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HomeProductsIntegrated Circuits (ICs)MemoryAT29C257-12JC
AT29C257-12JC Image
Image may be representation.
See specifications for product details.

AT29C257-12JC - Microchip Technology

Manufacturer Part Number
AT29C257-12JC
Manufacturer
Microchip Technology
Allelco Part Number
32D-AT29C257-12JC
ECAD Model
Parts Description
IC FLASH 256KBIT PARALLEL 32PLCC
Detailed Description
Package
32-LCC (J-Lead)
Data sheet
Cylindrical Battery Holders.pdf
In stock: 5610

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Quantity

Specifications

AT29C257-12JC Tech Specifications
Microchip Technology - AT29C257-12JC technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - AT29C257-12JC

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Write Cycle Time - Word, Page 10ms  
Voltage - Supply 4.5V ~ 5.5V  
Technology FLASH  
Supplier Device Package 32-PLCC (13.97x11.43)  
Series -  
Package / Case 32-LCC (J-Lead)  
Package Tube  
Operating Temperature 0°C ~ 70°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 FLASH  
Base Product Number AT29C257  
Access Time 120 ns  

Parts Introduction

Manufacturer Part Number

AT29C257-12JC

Manufacturer

Microchip Technology

Introduction

The AT29C257-12JC is a Non-Volatile FLASH memory device with a capacity of 256Kbit organized in a 32K x 8 configuration.

Product Features and Performance

Non-Volatile FLASH memory

256Kbit memory size

32K x 8 memory organization

Parallel memory interface

120 ns access time

Write cycle time of 10ms for word or page

Operates at a voltage supply range of 4.5V to 5.5V

Product Advantages

Stable storage solution due to non-volatile technology

Rapid access and write times enhance performance in processing environments

Suitable for a variety of standard operating conditions with a temperature range of 0°C to 70°C

Key Technical Parameters

Memory Type: FLASH

Memory Size: 256Kbit

Access Time: 120 ns

Write Cycle Time Word, Page: 10ms

Voltage Supply: 4.5V ~ 5.5V

Operating Temperature: 0°C ~ 70°C

Quality and Safety Features

Reliable performance within the standard industrial temperature range

Robust surface mount packaging (32-LCC, J-Lead)

Compatibility

Utilizes a standard parallel interface for connectivity and compatibility with a wide range of applications and devices

Application Areas

Embedded systems

Boot memory for computers and processors

Firmware storage and updates

Industrial control systems

Product Lifecycle

Status: Obsolete

Not recommended for new designs

Users should seek replacements or consider next-generation upgrades

Several Key Reasons to Choose This Product

High reliability and longevity in demanding applications due to non-volatile FLASH technology

Fast memory access and write times are beneficial for real-time processing needs

Broad compatibility with existing hardware through the parallel interface

Ideal for various industrial and computing applications where stable and durable memory is required

Suitable for systems operating within a standard temperature and voltage range

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology AT29C257-12JC

Product Attribute AT29C257-12JC AT29C256-70TI AT29C256-90PC AT29C257-12JI
Part Number AT29C257-12JC AT29C256-70TI AT29C256-90PC AT29C257-12JI
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Supplier Device Package 32-PLCC (13.97x11.43) 28-TSOP 28-PDIP 32-PLCC (13.97x11.43)
Write Cycle Time - Word, Page 10ms 10ms 10ms 10ms
Operating Temperature 0°C ~ 70°C (TC) -40°C ~ 85°C (TC) 0°C ~ 70°C (TC) -40°C ~ 85°C (TC)
Memory Interface Parallel Parallel Parallel Parallel
Technology FLASH FLASH FLASH FLASH
Series - - - -
Memory Organization 32K x 8 32K x 8 32K x 8 32K x 8
Mounting Type Surface Mount Surface Mount Through Hole Surface Mount
Memory Size 256Kbit 256Kbit 256Kbit 256Kbit
Memory Type Non-Volatile Non-Volatile Non-Volatile Non-Volatile
Memory Format FLASH FLASH FLASH FLASH
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V
Package / Case 32-LCC (J-Lead) 28-TSSOP (0.465", 11.80mm Width) 28-DIP (0.600', 15.24mm) 32-LCC (J-Lead)
Package Tube Tray Tube Tube
Base Product Number AT29C257 AT29C256 AT29C256 AT29C257
Access Time 120 ns 70 ns 90 ns 120 ns

AT29C257-12JC Datasheet PDF

Download AT29C257-12JC pdf datasheets and Microchip Technology documentation for AT29C257-12JC - Microchip Technology.

Datasheets
Cylindrical Battery Holders.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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AT29C257-12JC Image

AT29C257-12JC

Microchip Technology
32D-AT29C257-12JC

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