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

    MC68HC9 Search Results

    SF Impression Pixel

    MC68HC9 Price and Stock

    NXP Semiconductors MC68HC908QY4CDTE

    IC MCU 8BIT 4KB FLASH 16TSSOP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey MC68HC908QY4CDTE Tube 2,248 1
    • 1 $7.12
    • 10 $4.915
    • 100 $7.12
    • 1000 $7.12
    • 10000 $7.12
    Buy Now
    Avnet Americas MC68HC908QY4CDTE Tube 0 Weeks, 2 Days 168
    • 1 -
    • 10 -
    • 100 -
    • 1000 $3.32488
    • 10000 $3.32488
    Buy Now
    Mouser Electronics MC68HC908QY4CDTE
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Newark MC68HC908QY4CDTE Bulk 1
    • 1 $5.21
    • 10 $5.21
    • 100 $5.21
    • 1000 $5.21
    • 10000 $5.21
    Buy Now
    MC68HC908QY4CDTE Bulk 2,880
    • 1 $4.63
    • 10 $4.63
    • 100 $4.63
    • 1000 $4.63
    • 10000 $4.63
    Buy Now
    Avnet Silica MC68HC908QY4CDTE 15 Weeks 96
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    Chip1Stop MC68HC908QY4CDTE 2,280
    • 1 $7.299
    • 10 $4.684
    • 100 $4.381
    • 1000 $3.78
    • 10000 $3.78
    Buy Now
    EBV Elektronik MC68HC908QY4CDTE 15 Weeks 96
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    Flip Electronics MC68HC908QY4CDTE 4,128
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    New Advantage Corporation MC68HC908QY4CDTE 4,800 1
    • 1 -
    • 10 -
    • 100 $5.29
    • 1000 $5.29
    • 10000 $4.93
    Buy Now
    Win Source Electronics MC68HC908QY4CDTE 428
    • 1 -
    • 10 $5.087
    • 100 $3.392
    • 1000 $3.392
    • 10000 $3.392
    Buy Now

    NXP Semiconductors MC68HC98LJ12CFUE

    IC MCU 8BIT 12KB FLASH 64QFP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey MC68HC98LJ12CFUE Tray 420 1
    • 1 $12.85
    • 10 $9.344
    • 100 $9.344
    • 1000 $9.344
    • 10000 $9.344
    Buy Now
    Mouser Electronics MC68HC98LJ12CFUE 439
    • 1 $12.84
    • 10 $9.35
    • 100 $9.35
    • 1000 $9.34
    • 10000 $9.34
    Buy Now
    Newark MC68HC98LJ12CFUE Bulk 420
    • 1 -
    • 10 -
    • 100 -
    • 1000 $9.15
    • 10000 $9.15
    Buy Now
    Avnet Silica MC68HC98LJ12CFUE 15 Weeks 84
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    EBV Elektronik MC68HC98LJ12CFUE 15 Weeks 84
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now

    NXP Semiconductors MC68HC908JL8CP

    IC MCU 8BIT 8KB FLASH 28DIP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey MC68HC908JL8CP Tube
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    Avnet Americas MC68HC908JL8CP Tube 4 Weeks 1
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote

    NXP Semiconductors MC68HC908JB8FB

    IC MCU 8BIT 8KB FLASH 44QFP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey MC68HC908JB8FB Tray
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now

    NXP Semiconductors MC68HC908KX2CDW

    IC MCU 8BIT 2KB FLASH 16SOIC
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey MC68HC908KX2CDW Tube
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now

