P8085AH
P8085AH
Active
Description:  MICROPROCESSOR, 8 BIT, 3MHZ, NMO
Manufacturer:  Rochester Electronics
Datasheet:   P8085AH Datasheet
History Price: Active
In Stock: 18000
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14000
$
Apr 22, 2026
P8085AH Specification
Specification
Mfr Part
P8085AH
Category
Embedded - Microprocessors
Manufacturer
Rochester Electronics
Series
-
Packaging
Bulk
Status
Active
Environmental Compliance
Lead Free
Radiation Hardening
No
REACH SVHC
No SVHC
RoHS
Compliant
HS Code
-
Technical Parameter
Core Processor
-
Number of Cores/Bus Width
-
Speed
-
Co-Processors/DSP
-
RAM Controllers
-
Graphics Acceleration
-
Display & Interface Controllers
-
Ethernet
-
SATA
-
USB
-
Voltage - I/O
-
Operating Temperature
-
Security Features
-
Package / Case
-
Supplier Device Package
-
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P8085AH Compare Parts
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  • P8085AH FAQ
    Q1: What is the function of the Rochester Electronics P8085AH?
    A1: The Rochester Electronics P8085AH is an 8-bit microprocessor designed for use in embedded systems and general-purpose computing applications, offering features such as interrupt control, addressing modes, and integrated I/O capabilities.

    Q2: What is the clock speed of the Rochester Electronics P8085AH?
    A2: The Rochester Electronics P8085AH operates with a clock speed of 3 MHz, 5 MHz, or 8 MHz, depending on the configuration and application.

    Q3: What is the voltage supply range for the Rochester Electronics P8085AH?
    A3: The Rochester Electronics P8085AH operates with a supply voltage of 5 V ±5%.

    Q4: How many address lines does the Rochester Electronics P8085AH have?
    A4: The Rochester Electronics P8085AH has 16 address lines, allowing it to address up to 64 KB of memory.

    Q5: How many data lines does the Rochester Electronics P8085AH have?
    A5: The Rochester Electronics P8085AH has 8 data lines, allowing it to process 8 bits of data at a time.

    Q6: What type of memory does the Rochester Electronics P8085AH support?
    A6: The Rochester Electronics P8085AH supports both RAM and ROM, with a 64 KB maximum addressable memory space.

    Q7: What are the key features of the Rochester Electronics P8085AH?
    A7: Key features of the Rochester Electronics P8085AH include an 8-bit data bus, 16-bit address bus, five 8-bit registers, and a set of control, status, and interrupt lines for efficient operation in embedded systems.

    Q8: Does the Rochester Electronics P8085AH support interrupts?
    A8: Yes, the Rochester Electronics P8085AH supports hardware interrupts with a priority system, allowing external devices to signal the processor for immediate attention.

    Q9: What is the instruction set architecture of the Rochester Electronics P8085AH?
    A9: The Rochester Electronics P8085AH uses the 8085 microprocessor's instruction set architecture, which includes a wide variety of instructions for arithmetic, logic, data transfer, and control operations.

    Q10: What are the power consumption specifications of the Rochester Electronics P8085AH?
    A10: The power consumption of the Rochester Electronics P8085AH varies depending on the operating voltage and clock speed but typically ranges from 1.5W to 3W under typical operating conditions.

    Q11: What is the operating temperature range for the Rochester Electronics P8085AH?
    A11: The Rochester Electronics P8085AH operates within a temperature range of 0°C to 70°C.

    Q12: What is the package type of the Rochester Electronics P8085AH?
    A12: The Rochester Electronics P8085AH is typically packaged in a 40-pin dual in-line package (DIP), though other package types may be available depending on the specific configuration.

    Q13: How does the Rochester Electronics P8085AH handle input/output (I/O) operations?
    A13: The Rochester Electronics P8085AH features dedicated I/O pins for interfacing with external devices. It uses programmed I/O or memory-mapped I/O to communicate with peripherals.

    Q14: Can the Rochester Electronics P8085AH be used for embedded applications?
    A14: Yes, the Rochester Electronics P8085AH is commonly used in embedded applications, such as industrial control, consumer electronics, and simple computing systems, due to its low cost, simplicity, and reliable performance.

    Q15: What type of bus does the Rochester Electronics P8085AH use for data transfer?
    A15: The Rochester Electronics P8085AH uses an 8-bit data bus for data transfer, which is capable of transmitting one byte of data at a time.

    Q16: How many general-purpose registers are available in the Rochester Electronics P8085AH?
    A16: The Rochester Electronics P8085AH has five general-purpose 8-bit registers (labeled B, C, D, E, and H) for storing temporary data during processing.

    Q17: Does the Rochester Electronics P8085AH have a built-in multiplier?
    A17: No, the Rochester Electronics P8085AH does not have a built-in hardware multiplier; multiplication operations must be done through software routines.

    Q18: What kind of control lines does the Rochester Electronics P8085AH feature?
    A18: The Rochester Electronics P8085AH includes control lines for memory and I/O operations, such as read, write, chip enable, and interrupt control, which facilitate interaction with external components.

    Q19: Can the Rochester Electronics P8085AH be interfaced with external devices?
    A19: Yes, the Rochester Electronics P8085AH can be interfaced with external devices like RAM, ROM, and I/O peripherals through its address, data, and control buses.

    Q20: Is the Rochester Electronics P8085AH suitable for use in real-time applications?
    A20: Yes, the Rochester Electronics P8085AH is suitable for real-time applications, such as process control or embedded systems, where precise timing and interrupt management are essential.
    Customer Reviews
    4.95 out of 5.00 stars from 136 customer reviews from all over the world
    Lotte van der Veen
    Netherlands
    5 stars
    2026-04-16 13:00
    All ok, thank you!
    Hugo
    Spain
    5 stars
    2026-04-15 08:14
    All right. Received within time
    Felipe Soto
    Spain
    5 stars
    2026-04-14 09:01
    Received perfectly. Welded a unit on its corresponding printed circuit board working perfectly to replace a faulty unit on an Arduino Nano plate.
    Katharina Schneider
    Germany
    5 stars
    2026-04-14 08:46
    2 weeks for delivery. The chips work fine
    Paul Roy
    France
    5 stars
    2026-04-14 05:40
    Corresponds to my use
    Laura Cristina
    Spain
    5 stars
    2026-04-14 04:28
    Tested, works as expected.