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AT28HC256-90SU The Microchip Technology AT28HC256-90SU is a 256Kbit parallel EEPROM memory integrated circuit. It operates with a voltage range of 4.5V to 5.5V and has an access time of 90ns.
Mfr Part #:

AT28HC256-90SU

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology AT28HC256-90SU is a 256Kbit parallel EEPROM memory integrated circuit. It operates with a voltage range of 4.5V to 5.5V and has an access time of 90ns.
✓ Total Stock: 9,040 pcs
$ Price Range: $1.28

AT28HC256-90SU Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
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9,040 pcs
On Request
9040 pcs On Request 1 On Request On Request On Request On Request On Request
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AT28HC256-90SU 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
SVHC Present
Supplier Device Package
Technology
Voltage
Write Cycle Time
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AT28HC256-90SU Description

Short technical summary and product information.

The Microchip Technology AT28HC256-90SU is a 256Kbit non-volatile EEPROM memory IC designed for parallel interface applications. It offers a memory organization of 32K x 8 bits, providing ample storage for various data logging and program storage needs.

 

This component operates within a voltage range of 4.5V to 5.5V, making it suitable for a wide array of electronic systems. With a fast access time of 90ns, it ensures efficient data retrieval. The write cycle time is specified at 10ms.

 

Packaged in a 28-SOIC (0.295", 7.50mm Width) surface mount configuration, the AT28HC256-90SU is designed for ease of integration onto printed circuit boards. Its operating temperature range is -40°C to 85°C (TC), allowing for reliable performance in diverse environmental conditions.

AT28HC256-90SU Quick Information

Product Type: EEPROM Memory IC
Canonical Name: Microchip Technology AT28HC256-90SU EEPROM Memory IC
Subcategory: Memory

AT28HC256-90SU Compliance

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

AT28HC256-90SU Estimated Pricing

Qty Low High
1+ $1.28 $1.28

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

AT28HC256-90SU Features

  • 256Kbit non-volatile EEPROM memory.
  • 90ns access time for fast data retrieval.
  • 4.5V to 5.5V operating voltage range.
  • 28-SOIC surface mount package.
  • Operates from -40°C to 85°C.

AT28HC256-90SU Applications

  • Ideal for data logging applications.
  • Suitable for program storage.
  • Used in embedded systems.
  • Reliable for industrial environments.

AT28HC256-90SU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the AT28HC256-90SU?

4.5V to 5.5V.

What package does the AT28HC256-90SU come in?

28-SOIC (0.295", 7.50mm Width) surface mount package.

What is the operating temperature range?

-40°C to 85°C.

What is the memory size of the AT28HC256-90SU?

256 Kbit.

What is the access time?

90 ns.

What is the write cycle time?

10 ms.

What is the memory organization?

32K x 8.

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