    MC68HC9 Datasheets (500)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF
    MC68HC901 Motorola Multi-Function Peripheral Users Manual Original PDF
    MC68HC901FN Motorola Multi-function peripheral, 4.0 MHz Original PDF
    MC68HC901P Motorola Multi-function peripheral, 4.0 MHz Original PDF
    MC68HC908AB32 Freescale Semiconductor MC68HC908AB32 HCMOS Microcontroller Unit Original PDF
    MC68HC908AB32 Motorola MC68HC908AB32 HCMOS Microcontroller Unit Original PDF
    MC68HC908AB32CFU Motorola HCMOS Microcontroller Unit Original PDF
    MC68HC908AB32CFU Motorola HCMOS Microcontroller Unit Original PDF
    MC68HC908AB32CPB Motorola HCMOS Microcontroller Unit Original PDF
    MC68HC908AB32MFU Motorola HCMOS Microcontroller Unit Original PDF
    MC68HC908AB32MFU Motorola HCMOS Microcontroller Unit Original PDF
    MC68HC908AB32MPB Motorola HCMOS Microcontroller Unit Original PDF
    MC68HC908AB32VFU Motorola HCMOS Microcontroller Unit Original PDF
    MC68HC908AB32VFU Motorola 8-bit Microcontroller Original PDF
    MC68HC908AB32VPB Motorola HCMOS Microcontroller Unit Original PDF
    MC68HC908AP16 Motorola Microcontrollers Original PDF
    MC68HC908AP16A Freescale Semiconductor Microcontrollers Original PDF
    MC68HC908AP16CB Freescale Semiconductor Embedded - Microcontrollers, Integrated Circuits (ICs), IC MCU 8BIT 16KB FLASH 42SDIP Original PDF
    MC68HC908AP16CB Motorola Microcontrollers Original PDF
    MC68HC908AP16CFA Motorola Microcontrollers Original PDF
    MC68HC908AP16CFB Freescale Semiconductor Embedded - Microcontrollers, Integrated Circuits (ICs), IC MCU 8BIT 16KB FLASH 44QFP Original PDF
    ...

    MC68HC9 Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    MC68HC908AB32

    Abstract: MC68HC908AB32VFU 68HC05 HC08 SG1011 FSICEKITAB32 c programming hc08 serial MC68HC908AB32CFU M68EML08AB32
    Text: 8-bit Microcontrollers MC68HC908AB32 Target Applications > Appliances > Data loggers > Industrial equipment > Automotive body electronics Features Benefits High-Performance 68HC08 CPU Core > 8 MHz bus operation at 5V operation for 125 ns minimum instruction cycle time


    Original
    PDF MC68HC908AB32 68HC08 68HC05 16-bit MC68HC908AB32 AN2093 MC68HC08 68HC908AB32FS MC68HC908AB32CFU MC68HC908AB32VFU MC68HC908AB32VFU 68HC05 HC08 SG1011 FSICEKITAB32 c programming hc08 serial M68EML08AB32

    MC68HC908EY16CFA

    Abstract: No abstract text available
    Text: 8-bit Microcontrollers MC68HC908EY16 Target Applications > Automotive > Industrial and home lighting > Security systems > Home appliances > Sensors > Electronic power meters > Wireless communication > PDA attachments Features Benefits High-Performance 68HC08 CPU Core


    Original
    PDF MC68HC908EY16 68HC08 68HC05 MC68HC908EY16 N2295 M68HC08 AN2295SW AN2295 AN2321 AN2343 MC68HC908EY16CFA

    500KHZ

    Abstract: MC68HC912DT128
    Text: MOTOROLA SEMICONDUCTOR TECHNICAL INFORMATION 68HC912DT128MSE2 May 4, 2000 Mask Set Errata 2 MC68HC912DT128 Microcontroller Unit INTRODUCTION This errata provides information applicable to the following MC68HC912DT128 MCU mask set devices: • 1K91D ADC: HIGH IDD


    Original
    PDF 68HC912DT128MSE2 MC68HC912DT128 MC68HC912DT128 1K91D 500KHZ

    transistor pcr 406

    Abstract: FC3C 5bc7 FC91 pcr 404 FE7B M68EVB912B32 PCR 406 pcr 306 MC68HC912B32
    Text: MOTOROLA Order this document by AN1718/D SEMICONDUCTOR APPLICATION NOTE A Serial Bootloader for Reprogramming the MC68HC912B32 Flash EEPROM By Gordon Doughman, Field Applications Engineer Software Specialist 1 Introduction The MC68HC912B32 is a member of the M68HC12 family of 16-bit microcontrollers. It contains 32,768


