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25AA256-E/ST

Microchip Technology

25AA256-E/ST by Microchip Technology

25AA256-E/ST by Microchip Technology is a 32KX8 EEPROM with SPI serial bus, 262144 bit memory density, and 1000000 Write/Erase Cycles endurance. Operating in synchronous mode at 10 MHz clock frequency, it's ideal for automotive applications due to AEC-Q100 screening level and -40 to 125 °C temperature range. With small outline package style and 0.65 mm terminal pitch, this EEPROM offers reliable data storage solutions.

Median Price

$1.725

Lifecycle Status

Suppliers In-Stock

11

In-Stock Inventory

1k+

Distributors (Authorized)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Microchip Technology

USA . 600 parts In-Stock

1+ parts

$1.630

100+ parts

$1.510

1k+ parts

$1.420

10k+ parts

$1.350

600

$1.630

$1.510

$1.420

$1.350

Chip1Stop

Japan . 250 parts In-Stock

1+ parts

$1.720

100+ parts

$1.380

1k+ parts

-

10k+ parts

-

250

$1.720

$1.380

-

-

Mouser Electronics

USA . 5,471 parts In-Stock

1+ parts

$1.730

100+ parts

-

1k+ parts

-

10k+ parts

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5,471

$1.730

-

-

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DigiKey

USA . 41 parts In-Stock

1+ parts

$1.740

100+ parts

-

1k+ parts

-

10k+ parts

-

41

$1.740

-

-

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Master Electronics

USA . 1,400 parts In-Stock

1+ parts

-

100+ parts

$1.420

1k+ parts

$1.360

10k+ parts

$1.320

1,400

-

$1.420

$1.360

$1.320

Verical

USA . 1,300 parts In-Stock

1+ parts

-

100+ parts

$1.782

1k+ parts

$1.621

10k+ parts

-

1,300

-

$1.782

$1.621

-

Distributors (In-Stock)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Nova Conductors

Japan . 600 parts In-Stock

1+ parts

$1.824

100+ parts

-

1k+ parts

-

10k+ parts

-

600

$1.824

-

-

-

Vyrian

USA . 1,877 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

1,877

-

-

-

-

IBS Electronics

USA . 1,400 parts In-Stock

1+ parts

-

100+ parts

$1.992

1k+ parts

$1.907

10k+ parts

$1.865

1,400

-

$1.992

$1.907

$1.865

VNN

France . 1,017 parts In-Stock

1+ parts

-

100+ parts

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1k+ parts

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10k+ parts

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1,017

-

-

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NAC Semi

USA . 200 parts In-Stock

1+ parts

-

100+ parts

$2.940

1k+ parts

$2.670

10k+ parts

-

200

-

$2.940

$2.670

-

Distributors (Availability)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Semicontronic

India . 2,640 parts In-Stock

1+ parts

$1.130

100+ parts

$1.102

1k+ parts

$1.096

10k+ parts

-

2,640

$1.130

$1.102

$1.096

-

Continental Prestige Electronics

USA . 6,254 parts In-Stock

1+ parts

$1.824

100+ parts

-

1k+ parts

-

10k+ parts

$1.788

6,254

$1.824

-

-

$1.788

Argo Parts USA

USA . 4,798 parts In-Stock

1+ parts

$1.824

100+ parts

-

1k+ parts

-

10k+ parts

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4,798

$1.824

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-

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Ampacity Inc.

Singapore . 2,160 parts In-Stock

1+ parts

$2.440

100+ parts

-

1k+ parts

-

10k+ parts

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2,160

$2.440

-

-

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Corohmni

South Africa . 262 parts In-Stock

1+ parts

$3.329

100+ parts

-

1k+ parts

-

10k+ parts

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262

$3.329

-

-

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Aztec Data Supply Inc.

