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AT28C040-25LC Memory by Microchip Technology

AT28C040-25LC is a Memory model from Microchip Technology, presented on TrustCompo for buyers who need clear sourcing and review context before RFQ. This listing sits in the Integrated Circuits (ICs) / Memory product path. Known package information currently points to CLCC under the Microchip Technology brand listing. IC EEPROM 4M PARALLEL 44CLCC. TrustCompo combines the available model, brand, hierarchy, and specification details around AT28C040-25LC so buyers can move faster from review to quotation.

RoHS
Datasheet
AT28C040-25LC Memory by Microchip Technology | TrustCompo
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Traceability and authenticity checks

Fast RFQ turnaround

Documentation support

Pre-shipment inspection review

Part Number

AT28C040-25LC

Internal code

TCE000084239

Package

CLCC

Manufacturer

Microchip Technology

Key specifications

Series

-

Min Quantity

1

Category

Integrated Circuits (ICs)

Sub Category

Memory

Description

IC EEPROM 4M PARALLEL 44CLCC

key Attributes

-

Datasheet

View AT28C040-25LC Datasheet

Technical document

Open The Official Datasheet

Review the latest datasheet for AT28C040-25LC from Microchip Technology in a separate tab so engineers and buyers can check package, electrical characteristics, and application details without leaving this product page.

View AT28C040-25LC Datasheet

Why request a quote

Use the RFQ step to confirm the commercial and documentation details buyers usually need before placing an order.

RoHS, REACH, and lead-free documentation can be confirmed during RFQ
Traceability and Certificate of Conformance support available on request
Pre-shipment inspection report support for quality review

Trust signals

Globally recognized certifications

4 certifications

Visible certifications work best when they are paired with clear operational promises around traceability, handling, and inspection.

ISO 9001

Quality management processes for more consistent sourcing and handling.

AS9120B

Aerospace-focused distribution controls for traceability and reliability.

ISO 14001

Environmental management discipline across warehouse and operating workflows.

ESD Control

Electrostatic handling standards to help protect sensitive components.

Ordering workflow

Understand how to order and what policies support the purchase

Use this section to see the fastest ordering path and the policy pages buyers usually review before confirming a component order.

How to order this product

A simple B2B flow helps engineering and procurement teams move from part review to commercial confirmation.

1

Confirm part and quantity

Review the part number, package, key specs, and target quantity so the quote request reflects the exact sourcing scope your team needs.

2

Send RFQ or sample request

Use Quick Quote for commercial pricing or Request Sample when engineering validation is still in progress and a smaller evaluation quantity is needed.

3

Align delivery, payment, and documentation

Before final release, confirm stock timing, shipment method, payment arrangement, and any traceability or inspection documents required by your process.

Policies buyers usually check

These pages explain the operating rules around samples, shipping, payment, and quality support before you place the order.

Get a Sample

Request engineering samples to evaluate fit, validate alternatives, and keep design decisions moving before a larger order is placed.

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Shipping & Delivery

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Payment Terms

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Quality & Traceability Center

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Review quality controls

Structured product content

Review The Product The Way Buyers Actually Evaluate It

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Product overview

Overview

IC EEPROM 4M PARALLEL 44CLCC

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Popular Specs Surfaced First

Product Attribute

REACH Status

REACH Unaffected

Product Attribute

Packaging

Tube

Product Attribute

Mounting Type

Surface Mount

Product Attribute

Published

1998

Product Attribute

Part Status

Obsolete

Product Attribute

Categories

Integrated Circuits (ICs)

REACH Status
REACH Unaffected
Packaging
Tube
Mounting Type
Surface Mount
Published
1998
Part Status
Obsolete
Categories
Integrated Circuits (ICs)
Supply Voltage
5V
Technology
CMOS
Reach Compliance Code
not_compliant
Qualification Status
Not Qualified
Terminal Position
QUAD
Manufacturer
Microchip Technology
Output Characteristics
3-STATE
Length
16.55mm
Organization
512Kx8
Number Of Functions
1
Surface Mount
YES
Reflow Temperature-Max (S)
30
Number Of Terminations
44
Terminal Pitch
1.27mm
Memory Type
Non-Volatile
Peak Reflow Temperature (Cel)
240
HTS Code
8542.32.00.51
Data Polling
YES
Memory Interface
Parallel
Sub-Categories
Memory
Toggle Bit
YES
Memory Width
8
Memory Format
EEPROM
Operating Mode
ASYNCHRONOUS
Write Cycle Time-Max (TWC)
10ms
Write Cycle Time - Word, Page
10ms
Package / Case
44-CLCC
Width
16.55mm
Command User Interface
NO
Memory Density
4194304 bit
Additional Feature
AUTOMATIC WRITE
Operating Temperature
0°C~70°C TC
ECCN
3A991B1B1
Standby Current-Max
0.003A
Base Part Number
AT28C040
Manufacturer'S Part No.
AT28C040-25LC
Page Size
256words
Moisture Sensitivity Level (MSL)
1 (Unlimited)
RoHS Status
RoHS non-compliant
JESD-609 Code
e0
HTSUS
8542.32.0051
ECCN Code
3A991.B.1.B.1
JESD-30 Code
S-CQCC-N44
Height Seated (Max)
2.74mm
Supply Voltage-Max (Vsup)
5.5V
Power Supplies
5V
Supply Voltage-Min (Vsup)
4.5V
Voltage - Supply
4.5V~5.5V
Terminal Finish
TIN LEAD
Programming Voltage
5V
Memory Size
4Mb 512K x 8
Access Time
250ns
Supply Current-Max
0.08mA

Common questions

Product FAQ

Quick answers for buyers reviewing AT28C040-25LC, stock, documentation, and sourcing steps.

What is AT28C040-25LC?

AT28C040-25LC is a Memory component from Microchip Technology. This product page summarizes the core sourcing details buyers need before checking price, availability, documentation, or samples.

What package and description are listed for AT28C040-25LC?

AT28C040-25LC is listed with package reference CLCC. The current product description is IC EEPROM 4M PARALLEL 44CLCC, and buyers should confirm package, footprint, and electrical details against the datasheet or quotation notes before approval.

Is AT28C040-25LC available in stock?

This page currently shows 107738 units in stock and 96254 units available for AT28C040-25LC. Because electronic component availability can change quickly, submit an RFQ to confirm live stock, lead time, and final pricing.

Can I request a quote or sample for AT28C040-25LC?

Yes. Use the Quick Quote or Request Sample action on this page to send the quantity and sourcing requirements for AT28C040-25LC by Microchip Technology. The TrustCompo team can review price, availability, and documentation support.

Is a datasheet available for AT28C040-25LC?

Yes. This page links to the datasheet for AT28C040-25LC by Microchip Technology, so engineers and buyers can review package, ratings, and application details before purchase.

How should buyers verify AT28C040-25LC before ordering?

Buyers should confirm the manufacturer, package, quantity, target price, RoHS or compliance needs, and any Certificate of Conformance or traceability requirements for AT28C040-25LC before approving the order.

More sourcing insights

Articles

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