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HomeProductsIntegrated Circuits (ICs)MemoryM27C256B-12C6
STMicroelectronics
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See specifications for product details.

M27C256B-12C6 - STMicroelectronics

Manufacturer Part Number
M27C256B-12C6
Manufacturer
STMicroelectronics
Allelco Part Number
32D-M27C256B-12C6
ECAD Model
Parts Description
IC EPROM 256KBIT PARALLEL 32PLCC
Detailed Description
Package
32-LCC (J-Lead)
Data sheet
M27C256B.pdf
RoHs Status
ROHS3 Compliant
In stock: 10720

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Quantity

Specifications

M27C256B-12C6 Tech Specifications
STMicroelectronics - M27C256B-12C6 technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - M27C256B-12C6

Product Attribute Attribute Value  
Manufacturer STMicroelectronics  
Write Cycle Time - Word, Page -  
Voltage - Supply 4.5V ~ 5.5V  
Technology EPROM - OTP  
Supplier Device Package 32-PLCC (11.35x13.89)  
Series -  
Package / Case 32-LCC (J-Lead)  
Package Tube  
Operating Temperature -40°C ~ 85°C (TA)  
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 EPROM  
Base Product Number M27C256  
Access Time 120 ns  

Parts Introduction

Manufacturer Part Number

M27C256B-12C6

Manufacturer

STMicroelectronics

Introduction

The M27C256B-12C6 is an Obsolete 256Kbit EPROM designed for storing code and data persistently.

Product Features and Performance

Non-Volatile EPROM Memory

OTP (One-Time Programmable) Technology

Memory Size of 256Kbit

Memory Organization of 32K x 8 bits

Parallel Memory Interface for easy integration

Product Advantages

Robust memory storage solution with long data retention

Fast Access Time of 120 ns enabling quick data retrieval

Operates across a wide voltage range from 4.5V to 5.5V

Suitable for harsh operating temperature range -40°C to 85°C

Key Technical Parameters

Memory Size: 256Kbit

Organization: 32K x 8

Access Time: 120 ns

Voltage - Supply: 4.5V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Designed for a wide operating temperature range ensuring stability in varying conditions

High reliability in data retention and endurance

Compatibility

Surface Mount compatible

32-LCC (J-Lead) Package compatible with 32-PLCC socket

Application Areas

Ideally used in legacy systems, which require a programmed memory

Appropriate for embedded systems, industrial controllers, and automotive applications where EPROM is still in use

Product Lifecycle

Obsolete status indicating a discontinued product

Check for replacements or upgrades from the same manufacturer as technology evolves

Several Key Reasons to Choose This Product

Durable and reliable for demanding applications

Manufactured by STMicroelectronics, a trusted name in memory components

Wide operating temperature range suitable for industrial applications

OTP feature providing strong security for code and data storage

Availability in surface mount form factor for modern PCB design compatibility

Parts with Similar Specifications

The three parts on the right have similar specifications to STMicroelectronics M27C256B-12C6

Product Attribute M27C256B-12C6 M27C256B-10F1 M27C256B-12B1 M27C256B-12C1
Part Number M27C256B-12C6 M27C256B-10F1 M27C256B-12B1 M27C256B-12C1
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Technology EPROM - OTP EPROM - UV EPROM - OTP EPROM - OTP
Memory Organization 32K x 8 32K x 8 32K x 8 32K x 8
Access Time 120 ns 100 ns 120 ns 120 ns
Package Tube Tube Tube Tube
Series - - - -
Supplier Device Package 32-PLCC (11.35x13.89) 28-CDIP Frit Seal with Window 28-PDIP 32-PLCC (11.35x13.89)
Memory Type Non-Volatile Non-Volatile Non-Volatile Non-Volatile
Package / Case 32-LCC (J-Lead) 28-CDIP (0.600", 15.24mm) Window 28-DIP (0.600', 15.24mm) 32-LCC (J-Lead)
Base Product Number M27C256 M27C256 M27C256 M27C256
Operating Temperature -40°C ~ 85°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Memory Size 256Kbit 256Kbit 256Kbit 256Kbit
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V
Memory Format EPROM EPROM EPROM EPROM
Write Cycle Time - Word, Page - - - -
Mounting Type Surface Mount Through Hole Through Hole Surface Mount
Memory Interface Parallel Parallel Parallel Parallel

M27C256B-12C6 Datasheet PDF

Download M27C256B-12C6 pdf datasheets and STMicroelectronics documentation for M27C256B-12C6 - 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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STMicroelectronics

M27C256B-12C6

STMicroelectronics
32D-M27C256B-12C6

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