USA . 4,277 parts In-Stock

1+ parts

$3.480

100+ parts

-

1k+ parts

-

10k+ parts

-

4,277

$3.480

-

-

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Modulus Dynamics

Lithuania . 5,840 parts In-Stock

1+ parts

$4.625

100+ parts

$4.625

1k+ parts

$4.625

10k+ parts

-

5,840

$4.625

$4.625

$4.625

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RC Electronics

USA . 36,303 parts In-Stock

1+ parts

-

100+ parts

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36,303

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Lixinc

USA . 8,999 parts In-Stock

1+ parts

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100+ parts

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1k+ parts

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8,999

-

-

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West Coast Incorporated

USA . 6,146 parts In-Stock

1+ parts

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100+ parts

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1k+ parts

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10k+ parts

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6,146

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Authorized Procurement Solutions

USA . 2,500 parts In-Stock

1+ parts

-

100+ parts

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1k+ parts

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10k+ parts

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2,500

-

-

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Perfect Parts

USA . 672 parts In-Stock

1+ parts

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100+ parts

-

1k+ parts

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10k+ parts

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672

-

-

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Netroflash

USA . 50 parts In-Stock

1+ parts

-

100+ parts

$1.788

1k+ parts

$1.733

10k+ parts

$1.696

50

-

$1.788

$1.733

$1.696

Overview

Experience the ultimate in data storage with the 25AA256-E/ST by Microchip Technology. As a leader in electronic solutions, Microchip Technology delivers top-notch quality and reliability. This EEPROM device offers endless possibilities for applications in automotive and industrial settings, providing secure and efficient data storage with up to 1 million write/erase cycles. Say goodbye to worries about data loss or corruption, as this product ensures long-lasting performance and peace of mind. Upgrade your systems today with Microchip Technology's 25AA256-E/ST.

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

The use of plastic/epoxy material for the package body makes the EEPROM durable and resistant to external environmental factors, ensuring reliable performance over time.

Surface Mount: YES

Being surface mountable allows for easy integration onto PCBs, saving space and simplifying the assembly process.

Screening Level: AEC-Q100

AEC-Q100 screening level ensures that the EEPROM meets automotive-grade reliability and quality standards, making it suitable for automotive applications.

Operating Mode: SYNCHRONOUS

The synchronous operating mode ensures precise and coordinated data transfer, enhancing the overall efficiency and reliability of the EEPROM.

Nominal Supply Voltage / Vsup (V): 2.5

The nominal supply voltage of 2.5V is standard and compatible with many systems, making this EEPROM versatile and widely usable.

Power Supplies (V): 2/5

Support for power supplies at both 2V and 5V provides flexibility in different system configurations and voltage requirements.

No. of Terminals: 8

With 8 terminals, the EEPROM offers sufficient connectivity options while maintaining a compact form factor.

Package Style (Meter): SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

The small outline, thin profile, and shrink pitch package style further enhances space efficiency and allows for high-density PCB designs.

Maximum Operating Temperature: 125 °C

The high maximum operating temperature of 125°C ensures reliable performance even in harsh operating environments.

Organization: 32KX8

With an organization of 32KX8, this EEPROM offers a large memory capacity and efficient data organization for various applications.

Output Characteristics: 3-STATE

The 3-STATE output characteristics provide flexibility in controlling the output signal, allowing for efficient data transmission.

Minimum Operating Temperature: -40 °C

The low minimum operating temperature of -40°C ensures reliable performance even in extreme cold conditions.

Terminal Finish: MATTE TIN

The matte tin terminal finish offers good electrical conductivity and corrosion resistance, ensuring long-term reliability.

Terminal Position: DUAL

The dual terminal position provides better stability and connectivity, enhancing the overall performance of the EEPROM.

Write Protection: HARDWARE/SOFTWARE

The option for both hardware and software write protection adds an extra layer of security to prevent unauthorized data modification.

Maximum Seated Height: 1.2 mm

The maximum seated height of 1.2mm allows for easy integration in compact devices without compromising on performance.

