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Intel 8085 Processors
 
Processor Type 8-bit Microprocessor
Compatibility 100% Software Compatible with 8080A
Cycle Time 1.3 µs (8085 / 8085A / 8085AH)
0.67 µs (8080AH-1)
0.8 µs (8085A-2 / AH-2)
Instruction Set
  • 112 Instructions
    • Clock Generator On-Chip Clock Generator (with External Crystal, LC (8085A/AH) or RC Network)
    System Controller
  • On-Chip System Controller
  • Advanced Cycle Status Information Available for Large System Control (8085A/8085AH only)
    		•
    Interrupts
  • Four Vectored Interrupts (One is Non-Maskable)
  • Additional 8080A-Compatable Interrupt (8085A/AH only)
    		•
    I/O System Serial In/Serial Out Port
    Addressable Memory 64 KB Directly Addressable Memory
    Registers
  • 6 General Purpose 8-bit regsters
  • Accumulator
  • 16-bit Program Counter
  • 16-bit Stack Pointer
    		•
       
       
       
       
     

    D8085A
    Package
    Vcc
    TA    		 40—pin ceramic DIP
    5V
    0°C - +70°C
    Core Speed 3MHz
    D8085A
    2906C
    (© Intel ’76)
    Core Speed 3MHz
    D8085A
    F2018410
    (© Intel ’76)
    Core Speed 5MHz D8085A-2 (© '76)
    Core Speed 5MHz D8085A-2 (© '76 '80)

    P8085A
    Package
    Vcc
    TA    		 40—pin PDIP
    5V
    0°C - +70°C
    Core Speed 3MHz
    P8085A
    Philippines
    (© Intel ’76)
    F1318190
    Core Speed 3MHz P8085A (© '76 '77)
    Core Speed 6MHz P8085A-1
    Core Speed 5MHz
    P8085A-2
    Philippines
    (© Intel ’76)
    Core Speed 5MHz P8085A-2 ES (© '76 '77)
    Core Speed 5MHz P8085A-2 (© '76 '80)

    P8085AH
    Package
    Vcc
    TA    		 40—pin PDIP
    5V ± 10%
    0°C - +70°C
    Core Speed 3MHz
    P8085AH
    Korea
    (© Intel 1976)
    Core Speed 3MHz
    P8085AH
    Korea
    (© Intel '76 ’80)
    Core Speed 3MHz
    P8085AH
    Malaysia
    (© Intel ’80)
    Core Speed 3MHz
    P8085AH
    Philippines
    (© Intel ’80)
    Core Speed 3MHz
    P8085AH
    Unknown FAB
    (© Intel ’80)
    Core Speed 3MHz P8085AH (HP part number 1820-2074) (© '76 '80)
    Core Speed 6MHz P8085AH-1 (© 1976)
    Core Speed 6MHz P8085AH-1 (© '76 '80)
    Core Speed 5MHz
    P8085AH-2
    Korea
    (© Intel 1976)
    Core Speed 5MHz
    P8085AH-2
    Unknown FAB
    (© Intel 1976)
    Core Speed 5MHz
    P8085AH2
    Unknown FAB
    (© Intel 1976)
    Core Speed 5MHz
    P8085AH-2
    Korea
    (© Intel '76 ’80)
    Core Speed 5MHz
    P8085AH-2
    (©Intel '80)

    QM8085AD
    Package
    Vcc
    TA
    Features    		 40—pin CDIP
    5V
    -55°C - +125°C
    Burn—in screening
    Core Speed 3MHz ???
    QM8085AD1
    Philippines
    (© Intel ’80)
    S4740
    Core Speed 6MHz QM8085A1D1
    Core Speed 5MHz QM8085A2D1

    TD8085AH
    Package
    Vcc
    TA    		 40—pin CDIP
    5V
    -40°C - +85°C
    Core Speed 3MHz
    TD8085AH
    (© Intel '76 ’80)
    Core Speed 3MHz TD8085AH (© '80)
    Core Speed 5MHz TD8085AH2 (© 1976)
    Core Speed 5MHz TD8085AH-2 (© 1976)
    Core Speed 5MHz TD8085AH-2 (© '76 '80)
        TD8085AH-2 (© '80)
     

    C8085
    Package
    Vcc
    TA    		 40—pin Side—Brazed Ceramic DIP
    5V
    0°C - +70°C
    Core Speed 3MHz C8085 (Purple/Tin Pins/Black Cap) (No ©)
    Core Speed 3MHz C8085 (Purple/Tin Pins/Black Cap) (© '76)

    P8085
    Package
    Vcc
    TA    		 40—pin PDIP
    5V
    0°C - +70°C
    Core Speed 3MHz P8085 (No ©)
    Core Speed 3MHz P8085 (© '76)
     

    C8085A
    Package
    Vcc
    TA    		 40—pin Side—Brazed Ceramic DIP
    5V
    0°C - +70°C
    Core Speed 3MHz C8085A (Purple/Tin Pins/Black Cap) (No Groundstrap) (© '76 '77)
    Core Speed 5MHz C8085A-2 (Purple/Tin Pins/Black Cap) (No Groundstrap) (© '76 '77)
    Core Speed 5MHz C8085A-2 (Purple/Gold) (Groundstrap) (© '78)
    Core Speed 5MHz C8085A-2 (Purple/Gold) (No Groundstrap) (© '80) S4380