    Original
    PDF AN1718/D MC68HC912B32 M68HC12 16-bit transistor pcr 406 FC3C 5bc7 FC91 pcr 404 FE7B M68EVB912B32 PCR 406 pcr 306

    M6805

    Abstract: M68HC08 MC68HC908GR32A MC68HC908GR48A MC68HC908GR60A CPU08 M146805 freescale superflash
    Text: MC68HC908GR60A MC68HC908GR48A MC68HC908GR32A Data Sheet M68HC08 Microcontrollers MC68HC908GR60A Rev. 5 04/2007 freescale.com MC68HC908GR60A MC68HC908GR48A MC68HC908GR32A Data Sheet To provide the most up-to-date information, the revision of our documents on the World Wide Web will be


    Original
    PDF MC68HC908GR60A MC68HC908GR48A MC68HC908GR32A M68HC08 M6805 M68HC08 MC68HC908GR32A MC68HC908GR48A MC68HC908GR60A CPU08 M146805 freescale superflash

    MC68HC908JB12

    Abstract: MC68HC908JB16 MC68HC908JB16JDW MC68HC908JB12DW
    Text: Freescale Semiconductor, Inc. Addendum HC908JB16AD/D Rev. 1, 8/2002 Freescale Semiconductor, Inc. Addendum to MC68HC908JB16 Technical Data This addendum provides update and additional information to the MC68HC908JB16 Technical Data, Rev. 1 Motorola document number MC68HC908JB16/D ,


    Original
    PDF HC908JB16AD/D MC68HC908JB16 MC68HC908JB16 MC68HC908JB16/D) 20-pin MC68HC908JB12 MC68HC08JB16 MC68HC908JB12 MC68HC908JB16JDW MC68HC908JB12DW

    4000 SERIES MOTOROLA DATABOOK

    Abstract: 3k91d mc912dg128acpv 3k91d SCK 206 motorola cmos databook tx01 transmitter M68HC12 MC68HC912DG128 MC68HC912DG128A MC68HC912DG128C
    Text: MC68HC912DT128A MC68HC912DG128A MC68HC912DT128C MC68HC912DG128C MC68HC912DT128P MC68HC912DG128P Technical Data M68HC12 Microcontrollers MC912DT128A/D Rev. 3, 12/2002 MOTOROLA.COM/SEMICONDUCTORS MC68HC912DT128A MC68HC912DG128A MC68HC912DT128C MC68HC912DG128C


    Original
    PDF MC68HC912DT128A MC68HC912DG128A MC68HC912DT128C MC68HC912DG128C MC68HC912DT128P MC68HC912DG128P M68HC12 MC912DT128A/D 4000 SERIES MOTOROLA DATABOOK 3k91d mc912dg128acpv 3k91d SCK 206 motorola cmos databook tx01 transmitter M68HC12 MC68HC912DG128 MC68HC912DG128A MC68HC912DG128C

    cf mark

    Abstract: MAX232 internal block diagram CPU08 M146805 M6805 M68HC05 M68HC08 MC68HC908EY16A MC68HC908EY8A freescale superflash
    Text: MC68HC908EY16A MC68HC908EY8A Data Sheet M68HC08 Microcontrollers MC68HC908EY16A Rev. 0 04/2006 freescale.com MC68HC908EY16A MC68HC908EY8A Data Sheet To provide the most up-to-date information, the revision of our documents on the World Wide Web will be the most current. Your printed copy may be an earlier revision. To verify you have the latest information


    Original
    PDF MC68HC908EY16A MC68HC908EY8A M68HC08 cf mark MAX232 internal block diagram CPU08 M146805 M6805 M68HC05 M68HC08 MC68HC908EY16A MC68HC908EY8A freescale superflash

