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HomeProductsIntegrated Circuits (ICs)MemoryAT28HC256E-12SI
AT28HC256E-12SI Image
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See specifications for product details.

AT28HC256E-12SI - Microchip Technology

Manufacturer Part Number
AT28HC256E-12SI
Manufacturer
Microchip Technology
Allelco Part Number
32D-AT28HC256E-12SI
ECAD Model
Parts Description
IC EEPROM 256KBIT PAR 28SOIC
Detailed Description
Package
28-SOIC (0.295", 7.50mm Width)
Data sheet
AT28HC256.pdf
In stock: 14750

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Quantity

Specifications

AT28HC256E-12SI Tech Specifications
Microchip Technology - AT28HC256E-12SI technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - AT28HC256E-12SI

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Write Cycle Time - Word, Page 10ms  
Voltage - Supply 4.5V ~ 5.5V  
Technology EEPROM  
Supplier Device Package 28-SOIC  
Series -  
Package / Case 28-SOIC (0.295", 7.50mm Width)  
Package Tube  
Operating Temperature -40°C ~ 85°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 AT28HC256  
Access Time 120 ns  

Parts Introduction

Manufacturer Part Number

AT28HC256E-12SI

Manufacturer

Microchip Technology

Introduction

EEPROM memory component for data storage applications

Product Features and Performance

256Kbit memory size

32K x 8 memory organization

Parallel memory interface

EEPROM technology

120 ns access time

10 ms write cycle time for word or page

Product Advantages

Non-volatile storage retains data without power

Supports wide operating temperature range

Key Technical Parameters

Memory Type: EEPROM

Memory Format: EEPROM

Voltage - Supply: 4.5V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Reliable data retention

Robust against environmental conditions

Compatibility

Compatible with systems requiring 28-SOIC package EEPROMs

Can interface with microcontrollers or processors with a parallel interface

Application Areas

Industrial control systems

Telecommunication infrastructure

Automotive electronics

Consumer electronics

Product Lifecycle

Obsolete

Consider alternatives or possible need for last-time buy

Several Key Reasons to Choose This Product

Robust storage solution for harsh environments

Ease of integration with existing parallel interfaces

Long-term data retention without power

Broad compatibility with many systems due to standard SOIC package

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology AT28HC256E-12SI

Product Attribute AT28HC256E-12SI AT28HC256E-90TU AT28HC256-90PC AT28HC256F-12TI
Part Number AT28HC256E-12SI AT28HC256E-90TU AT28HC256-90PC AT28HC256F-12TI
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Memory Organization 32K x 8 32K x 8 32K x 8 32K x 8
Write Cycle Time - Word, Page 10ms 10ms 10ms 3ms
Series - - - -
Package / Case 28-SOIC (0.295", 7.50mm Width) 28-TSSOP (0.465', 11.80mm Width) 28-DIP (0.600", 15.24mm) 28-TSSOP (0.465', 11.80mm Width)
Base Product Number AT28HC256 AT28HC256 AT28HC256 AT28HC256
Operating Temperature -40°C ~ 85°C (TC) -40°C ~ 85°C (TC) 0°C ~ 70°C (TC) -40°C ~ 85°C (TC)
Technology EEPROM EEPROM EEPROM EEPROM
Memory Format EEPROM EEPROM EEPROM EEPROM
Memory Type Non-Volatile Non-Volatile Non-Volatile Non-Volatile
Access Time 120 ns 90 ns 90 ns 120 ns
Supplier Device Package 28-SOIC 28-TSOP 28-PDIP 28-TSOP
Mounting Type Surface Mount Surface Mount Through Hole Surface Mount
Package Tube Tray Tube Tray
Memory Interface Parallel Parallel Parallel Parallel
Memory Size 256Kbit 256Kbit 256Kbit 256Kbit
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V

AT28HC256E-12SI Datasheet PDF

Download AT28HC256E-12SI pdf datasheets and Microchip Technology documentation for AT28HC256E-12SI - Microchip Technology.

Datasheets
AT28HC256.pdf
PCN Packaging
MBB/Label Chgs 16/Nov/2018.pdf Transfer to Microchip/Label/Pkg 5/Sep/2016.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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AT28HC256E-12SI Image

AT28HC256E-12SI

Microchip Technology
32D-AT28HC256E-12SI

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