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24CW640T-I/Q4B - Microchip

Description: EEPROM 64 Kbit I2C Serial EEPROM with Software Write Protection, Industrial Temp

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24CW640T-I/Q4B - Microchip PCB footprint - Small Outline No-lead - Small Outline No-lead - 24CW640T-I/Q4B*
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24CW640T-I/Q4B - Microchip  - 3D model - Small Outline No-lead - 24CW640T-I/Q4B*
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24CW640T-I/Q4B Details

  • Manufacturer Part Number:

    24CW640T-I/Q4B

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    UDFN-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    UDFN-8

  • Country Of Origin:

    Philippines, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.32.00.51

  • Factory Lead Time:

    9 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    24

  • Access Time-Max:

    450 ns

  • Additional Feature:

    DATA RETENTION TIME @ 55 DEGREE CENTIGRADE

  • Clock Frequency-Max (fCLK):

    1 MHz

  • Data Retention Time-Min:

    200

  • Endurance:

    1000000 Write/Erase Cycles

  • I2C Control Byte:

    1010000R

  • JESD-30 Code:

    R-PDSO-N8

  • Length:

    3 mm

  • Memory Density:

    65536 bit

  • Memory IC Type:

    EEPROM

  • Memory Width:

    8

  • Number of Functions:

    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

  • Output Characteristics:

    OPEN-DRAIN

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC8,.11,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Parallel/Serial:

    SERIAL

  • Programming Voltage:

    1.8 V

  • Seated Height-Max:

    0.6 mm

  • Serial Bus Type:

    I2C

  • Standby Current-Max:

    0.000001 A

  • Supply Current-Max:

    0.001 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    1.6 V

  • Supply Voltage-Nom (Vsup):

    1.8 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

  • Width:

    2 mm

  • Write Cycle Time-Max (tWC):

    5 ms

  • Write Protection:

    SOFTWARE

24CW640T-I/Q4B Frequently Asked Questions (FAQs)

  • The maximum clock frequency for the 24CW640T-I/Q4B is 400 kHz.
  • The hold time for the 24CW640T-I/Q4B is typically 0-300 ns. To ensure proper operation, it's recommended to use a hold time of at least 100 ns.
  • The recommended pull-up resistor value for the 24CW640T-I/Q4B is between 1 kΩ and 10 kΩ, depending on the specific application and bus capacitance.
  • No, the 24CW640T-I/Q4B is a 2.5V device and is not compatible with 5V systems. Using it in a 5V system may damage the device or affect its performance.
  • A reliable reset mechanism for the 24CW640T-I/Q4B can be implemented using a power-on reset (POR) circuit or a dedicated reset pin. Ensure that the reset signal is active low and has a duration of at least 10 ms.

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24CW640T-I/Q4B Overview

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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

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