    TE 2395 motorola

    Abstract: MSCAN08 bosch M 1.5.4 CPU08 HC05 M146805 M6805 M68HC05 M68HC08 MC68HC908GZ8
    Text: MC68HC908GZ8 Data Sheet M68HC08 Microcontrollers MC68HC908GZ8/D Rev. 0 2/2003 MOTOROLA.COM/SEMICONDUCTORS MC68HC908GZ8 Data Sheet To provide the most up-to-date information, the revision of our documents on the World Wide Web will be the most current. Your printed copy may be an earlier


    Original
    PDF MC68HC908GZ8 M68HC08 MC68HC908GZ8/D TE 2395 motorola MSCAN08 bosch M 1.5.4 CPU08 HC05 M146805 M6805 M68HC05 M68HC08 MC68HC908GZ8

    hc912dg128

    Abstract: 0K50E HC12 pwm bcsp MC68HC912DG128 500KHZ 68HC912DG128MSE4 HC11 HC12 0K50
    Text: MOTOROLA SEMICONDUCTOR TECHNICAL INFORMATION 68HC912DG128MSE4 March 17, 2000 Mask Set Errata 4 MC68HC912DG128 Microcontroller Unit INTRODUCTION This errata provides information applicable to the following MC68HC912DG128 MCU mask set devices: • 0K50E ATD: CONVERSION OF THE VRH–VRL /2 INTERNAL REF VOLTAGE


    Original
    PDF 68HC912DG128MSE4 MC68HC912DG128 MC68HC912DG128 0K50E hc912dg128 0K50E HC12 pwm bcsp 500KHZ 68HC912DG128MSE4 HC11 HC12 0K50

    mc68hc908jl8cp

    Abstract: SIM-107 TRANSMITTER motorola mc CPU08 M146805 M6805 M68HC08 MC68HC908JK8 MC68HC908JL8 hc908*jl8
    Text: MC68HC908JL8 MC68HC908JK8 Technical Data M68HC08 Microcontrollers MC68HC908JL8/D Rev. 2, 12/2002 MOTOROLA.COM/SEMICONDUCTORS MC68HC908JL8 MC68HC908JK8 Technical Data Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the


    Original
    PDF MC68HC908JL8 MC68HC908JK8 M68HC08 MC68HC908JL8/D mc68hc908jl8cp SIM-107 TRANSMITTER motorola mc CPU08 M146805 M6805 M68HC08 MC68HC908JK8 MC68HC908JL8 hc908*jl8

    CPU08

    Abstract: HC05 M146805 M6805 M68HC05 M68HC08 MC68HC08GP32 MC68HC908GP32 M68HC05 instruction set
    Text: MC68HC908GP32 MC68HC08GP32 Technical Data M68HC08 Microcontrollers MC68HC908GP32/H Rev. 6, 8/2002 MOTOROLA.COM/SEMICONDUCTORS MC68HC908GP32 MC68HC08GP32 Technical Data Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the


    Original
    PDF MC68HC908GP32 MC68HC08GP32 M68HC08 MC68HC908GP32/H CPU08 HC05 M146805 M6805 M68HC05 M68HC08 MC68HC08GP32 MC68HC908GP32 M68HC05 instruction set

    ICS08KXZ

    Abstract: 4.9152 crystal oscillator Specifications of the EB369 HC125 M68ICS08KX MON08 pta0
    Text: Order this document by EB369/D REV 1 Motorola Semiconductor Engineering Bulletin EB369 In-Circuit Programming of FLASH Memory Using the Monitor Mode for the MC68HC908KX2/8 By Timothy J. Airaudi Applications Engineering, Microcontroller Division Austin, Texas


    Original
    PDF EB369/D EB369 MC68HC908KX2/8 M68ICS08KX ICS08KXZ 4.9152 crystal oscillator Specifications of the EB369 HC125 MON08 pta0

