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CAT25256VI-G - onsemi

Description: 256-Kb SPI Serial CMOS EEPROM

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CAT25256VI-G - onsemi - PCB symbol
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PCB Footprints
CAT25256VI-G - onsemi PCB footprint - Small Outline Packages - Small Outline Packages - SOIC 8, 150 mils
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3D Models
CAT25256VI-G - onsemi - 3D model - Small Outline Packages - SOIC 8, 150 mils
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CAT25256VI-G Details

  • Manufacturer Part Number:

    CAT25256VI-G

  • Brand Name:

    ON Semiconductor

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Manufacturer Package Code:

    751BD

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.32.00.51

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Additional Feature:

    100 YEAR DATA RETENTION

  • Clock Frequency-Max (fCLK):

    5 MHz

  • Data Retention Time-Min:

    100

  • Endurance:

    1000000 Write/Erase Cycles

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Memory Density:

    262144 bit

  • Memory IC Type:

    EEPROM

  • Memory Width:

    8

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Number of Words:

    32768 words

  • Number of Words Code:

    32000

  • Operating Mode:

    SYNCHRONOUS

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Organization:

    32KX8

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Parallel/Serial:

    SERIAL

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Serial Bus Type:

    SPI

  • Standby Current-Max:

    0.000001 A

  • Supply Current-Max:

    0.004 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    1.8 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    40

  • Width:

    3.9 mm

  • Write Cycle Time-Max (tWC):

    5 ms

  • Write Protection:

    HARDWARE/SOFTWARE

CAT25256VI-G Frequently Asked Questions (FAQs)

  • A good PCB layout for the CAT25256VI-G involves keeping the power and ground pins as close as possible to the device, using a solid ground plane, and minimizing the length of the traces connected to the clock and data pins. Additionally, it's recommended to use a 0.1uF decoupling capacitor between VCC and GND, and to keep the device away from high-frequency noise sources.
  • To ensure data integrity, it's essential to follow proper write and read protocols, use a valid clock signal, and ensure that the device is properly powered. Additionally, implementing error detection and correction mechanisms, such as checksums or CRCs, can help detect and correct data corruption.
  • The maximum operating frequency of the CAT25256VI-G is 1MHz. Operating the device at higher frequencies can increase power consumption, so it's essential to optimize the clock frequency based on the specific application requirements. Lowering the clock frequency can help reduce power consumption, but may also impact performance.
  • During power-up, the device should be held in reset until the power supply has stabilized. During power-down, the device should be placed in a low-power state, and all inputs should be held at a valid logic level to prevent data corruption. It's also recommended to use a power-on reset circuit to ensure a clean reset sequence.
  • The CAT25256VI-G has a maximum operating temperature of 85°C. To ensure reliable operation in high-temperature environments, it's essential to provide adequate heat sinking, use a thermally conductive PCB material, and avoid exposing the device to extreme temperatures or thermal shocks.

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