Part Image

25LC640-I/SN - Microchip

Description: EEPROM 8kx8 - 2.5V

Download 25LC640-I/SN Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
25LC640-I/SN - Microchip PCB footprint - Small Outline Packages - Small Outline Packages - 8-Lead(SN) SOIC
click to zoom
3D Models
25LC640-I/SN - Microchip  - 3D model - Small Outline Packages - 8-Lead(SN) SOIC
click to zoom

25LC640-I/SN Details

  • Manufacturer Part Number:

    25LC640-I/SN

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Part Package Code:

    SOIC

  • Package Description:

    3.90 MM, PLASTIC, SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    SOIC-8

  • Country Of Origin:

    Taiwan, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.32.00.51

  • Factory Lead Time:

    6 Weeks

  • Date Of Intro:

    1997-09-01

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    3

  • Clock Frequency-Max (fCLK):

    2 MHz

  • Data Retention Time-Min:

    200

  • Endurance:

    1000000 Write/Erase Cycles

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Memory Density:

    65536 bit

  • Memory IC Type:

    EEPROM

  • Memory Width:

    8

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Ports:

    1

  • Number of Terminals:

    8

  • Number of Words:

    8192 words

  • Number of Words Code:

    8000

  • Operating Mode:

    SYNCHRONOUS

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Organization:

    8KX8

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.23

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Parallel/Serial:

    SERIAL

  • Peak Reflow Temperature (Cel):

    260

  • Programming Voltage:

    5 V

  • Qualification Status:

    Not Qualified

  • Screening Level:

    TS 16949

  • Seated Height-Max:

    1.75 mm

  • Serial Bus Type:

    SPI

  • Standby Current-Max:

    0.000005 A

  • Supply Current-Max:

    0.005 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    2.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Width:

    3.9 mm

  • Write Cycle Time-Max (tWC):

    5 ms

  • Write Protection:

    HARDWARE

25LC640-I/SN Frequently Asked Questions (FAQs)

  • The 25LC640-I/SN has a minimum of 1 million write cycles, but the actual number of write cycles may vary depending on the usage and operating conditions.
  • To ensure data integrity, it is recommended to use a voltage supervisor or a power-on reset circuit to ensure that the device is not accessed during power-down or power-up sequences.
  • The recommended clock frequency for the 25LC640-I/SN is up to 3.4 MHz, but it can operate at frequencies up to 5 MHz with some limitations.
  • Yes, the 25LC640-I/SN has built-in noise filtering and can operate in noisy environments, but it's still recommended to use proper noise reduction techniques and shielding to ensure reliable operation.
  • To handle bus contention, use a bus arbiter or a multiplexer to ensure that only one device is accessing the bus at a time, or use a separate bus for each device.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

25LC640-I/SN Overview

Use the download button to access the 25LC640-I/SN schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like 25LC6, or try a keyword search, such as EEPROMs

About Microchip

Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th

Parts related to 25LC640-I/SN

Showing 0 results

25LC640-I/SN Alternates

Showing results

Image Part Number Model
Part Image 25LC640/SNG Microchip Technology Inc

EEPROM, 8KX8, Serial, CMOS, PDSO8

Part Image 25LC640T-I/SNG Microchip Technology Inc

EEPROM, 8KX8, Serial, CMOS, PDSO8

Part Image 25LC640T/SNG Microchip Technology Inc

EEPROM, 8KX8, Serial, CMOS, PDSO8

Part Image 25LC640/SN Microchip Technology Inc

EEPROM, 8KX8, Serial, CMOS, PDSO8

Part Image 25LC640T/SN Microchip Technology Inc

EEPROM, 8KX8, Serial, CMOS, PDSO8

For a full list of alternate parts for 25LC640-I/SN, check out Findchips.com