    HC125

    Abstract: 4.9152 crystal oscillator Specifications of the EB368 M68ICS08GR MC68HC908GR8 MON08 ICS08GR
    Text: Order this document by EB368/D Rev. 1 Motorola Semiconductor Engineering Bulletin EB368 In-Circuit Programming of FLASH Memory Using the Monitor Mode for the MC68HC908GR8 By Timothy J. Airaudi Applications Engineering, Microcontroller Division Austin, Texas


    Original
    PDF EB368/D EB368 MC68HC908GR8 M68ICS08GR HC125 4.9152 crystal oscillator Specifications of the EB368 MC68HC908GR8 MON08 ICS08GR

    MC908AP64

    Abstract: BC capacitor 118 CPU08 M146805 M6805 M68HC05 M68HC08 MC68HC908AP16A freescale superflash MC68HC908AP64A
    Text: MC68HC908AP64A MC68HC908AP32A MC68HC908AP16A MC68HC908AP8A Data Sheet M68HC08 Microcontrollers MC68HC908AP64A Rev. 1 3/2005 freescale.com MC68HC908AP64A MC68HC908AP32A MC68HC908AP16A MC68HC908AP8A Data Sheet To provide the most up-to-date information, the revision of our documents on the World Wide Web will be


    Original
    PDF MC68HC908AP64A MC68HC908AP32A MC68HC908AP16A MC68HC908AP8A M68HC08 MC908AP64 BC capacitor 118 CPU08 M146805 M6805 M68HC05 M68HC08 MC68HC908AP16A freescale superflash MC68HC908AP64A

    68HC908EY16

    Abstract: CPU08 HC05 M146805 M6805 M68HC05 M68HC08 MC68HC908EY16 MC68HC05 reset factory default
    Text: MC68HC908EY16 Advance Information M68HC08 Microcontrollers MC68HC908EY16/D Rev. 4.0, 2/2003 MOTOROLA.COM/SEMICONDUCTORS MC68HC908EY16 Advance Information — Rev 4.0 Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the


    Original
    PDF MC68HC908EY16 M68HC08 MC68HC908EY16/D 68HC908EY16 CPU08 HC05 M146805 M6805 M68HC05 M68HC08 MC68HC908EY16 MC68HC05 reset factory default

    Untitled

    Abstract: No abstract text available
    Text: Order this document by HC908GP20AD/D Motorola Semiconductor Technical Data Addendum to MC68HC908GP20 Advance Information This addendum provides corrections to: MC68HC908GP20 Advance Information Motorola document number MC68HC908GP20/D Rev. 2.0 Page 338 From:


    Original
    PDF HC908GP20AD/D MC68HC908GP20 MC68HC908GP20 MC68HC908GP20/D

    m68ics08sr

    Abstract: MC68HC908SR12 4.9152 crystal oscillator Specifications of the EB311 HC125 MON08 ATD2 crystal oscillator 7.3728 mhz
    Text: Freescale Semiconductor, Inc. Order this document by EB311/D EB311 Freescale Semiconductor, Inc. Semiconductor Products Sector Engineering Bulletin In-Circuit Programming of FLASH Memory Using the Monitor Mode for the MC68HC908SR12 By Timothy J. Airaudi


    Original
    PDF EB311/D EB311 MC68HC908SR12 MC68HC908SR12. M68ICS08SR MC68HC908SR12 4.9152 crystal oscillator Specifications of the EB311 HC125 MON08 ATD2 crystal oscillator 7.3728 mhz

    HC125

    Abstract: pta0
    Text: Order this document by EB369/D Motorola Semiconductor Engineering Bulletin EB369 In-Circuit Programming of FLASH Memory Using the Monitor Mode for the MC68HC908KX8 By Timothy J. Airaudi Applications Engineering, Microcontroller Division Austin, Texas Introduction


