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HomeProductsIntegrated Circuits (ICs)MemoryAT28C256-20LM/883
AT28C256-20LM/883 Image
Image may be representation.
See specifications for product details.

AT28C256-20LM/883 - Microchip Technology

Manufacturer Part Number
AT28C256-20LM/883
Manufacturer
Microchip Technology
Allelco Part Number
32D-AT28C256-20LM/883
ECAD Model
Parts Description
IC EEPROM 256KBIT PARALLEL 32LCC
Detailed Description
Package
32-CLCC
Data sheet
Cylindrical Battery Holders.pdf
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
In stock: 205

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Quantity

Specifications

AT28C256-20LM/883 Tech Specifications
Microchip Technology - AT28C256-20LM/883 technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - AT28C256-20LM/883

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Write Cycle Time - Word, Page 10ms  
Voltage - Supply 4.5V ~ 5.5V  
Technology EEPROM  
Supplier Device Package 32-LCC (11.43x13.97)  
Series -  
Package / Case 32-CLCC  
Package Tube  
Operating Temperature -55°C ~ 125°C (TC)  
Product Attribute Attribute Value  
Mounting Type Surface Mount  
Memory Type Non-Volatile  
Memory Size 256Kbit  
Memory Organization 32K x 8  
Memory Interface Parallel  
Memory Format EEPROM  
Base Product Number AT28C256  
Access Time 200 ns  

Parts Introduction

Manufacturer Part Number

AT28C256-20LM/883

Manufacturer

Microchip Technology

Introduction

The AT28C256-20LM/883 is a high-performance, radiation-hardened 256Kbit EEPROM memory integrated circuit (IC) in a 32-LCC (11.43x13.97) package.

Product Features and Performance

256Kbit of non-volatile EEPROM memory

Parallel memory interface

200ns access time

10ms word/page write cycle time

Operating temperature range of -55°C to +125°C

Radiation-hardened for use in harsh environments

Product Advantages

Reliable non-volatile memory storage

Wide operating temperature range

Radiation-hardened for use in demanding applications

Industry-standard parallel interface

Key Technical Parameters

Memory Size: 256Kbit

Memory Organization: 32K x 8

Memory Type: EEPROM

Memory Interface: Parallel

Access Time: 200ns

Write Cycle Time: 10ms (word/page)

Operating Voltage: 4.5V to 5.5V

Operating Temperature: -55°C to +125°C

Quality and Safety Features

ROHS3 compliant

Microchip Technology's high-quality manufacturing and testing processes

Compatibility

Standard parallel EEPROM interface

Suitable for a wide range of industrial, aerospace, and military applications

Application Areas

Industrial equipment

Aerospace and defense systems

Harsh environment applications

Product Lifecycle

The AT28C256-20LM/883 is an active and readily available product from Microchip Technology.

Replacement or upgrade options may be available, depending on the specific application requirements.

Several Key Reasons to Choose This Product

Reliable and non-volatile EEPROM memory

Wide operating temperature range for use in harsh environments

Radiation-hardened design for demanding applications

Industry-standard parallel interface for easy integration

High-quality manufacturing and testing from a trusted supplier

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology AT28C256-20LM/883

Product Attribute AT28C256-20LM/883 AT28C256-20FM/883 AT28C256-20UM/883 AT28C256-20JC
Part Number AT28C256-20LM/883 AT28C256-20FM/883 AT28C256-20UM/883 AT28C256-20JC
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Memory Interface Parallel Parallel Parallel Parallel
Memory Size 256Kbit 256Kbit 256Kbit 256Kbit
Mounting Type Surface Mount Surface Mount Through Hole Surface Mount
Supplier Device Package 32-LCC (11.43x13.97) 28-FlatPack, Ceramic Bottom-Brazed 28-CPGA (13.97x16.51) 32-PLCC (13.97x11.43)
Memory Type Non-Volatile Non-Volatile Non-Volatile Non-Volatile
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V
Base Product Number AT28C256 AT28C256 AT28C256 AT28C256
Access Time 200 ns 200 ns 200 ns 200 ns
Package / Case 32-CLCC 28-CFlatPack 28-BCPGA 32-LCC (J-Lead)
Memory Organization 32K x 8 32K x 8 32K x 8 32K x 8
Operating Temperature -55°C ~ 125°C (TC) -55°C ~ 125°C (TC) -55°C ~ 125°C (TC) 0°C ~ 70°C (TC)
Technology EEPROM EEPROM EEPROM EEPROM
Memory Format EEPROM EEPROM EEPROM EEPROM
Series - - - -
Package Tube Tube Box Tube
Write Cycle Time - Word, Page 10ms 10ms 10ms 10ms

AT28C256-20LM/883 Datasheet PDF

Download AT28C256-20LM/883 pdf datasheets and Microchip Technology documentation for AT28C256-20LM/883 - Microchip Technology.

Datasheets
Cylindrical Battery Holders.pdf
PCN Packaging
Transfer to Microchip/Label/Pkg 5/Sep/2016.pdf
PCN Design/Specification
Marking Chgs 11/Jul/2017.pdf AT28C256 10/Jul/2020.pdf
HTML Datasheet
Cylindrical Battery Holders.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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AT28C256-20LM/883 Image

AT28C256-20LM/883

Microchip Technology
32D-AT28C256-20LM/883

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