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AT28HC256-90DM/883 - Microchip

Description: EEPROM Parallel 256K-bit 32K x 8 5V 28-Pin CDIP

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AT28HC256-90DM/883 - Microchip PCB footprint - Ceramic Dual-In-Line Packages - Ceramic Dual-In-Line Packages - 28D6
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AT28HC256-90DM/883 Details

  • Manufacturer Part Number:

    AT28HC256-90DM/883

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    DIP-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    CERDIP-28

  • Country Of Origin:

    Philippines, Thailand

  • ECCN Code:

    3A001.A.2.C

  • HTS Code:

    8542.32.00.51

  • Factory Lead Time:

    23 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    14

  • Access Time-Max:

    90 ns

  • Additional Feature:

    AUTOMATIC WRITE

  • Command User Interface:

    NO

  • Data Polling:

    YES

  • Data Retention Time-Min:

    10

  • Endurance:

    10000 Write/Erase Cycles

  • JESD-30 Code:

    R-GDIP-T28

  • JESD-609 Code:

    e0

  • Length:

    37.215 mm

  • Memory Density:

    262144 bit

  • Memory IC Type:

    EEPROM

  • Memory Width:

    8

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Number of Words:

    32768 words

  • Number of Words Code:

    32000

  • Operating Mode:

    ASYNCHRONOUS

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Organization:

    32KX8

  • Output Characteristics:

    3-STATE

  • Package Body Material:

    CERAMIC, GLASS-SEALED

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP28,.6

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Page Size:

    64 words

  • Parallel/Serial:

    PARALLEL

  • Programming Voltage:

    5 V

  • Qualification Status:

    Not Qualified

  • Screening Level:

    MIL-STD-883 Class B

  • Seated Height-Max:

    5.72 mm

  • Standby Current-Max:

    0.0003 A

  • Supply Current-Max:

    0.08 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Toggle Bit:

    YES

  • Width:

    15.24 mm

  • Write Cycle Time-Max (tWC):

    10 ms

AT28HC256-90DM/883 Frequently Asked Questions (FAQs)

  • The AT28HC256-90DM/883 can operate from -55°C to 125°C, making it suitable for extreme temperature applications.
  • The device has an internal POR and BOD circuitry that resets the device during power-up and brown-out conditions. No external components are required, but ensure that the power supply is stable and within the recommended operating range.
  • Store the device in a cool, dry place, away from direct sunlight and moisture. The recommended storage temperature range is -65°C to 150°C.
  • Yes, the AT28HC256-90DM/883 is designed to meet the requirements of MIL-PRF-38535, making it suitable for radiation-hardened applications.
  • The device has a built-in data retention feature that retains data even when the power is turned off. However, ensure that the power-down or low-power mode is properly implemented to prevent data loss.

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AT28HC256-90DM/883 Overview

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About Microchip

Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th

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