka 2843 2845B 2845A 2843a 74fct2841 74fct2843 2845C CMOS 2841 PDF

    2841/7

    Abstract: No abstract text available
    Text: QSFCT841/3/5T, Q 2841/3/5T Q S54/74FC T841T Q S54/74FC T843T High Speed CMOS Bus Interface 8 , 9 & 10-bit Latches qs54/74fcts45t Q S54/74FC T2841T Q S54/74FC T2843T Q S54/74FC T2845T FEATURES/BENEFITS • • • • Pin and function compatible to the Am29841/3/5


    OCR Scan
    QSFCT841/3/5T, 2841/3/5T S54/74FC T841T T843T 10-bit qs54/74fcts45t T2841T 2841/7 PDF

    845-A064P-ALA55

    Abstract: No abstract text available
    Text: AMPHENOL MASS TERMINATED IDC CONNECTORS 845 SERIE H IG H -D E N S IT Y .0 2 5 ” ID C H E A D E R S benefits • • • • Copper alloy with gold over nickel duplex plating for excellent conductivity High contact density saves board spac< Blade contact provides greater mating


    OCR Scan
    circui845-A064P-ALA55 845-A080P-ALA55 845-A100P-ALA55 845-A064P-ALA55 PDF

    845bq

    Abstract: No abstract text available
    Text: ANALOG DEVICES Precision, 16 MHz CBFET Op Amp □ AD845 CONNECTION DIAGRAMS FEATURES Replaces Hybrid Am plifiers in M any Applications Plastic Mini-DIP N Package and Cerdip (Q) Package AC PERFORMANCE: Settles to 0.01% in 350 ns 100 V / jjls S lew Rate 12.8 M Hz min Unity-Gain Bandwidth


    OCR Scan
    AD845 16-Pin EIA-481A 845bq PDF

    2843B

    Abstract: 2845B 74fct2843 2841C 2843A
    Text: QSFCT841/3/5T, Q 2841/3/5T QS54/74FCT841T QS54/74FCT843T QS54/74FCT845T High Speed CMOS Bus Interface 8, 9 & 10-bit Latches QS54/74FCT2841T QS54/74FCT2843T QS54/74FCT2845T F E A T U R E S / B E N E F IT S • Pin and function compatible to the Am29841/3/5


    OCR Scan
    QSFCT841/3/5T, 2841/3/5T 10-bit QS54/74FCT841T QS54/74FCT843T QS54/74FCT845T QS54/74FCT2841T QS54/74FCT2843T QS54/74FCT2845T Am29841/3/5 2843B 2845B 74fct2843 2841C 2843A PDF