Maximum Clock Frequency (fCLK): 10 MHz

With a maximum clock frequency of 10MHz, this EEPROM can efficiently handle high-speed data transfers in various applications.

Width: 3 mm

The compact width of 3mm makes this EEPROM suitable for space-constrained designs without sacrificing functionality.

Minimum Supply Voltage (Vsup): 1.8 V

The low minimum supply voltage of 1.8V allows for efficient power management and compatibility with a wide range of systems.

Maximum Time At Peak Reflow Temperature (s): 40

The maximum time at peak reflow temperature of 40 seconds ensures reliable soldering and assembly processes for the EEPROM.

Peak Reflow Temperature °C: 260

The peak reflow temperature of 260°C enables proper soldering and mounting of the EEPROM onto PCBs, ensuring secure connections.

Length: 4.4 mm

The length of 4.4mm offers a compact form factor, suitable for small devices and space-constrained applications.

Programming Voltage (V): 1.8

The low programming voltage of 1.8V ensures efficient and reliable programming of data into the EEPROM.

Temperature Grade: AUTOMOTIVE

The automotive temperature grade certification ensures that this EEPROM can withstand the temperature fluctuations and demands of automotive environments.

Technology: CMOS

CMOS technology offers low power consumption, high noise immunity, and reliable performance, making this EEPROM suitable for various applications.

Parallel or Serial: SERIAL

The serial interface allows for easy integration and communication with other devices, simplifying data transfer processes.

Terminal Form: GULL WING

The gull wing terminal form provides secure connections and durability for the EEPROM, ensuring long-term reliability.

Maximum Supply Current: 6 mA

The low maximum supply current of 6mA ensures efficient power usage and prevents unnecessary power wastage during operation.

No. of Words: 32768 words

With a large number of words available for storage, this EEPROM can accommodate a significant amount of data for various applications.

Memory Width: 8

The memory width of 8 bits allows for efficient data storage and retrieval, suitable for a wide range of applications.

Minimum Data Retention Time: 200

The minimum data retention time of 200 years ensures long-term storage and preservation of data without loss or corruption.

Terminal Pitch: 0.65 mm

The small terminal pitch of 0.65mm allows for high-density mounting and connectivity, suitable for compact PCB designs.

No. of Words Code: 32K

The code for 32K words indicates the memory capacity and organization of this EEPROM, providing clarity on its storage capabilities.

Maximum Supply Voltage (Vsup): 5.5 V

The maximum supply voltage of 5.5V ensures compatibility with higher voltage systems and provides flexibility in power supply options.

Endurance: 1000000 Write/Erase Cycles

With a high endurance of 1,000,000 write/erase cycles, this EEPROM is durable and reliable for frequent data read/write operations.

Serial Bus Type: SPI

The SPI serial bus type offers high-speed data transfer and efficient communication with other devices, enhancing overall system performance.

Maximum Write Cycle Time (tWC): 5 ms

The quick maximum write cycle time of 5ms allows for fast data writing and efficient operation of the EEPROM in real-time applications.

Memory Density: 262144 bit

The high memory density of 262,144 bits provides ample storage capacity for data-intensive applications, making this EEPROM a versatile choice.

Memory IC Type: EEPROM

Being an EEPROM memory IC, this product offers non-volatile data storage, allowing data to be retained even when power is removed.

Maximum Standby Current: 0.000001 Amp

The extremely low maximum standby current of 0.000001A ensures minimal power consumption when the EEPROM is in standby mode, contributing to energy efficiency.

