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AT27C040-90JU - Microchip

Description: AT27C040-90JU, EPROM Memory Chip 4Mbit 512K x 8 bit 90ns 32-Pin PLCC

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PCB Footprints
AT27C040-90JU - Microchip PCB footprint - Plastic Leaded Chip Carrier - Plastic Leaded Chip Carrier - 32J - PLCC
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AT27C040-90JU - Microchip  - 3D model - Plastic Leaded Chip Carrier - 32J - PLCC
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AT27C040-90JU Details

  • Manufacturer Part Number:

    AT27C040-90JU

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    32

  • Manufacturer Package Code:

    PLCC-32

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.31.00.01

  • Factory Lead Time:

    6 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    4

  • Access Time-Max:

    90 ns

  • I/O Type:

    COMMON

  • JESD-30 Code:

    R-PQCC-J32

  • JESD-609 Code:

    e3

  • Length:

    13.97 mm

  • Memory Density:

    4194304 bit

  • Memory IC Type:

    OTP ROM

  • Memory Width:

    8

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Ports:

    1

  • Number of Terminals:

    32

  • Number of Words:

    524288 words

  • Number of Words Code:

    512000

  • Operating Mode:

    ASYNCHRONOUS

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Organization:

    512KX8

  • Output Characteristics:

    3-STATE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    QCCJ

  • Package Equivalence Code:

    LCC32,.45X.55

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER

  • Parallel/Serial:

    PARALLEL

  • Peak Reflow Temperature (Cel):

    245

  • Programming Voltage:

    13 V

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    3.556 mm

  • Standby Current-Max:

    0.0001 A

  • Supply Current-Max:

    0.03 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    J BEND

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    QUAD

  • Time@Peak Reflow Temperature-Max (s):

    40

  • Width:

    11.43 mm

AT27C040-90JU Frequently Asked Questions (FAQs)

  • The maximum operating temperature range for the AT27C040-90JU is -40°C to +85°C.
  • The power-up and power-down sequences for the AT27C040-90JU should be handled slowly and smoothly to prevent voltage spikes and ensure reliable operation. A power-up ramp time of 1 ms/V is recommended.
  • The recommended storage condition for the AT27C040-90JU is in a dry, cool place with a relative humidity of 50% or less, and at a temperature range of -40°C to +85°C.
  • To prevent latch-up in the AT27C040-90JU, ensure that the input signals are within the recommended voltage range, and avoid applying input signals that exceed the maximum rating. Also, use a bypass capacitor to decouple the power supply.
  • The recommended PCB layout for the AT27C040-90JU includes using a ground plane, placing decoupling capacitors close to the device, and minimizing signal trace lengths and widths to reduce noise and electromagnetic interference.

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AT27C040-90JU 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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For a full list of alternate parts for AT27C040-90JU, check out Findchips.com