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HomeProductsIntegrated Circuits (ICs)MemoryM27C256B-12F6
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M27C256B-12F6 - STMicroelectronics

Manufacturer Part Number
M27C256B-12F6
Manufacturer
STMicroelectronics
Allelco Part Number
32D-M27C256B-12F6
ECAD Model
Parts Description
IC EPROM 256KBIT PARALLEL 28CDIP
Package
28-CDIP (0.600", 15.24mm) Window
Data sheet
M27C256B.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 15900

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Specifications

M27C256B-12F6 Tech Specifications
STMicroelectronics - M27C256B-12F6 technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - M27C256B-12F6

Product Attribute Attribute Value  
Manufacturer STMicroelectronics  
Write Cycle Time - Word, Page -  
Voltage - Supply 4.5V ~ 5.5V  
Technology EPROM - UV  
Supplier Device Package 28-CDIP Frit Seal with Window  
Series -  
Package / Case 28-CDIP (0.600", 15.24mm) Window  
Package Tube  
Operating Temperature -40°C ~ 85°C (TA)  
Product Attribute Attribute Value  
Mounting Type Through Hole  
Memory Type Non-Volatile  
Memory Size 256Kbit  
Memory Organization 32K x 8  
Memory Interface Parallel  
Memory Format EPROM  
Base Product Number M27C256  
Access Time 120 ns  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN OBSOLETE
HTSUS 8542.32.0061

Parts Introduction

Manufacturer Part Number

M27C256B-12F6

Manufacturer

STMicroelectronics

Introduction

M27C256B-12F6 is a 256 Kbit UV erasable and programmable read-only memory (EPROM) integrated circuit.

Product Features and Performance

Non-Volatile EPROM

UV Erasable

256Kbit memory size

32K x 8 memory organization

Parallel memory interface

120 ns access time

Through Hole mounting type

28-CDIP windowed package for UV erasing

Product Advantages

Reliable data retention

Can be erased and reprogrammed multiple times

Easy to integrate into various systems due to standard 28-CDIP package

Key Technical Parameters

Memory Type: EPROM - UV

Memory Size: 256Kbit

Memory Organization: 32K x 8

Access Time: 120 ns

Voltage - Supply: 4.5V to 5.5V

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Robust operating temperature range for reliability in various environments

Industry standard safety protocols for memory devices

Compatibility

Compatible with parallel memory interfaces

Can be used with systems requiring 256Kbit EPROMs

Application Areas

Used in legacy systems that require UV EPROM

Suitable for various industrial and commercial applications needing non-volatile memory

Product Lifecycle

Obsolete - No longer in production

Possible availability of replacements or upgrades for newer systems

Several Key Reasons to Choose This Product

High reliability for data storage applications

The erasable nature allows for reprogramming during development and prototyping

Part of a well-established family of EPROM products from STMicroelectronics

Support for legacy systems and applications that still rely on UV EPROM technology

Parts with Similar Specifications

The three parts on the right have similar specifications to STMicroelectronics M27C256B-12F6

Product Attribute M27C256B-12F6 M27C256B-15F1 M27C256B-12C1 M27C256B-15C1
Part Number M27C256B-12F6 M27C256B-15F1 M27C256B-12C1 M27C256B-15C1
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Base Product Number M27C256 M27C256 M27C256 M27C256
Memory Organization 32K x 8 32K x 8 32K x 8 32K x 8
Operating Temperature -40°C ~ 85°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Memory Type Non-Volatile Non-Volatile Non-Volatile Non-Volatile
Mounting Type Through Hole Through Hole Surface Mount Surface Mount
Package / Case 28-CDIP (0.600", 15.24mm) Window 28-CDIP (0.600", 15.24mm) Window 32-LCC (J-Lead) 32-LCC (J-Lead)
Package Tube Tube Tube Tube
Access Time 120 ns 150 ns 120 ns 150 ns
Write Cycle Time - Word, Page - - - -
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V
Memory Format EPROM EPROM EPROM EPROM
Supplier Device Package 28-CDIP Frit Seal with Window 28-CDIP Frit Seal with Window 32-PLCC (11.35x13.89) 32-PLCC (11.35x13.89)
Series - - - -
Memory Interface Parallel Parallel Parallel Parallel
Technology EPROM - UV EPROM - UV EPROM - OTP EPROM - OTP
Memory Size 256Kbit 256Kbit 256Kbit 256Kbit

M27C256B-12F6 Datasheet PDF

Download M27C256B-12F6 pdf datasheets and STMicroelectronics documentation for M27C256B-12F6 - STMicroelectronics.

Datasheets
M27C256B.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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M27C256B-12F6

STMicroelectronics
32D-M27C256B-12F6

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