    Original
    PDF EB369/D EB369 MC68HC908KX8 MC68HC908KX8. M68ICS08KX HC125 pta0

    mc68h908

    Abstract: MC68HC908QT2A CPU08 M68HC08 MC68HC908QT1A MC68HC908QT4A MC68HC908QY1A MC68HC908QY2A MC68HC908QY4A MC68HC08QY
    Text: MC68HC908QY4A MC68HC908QT4A MC68HC908QY2A MC68HC908QT2A MC68HC908QY1A MC68HC908QT1A Data Sheet M68HC08 Microcontrollers MC68HC908QY4A Rev. 2 04/2007 freescale.com MC68HC908QY4A MC68HC908QY2A MC68HC908QY1A MC68HC908QT4A MC68HC908QT2A MC68HC908QT1A Data Sheet


    Original
    PDF MC68HC908QY4A MC68HC908QT4A MC68HC908QY2A MC68HC908QT2A MC68HC908QY1A MC68HC908QT1A M68HC08 mc68h908 MC68HC908QT2A CPU08 M68HC08 MC68HC908QT1A MC68HC908QT4A MC68HC908QY1A MC68HC908QY2A MC68HC908QY4A MC68HC08QY

    AN1770

    Abstract: FE01 GP20 MC68HC908GP20 98304M
    Text: Order this document by AN1770/D Rev. 1.0 Motorola Semiconductor Application Note AN1770 In-Circuit Programming of FLASH Memory in the MC68HC908GP20 By Grant Whitacre Microcontroller Division Austin, Texas Introduction This application note describes two methods of programming FLASH


    Original
    PDF AN1770/D AN1770 MC68HC908GP20 68HC08 AN1770 FE01 GP20 MC68HC908GP20 98304M

    motorola cmos databook

    Abstract: 4000 SERIES MOTOROLA DATABOOK microcontroller fingerprint fprog 2 schematic small signal transistor MOTOROLA DATABOOK bosch 0 281 003 009 bosch lsh 25 silicon fingerprint technology MC68HC912DG128A motorola 401
    Text: MC68HC912DT128A/D MC68HC912DT128A MC68HC912DG128A Technical Data Rev 2.0 June 12, 2001 Revision History Revision History This section lists the revision history of the document since the first release. Data for previous internal drafts is unavailable. Changes from Rev 1.0 to Rev 2.0


    Original
    PDF MC68HC912DT128A/D MC68HC912DT128A MC68HC912DG128A motorola cmos databook 4000 SERIES MOTOROLA DATABOOK microcontroller fingerprint fprog 2 schematic small signal transistor MOTOROLA DATABOOK bosch 0 281 003 009 bosch lsh 25 silicon fingerprint technology MC68HC912DG128A motorola 401

    stc 1740

    Abstract: MOTOROLA SCR 1725 FQ01E IC CS 3758 GP E.Z. AOCB icf mc 1732 ep V74 1709 ati c 17e1 ha 1758 immo off
    Text: M U I U liU L r t by MCB8HC916Y1TS/D • SEMICONDUCTOR TECHNICAL DATA MC68HC916Y1 Technical Summary 16-Bit Modular Microcontroller 1 Introduction The MC68HC916Y1 microcontroller MCU is a high-speed 16-bit device that is upwardly code compatible with M68HC11 controllers. It is a member of the M68300/68HC16 Family of modular


    OCR Scan
    PDF MC68HC916Y1TS/D MC68HC916Y1 16-Bit MC68HC916Y1 M68HC11 M68300/68HC16 M68HC16 stc 1740 MOTOROLA SCR 1725 FQ01E IC CS 3758 GP E.Z. AOCB icf mc 1732 ep V74 1709 ati c 17e1 ha 1758 immo off

    MC6898

    Abstract: No abstract text available
    Text: MOTOROLA • i SEMICONDUCTOR TECHNICAL DATA MC6898 Technical Summary Cable Driver/Receiver The MC6898 is a peripheral device providing single-ended, 48-mA, small computer system inter­ face SCSI cable drivers/receivers in a single chip. The MC6898 is used to interface the MC68HC99


    OCR Scan
    PDF MC6898 MC6898 48-mA, MC68HC99 MC68OR