Technical Specifications

EEPROM 25AA256-E/ST attributes and parameters. Explore more EEPROM devices from Microchip Technology

Specs

Maximum Clock Frequency (fCLK):

10 MHz

Minimum Data Retention Time:

200

Endurance:

1000000 Write/Erase Cycles

JESD-30 Code:

R-PDSO-G8

JESD-609 Code:

e3

Length:

4.4 mm

Memory Density:

262144 bit

Memory IC Type:

Memory Width:

8

Moisture Sensitivity Level (MSL):

1

No. of Functions:

1

No. of Ports:

1

No. of Terminals:

8

No. of Words:

32768 words

No. of Words Code:

32K

Operating Mode:

SYNCHRONOUS

Maximum Operating Temperature:

125 Cel

Minimum Operating Temperature:

-40 Cel

Organization:

32KX8

Output Characteristics:

3-STATE

Package Body Material:

PLASTIC/EPOXY

Package Code:

Package Equivalence Code:

TSSOP8,.25

Package Shape:

Package Style (Meter):

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

Parallel or Serial:

SERIAL

Peak Reflow Temperature (C):

260

Power Supplies (V):

2/5

Programming Voltage (V):

1.8

Qualification:

Not Qualified

Reverse Pinout:

NO

Screening Level:

AEC-Q100

Maximum Seated Height:

1.2 mm

Serial Bus Type:

SPI

Maximum Standby Current:

.000001 Amp

Sub-Category:

EEPROMs

Maximum Supply Current:

6 mA

Maximum Supply Voltage (Vsup):

5.5 V

Minimum Supply Voltage (Vsup):

1.8 V

Nominal Supply Voltage / Vsup (V):

2.5

Surface Mount:

YES

Technology:

CMOS

Temperature Grade:

Terminal Finish:

MATTE TIN

Terminal Form:

GULL WING

Terminal Pitch:

.65 mm

Terminal Position:

DUAL

Maximum Time At Peak Reflow Temperature (s):

40

Width:

3 mm

Maximum Write Cycle Time (tWC):

5 ms

Write Protection:

HARDWARE/SOFTWARE

Trade Compliance

25AA256-E/ST Memory ICs trade compliance attributes, and parameters.

ECCN

EAR99

ECCN Governance

EAR

HTS

8542.32.00.51

SB

8542.32.00.50

PCN

Manufacturer Highlights

Microchip Technology

Microchip Technology Incorporated is a leading provider of integrated circuit (IC) solutions for the global market. Founded in 1989, the company designs, manufactures, tests and markets state-of-the-art microcontrollers and analog devices for use in a wide array of electronics applications, such as the automotive industry, consumer electronics and industrial automation. Through its world-class production processes and technologies, Microchip Technology has become an innovator of semiconductor solutions that enable customers to maximize their performance while streamlining costs.

The material and information contained is this video is for educational and general information purposes. All rights remain with respective rightsholders. Fair Use Statement

Management team

President and CEO

Ganesh Moorthy

Executive Chair

Steve Sanghi

CFO, Senior VP

J. Eric Bjornholt

Manufacturer fab locations 9

Fab name Location Fab Initiation Wafer Capacity

Fab 5 - Colorado

Fabrication

Fab Initiation

1995

USA

Colorado Springs

Wafer Capacity

70,000

1995

70,000

Santa Clara

Fabrication

Fab Initiation

1990

USA

Santa Clara

Wafer Capacity

1,290

1990

1,290

Lawrence

Fabrication

Fab Initiation

1989

USA

Lawrence

Wafer Capacity

5,000

1989

5,000

Fab 4 - Gresham

Fabrication

Fab Initiation

1988

USA

Gresham

Wafer Capacity

50,000

1988

50,000

Fab 2 - Tempe

Fabrication

Fab Initiation

1994

USA

Tempe

Wafer Capacity

30,000

1994

30,000

Beverly

Fabrication

Fab Initiation

1985

USA

Beverly

Wafer Capacity

2,000

1985

2,000

Lowell

Fabrication

Fab Initiation

1986

USA

Lowell

Wafer Capacity

15,000

1986

15,000

Garden Grove

Fabrication

Fab Initiation

1985

USA

Garden Grove

Wafer Capacity

12,000

1985

12,000

New Fab - Gresham

Fabrication

Fab Initiation

2024

USA

Gresham

Wafer Capacity

2024

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