AT28HC64B-90TU-T The AT28HC64B-90TU-T is a 64Kbit parallel EEPROM from Microchip Technology. It features a 90 ns access time and operates from a 4.5V to 5.5V supply.
Mfr Part #:

AT28HC64B-90TU-T

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The AT28HC64B-90TU-T is a 64Kbit parallel EEPROM from Microchip Technology. It features a 90 ns access time and operates from a 4.5V to 5.5V supply.
✓ Total Stock: 1,100 pcs
$ Price Range: $1.28

AT28HC64B-90TU-T Available from 1 distributor

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✓ Non-Authorised
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1,100 pcs
1100 pcs On Request 1 On Request On Request On Request On Request On Request

AT28HC64B-90TU-T Specifications Quick View

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

AT28HC64B-90TU-T Description

Short technical summary and product information.

The AT28HC64B-90TU-T is a high-performance, 64Kbit electrically-erasable and programmable read-only memory (EEPROM) manufactured by Microchip Technology. Organized as 8K words by 8 bits, this device offers a fast read access time of 90 ns and operates from a single 5V (±10%) supply.

 

Key electrical characteristics include a fast page write cycle time of 10ms, low power dissipation with 40mA active current and 100µA CMOS standby current. The device supports hardware and software data protection, and utilizes DATA Polling for end-of-write detection. It is built with high reliability CMOS technology, offering an endurance of 100,000 cycles and data retention for 10 years.

 

Designed for industrial temperature ranges, the AT28HC64B-90TU-T is available in a 28-TSOP surface mount package. Its JEDEC approved byte-wide pinout and compatibility with CMOS and TTL inputs/outputs make it suitable for various embedded applications requiring non-volatile data storage.

AT28HC64B-90TU-T Quick Information

Product Type: EEPROM
Series: AT28HC64B
Canonical Name: AT28HC64B-90TU-T 64Kbit Parallel EEPROM
Subcategory: Memory IC

AT28HC64B-90TU-T Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Pb/Halide-free

AT28HC64B-90TU-T Estimated Pricing

Qty Low High
1+ $1.28 $1.28

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

AT28HC64B-90TU-T Features

  • 64Kbit parallel EEPROM memory.
  • Fast 90 ns read access time.
  • Single 5V supply voltage.
  • Supports 64-byte page write operation.
  • Industrial temperature range operation.

AT28HC64B-90TU-T Applications

  • Embedded system data storage.
  • Configuration data retention.
  • Firmware storage applications.
  • Industrial control systems.

AT28HC64B-90TU-T FAQs

7 frequently asked questions generated from this part’s specifications.
What is the memory size of the AT28HC64B-90TU-T?

The AT28HC64B-90TU-T has a memory size of 64Kbit.

What is the access time of the AT28HC64B-90TU-T?

The maximum access time is 90 ns.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C (case temperature).

What is the supply voltage requirement?

The device operates from a single 5V ±10% supply.

What is the package type?

The package type is 28-TSOP.

What is the endurance of this EEPROM?

The endurance is 100,000 write cycles.

What is the data retention period?

The data retention period is 10 years.

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