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M27C256B The STMicroelectronics M27C256B is a 256Kb EPROM memory IC with a 90 ns access time. It operates from a 4.5V to 5.5V supply and is available in a 28-PDIP package.
Mfr Part #:

M27C256B

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics M27C256B is a 256Kb EPROM memory IC with a 90 ns access time. It operates from a 4.5V to 5.5V supply and is available in a 28-PDIP package.
✓ Total Stock: 9 pcs
$ Price Range: $1.28

M27C256B Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Braun Electronic Components ✓
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9 pcs
On Request
9 pcs On Request 1 On Request On Request On Request On Request On Request
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M27C256B Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Access Time
Lead Style
Memory Format
Memory Interface
Memory Size
Memory Type
Mounting Type
Operating Temperature
SVHC Present
Supplier Device Package
Technology
Voltage Supply
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M27C256B Description

Short technical summary and product information.

The STMicroelectronics M27C256B is a 256Kb EPROM (Erasable Programmable Read-Only Memory) integrated circuit designed for non-volatile data storage. This OTP (One-Time Programmable) EPROM features a memory organization of 32K x 8 bits and offers a fast access time of 90 nanoseconds.

 

Designed for a wide operating voltage range of 4.5V to 5.5V, the M27C256B is suitable for various applications. It operates within a temperature range of 0°C to 70°C. The component is housed in a standard 28-PDIP through-hole package, facilitating easy integration into circuit boards.

 

This memory IC is classified under Integrated Circuits (ICs) and specifically within the Memory category. Its RoHS status is reported as RoHS3 Compliant, with REACH status as REACH Unaffected. The Moisture Sensitivity Level (MSL) is rated as 1 (Unlimited).

M27C256B Quick Information

Product Type: EPROM
Series: M27C
Canonical Name: STMicroelectronics M27C256B EPROM
Subcategory: Memory

M27C256B Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

M27C256B Estimated Pricing

Qty Low High
1+ $1.28 $1.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

M27C256B Features

  • 256Kb (32K x 8) EPROM memory.
  • 90 ns access time for fast data retrieval.
  • Operates from 4.5V to 5.5V supply.
  • 0°C to 70°C operating temperature range.
  • Through-hole 28-PDIP package.

M27C256B Applications

  • Ideal for non-volatile data storage.
  • Suitable for embedded systems.
  • Used in legacy electronic designs.
  • Applications requiring OTP memory.

M27C256B FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the M27C256B?

The operating voltage range is 4.5V to 5.5V.

What is the package type of the M27C256B?

The M27C256B is available in a 28-PDIP package (28-DIP, 0.600 inch width).

What is the operating temperature range of this device?

The operating temperature range is 0°C to 70°C.

What is the memory size of the M27C256B?

The memory size is 256Kb (32K x 8).

What is the access time of the M27C256B?

The access time is 90 ns.

What memory interface does the M27C256B use?

The device uses a parallel interface.

What type of memory is the M27C256B?

The M27C256B is an EPROM OTP (one-time programmable) non-volatile memory.

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