    ID8085A
    Package
    Vcc
    TA    		 40—pin CDIP
    5V
    -40°C - +85°C
    Core Speed 3MHz ID8085A (© '76)

    MD8085A
    Package
    Vcc
    TA    		 40—pin CDIP
    5V
    -55°C - +125°C
    Core Speed 3MHz MD8085A (© '76)
    Core Speed
    Features    		 3MHz
    Burn—in screening    		 MD8085A/B (© '76)

    QM8085AP5
    Package
    Vcc
    TA
    Features    		 40—pin CDIP
    5V ± 10%
    -55°C - +125°C
    Burn—in screening
    Core Speed 3MHz QM8085AP5 (© '80)
    Core Speed 6MHz QM8085A1P5
    Core Speed 5MHz QM8085A2P5 (© '76 '80)
     

    C8085AH
    Package
    Vcc
    TA    		 40—pin Side—Brazed Ceramic DIP
    5V
    0°C - +70°C
    Core Speed 3MHz C8085AH (Purple/Gold) (No Groundstrap) (© '80)
    Core Speed 3MHz C8085AH (Purple/Gold) (Groundstrap) (© '80)
    Core Speed 6MHz C8085AH-1
    Core Speed 5MHz C8085A-2 H (Purple/Tin Pins/Black Cap) (No Groundstrap) (© '77)
    Core Speed 5MHz C8085A-2 H (Purple/Gold) (No Groundstrap) (© '80)
    Core Speed 5MHz C8085AH-2 (Purple/Gold) (No Groundstrap) (© '80) (Print on ceramic)
    Core Speed 5MHz C8085AH-2 (Purple/Gold) (No Groundstrap) (© '80) (Print on cap)
    Core Speed 5MHz C8085AH-2 (Purple/Gold) (Groundstrap) (© '80) (Print on ceramic)

    D8085AH
    Package
    Vcc
    TA    		 40—pin CDIP
    5V
    0°C - +70°C
    Core Speed 3MHz D8085AH (© 1976)
    Core Speed 3MHz D8085AH (© '76 '80)
    Core Speed 3MHz D8085AH (© '80)
    Core Speed 6MHz D8085AH-1 (© 1976)
    Core Speed 6MHz D8085AH-1 (© '76 '80)
    Core Speed 6MHz D8085AH-1 (© '80)
    Core Speed 5MHz D8085AH-2 (© 1976)
    Core Speed 5MHz D8085AH-2 (© '76 '80)
    Core Speed 5MHz D8085AH-2 (© '80)

    ID8085AH
    Package
    Vcc
    TA    		 40—pin CDIP
    5V
    -40°C - +85°C
    Core Speed 3MHz ID8085AH (© '80)
    Core Speed 3MHz ID8085AH (© 1980)
    Core Speed 5MHz ID8085AH-2

    LD8085AH
    Package
    Vcc
    TA
    Features    		 40—pin CDIP
    5V
    -40°C - +85°C
    Burn—in screening
    Core Speed 3MHz LD8085AH (© '76 '80)
    Core Speed 3MHz LD8085AH (© '80)
    Core Speed 5MHz LD8085AH-2 (© 1976)
    Core Speed 5MHz LD8085AH-2 (© '76 '80)

    MD8085AH
    Package
    Vcc
    TA    		 40—pin CDIP
    5V
    -55°C - +125°C
    Core Speed 3MHz MD8085AH
    Core Speed 5MHz MD8085AH-2

    MD8085AH/B
    Package
    Vcc
    TA
    Features    		 40—pin CDIP
    5V
    -55°C - +125°C
    Burn—in screening
    Core Speed 3MHz MD8085AH/B (7901001QA)
    Core Speed 3MHz MD8085AH/B (© '80)
    Core Speed 3MHz MD8085AH/BC (© '76)
    Core Speed 5MHz MD8085AH-2/B

    QD8085AH
    Package
    Vcc
    TA
    Features    		 40—pin CDIP
    5V ± 10%
    0°C - +70°C
    Burn—in screening
    Core Speed 3MHz QD8085AH (© '76 '80)
    Core Speed 3MHz QD8085AH (© '80)
    Core Speed 5MHz QD8085AH-2 (© 1976)
    Core Speed 5MHz QD8085AH-2 (© '80)

    QM8085AHD1
    Package
    Vcc
    TA
    Features    		 40—pin CDIP
    5V
    -55°C - +125°C
    Burn—in screening
    Core Speed 3MHz QM8085AHD1 (© '76 '80)
    Core Speed 3MHz QM8085AHD1 (© '80)
    Core Speed 6MHz QM8085AH-1D1 (© '76 '80)
    Core Speed 5MHz QM8085AH-2D1 (© '76 '80)

    QP8085AH
    Package
    Vcc
    TA
    Features    		 40—pin PDIP
    5V ± 10%
    0°C - +70°C
    Burn—in screening
    Core Speed 3MHz QP8085AH (© '76 '80)
    Core Speed 5MHz QP8085AH-2 (© 1976)
    Core Speed 5MHz QP8085AH-2 (© '76 '80)
    Core Speed 5MHz QP8085AH-2 (© '80)