AT28BV256-20SU The Microchip Technology AT28BV256-20SU is a 256Kbit parallel EEPROM with a 200 ns access time. It operates from a 2.7V to 3.6V supply and is housed in a 28-SOIC package.
Mfr Part #:

AT28BV256-20SU

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology AT28BV256-20SU is a 256Kbit parallel EEPROM with a 200 ns access time. It operates from a 2.7V to 3.6V supply and is housed in a 28-SOIC package.
✓ Total Stock: 1,319 pcs
$ Price Range: $1.28

AT28BV256-20SU Available from 1 distributor

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AT28BV256-20SU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Access Time
Memory Format
Memory Interface
Memory Organization
Memory Size
Memory Type
Mounting Type
Operating Temperature
Operating Voltage
Supplier Device Package
Technology
Voltage
Write Cycle Time

AT28BV256-20SU Description

Short technical summary and product information.

The AT28BV256-20SU from Microchip Technology is a high-performance, 256Kbit electrically erasable and programmable read-only memory. Organized as 32,768 words by 8 bits, this EEPROM offers fast read access times of 200 ns and operates on a single 2.7V to 3.6V supply.

 

This device features automatic page write operations with internal address and data latches for up to 64 bytes, allowing for efficient data writing. It also supports hardware and software data protection mechanisms and end-of-write detection via data polling. The AT28BV256-20SU is manufactured using advanced nonvolatile CMOS technology, ensuring high reliability with an endurance of 10,000 cycles and data retention of 10 years.

 

Designed for industrial temperature ranges, the AT28BV256-20SU is available in a 28-SOIC package, suitable for surface mount applications. Its low power dissipation, with an active current of 15 mA and a CMOS standby current of less than 20 µA, makes it ideal for power-sensitive designs.

AT28BV256-20SU Quick Information

Product Type: EEPROM
Series: At28bv256
Canonical Name: Microchip Technology AT28BV256-20SU EEPROM
Subcategory: Memory

AT28BV256-20SU Compliance

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

AT28BV256-20SU Estimated Pricing

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1+ $1.28 $1.28

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

AT28BV256-20SU Features

  • 256Kbit parallel EEPROM memory.
  • Fast 200 ns read access time.
  • Single 2.7V to 3.6V supply voltage.
  • 64-byte page write operation.
  • Industrial temperature range: -40°C to 85°C.

AT28BV256-20SU Applications

  • Ideal for data storage applications.
  • Suitable for embedded systems.
  • Used in industrial control systems.
  • Power-sensitive electronic designs.

AT28BV256-20SU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the memory size of the AT28BV256-20SU?

The AT28BV256-20SU has a memory size of 256 Kbit.

What is the operating voltage range for the AT28BV256-20SU?

The AT28BV256-20SU operates within a voltage range of 2.7V to 3.6V.

What is the access time of the AT28BV256-20SU?

The access time for the AT28BV256-20SU is 200 ns.

What is the operating temperature range for this EEPROM?

The AT28BV256-20SU operates in an industrial temperature range from -40°C to 85°C.

What package type is the AT28BV256-20SU available in?

The AT28BV256-20SU is available in a 28-SOIC package.

Does the AT28BV256-20SU support page write operations?

Yes, the AT28BV256-20SU supports automatic page write operations for up to 64 bytes.

What is the data retention period for the AT28BV256-20SU?

The AT28BV256-20SU has a data retention period of 10 years.

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