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M27C256B-70XF1 - STMicroelectronics

Description: 256 Kbit (32 Kbit x 8) ZEROPOWER® SRAM

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M27C256B-70XF1 - STMicroelectronics PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - FDIP28W
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M27C256B-70XF1 - STMicroelectronics  - 3D model - Dual-In-Line Packages - FDIP28W
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M27C256B-70XF1 Details

  • Manufacturer Part Number:

    M27C256B-70XF1

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    0.280 INCH, LEAD FREE, CERAMIC, WINDOWED, FRIT SEALED, DIP-28

  • Pin Count:

    28

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.32.00.61

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Access Time-Max:

    70 ns

  • I/O Type:

    COMMON

  • JESD-30 Code:

    R-CDIP-T28

  • JESD-609 Code:

    e3

  • Length:

    36.92 mm

  • Memory Density:

    262144 bit

  • Memory IC Type:

    UVPROM

  • Memory Width:

    8

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Number of Words:

    32768 words

  • Number of Words Code:

    32000

  • Operating Mode:

    ASYNCHRONOUS

  • Operating Temperature-Max:

    70 °C

  • Organization:

    32KX8

  • Output Characteristics:

    3-STATE

  • Package Body Material:

    CERAMIC, METAL-SEALED COFIRED

  • Package Code:

    WDIP

  • Package Equivalence Code:

    DIP28,.6

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE, WINDOW

  • Parallel/Serial:

    PARALLEL

  • Programming Voltage:

    12.75 V

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.72 mm

  • Standby Current-Max:

    0.0001 A

  • Supply Current-Max:

    0.03 mA

  • Supply Voltage-Max (Vsup):

    5.25 V

  • Supply Voltage-Min (Vsup):

    4.75 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    15.24 mm

M27C256B-70XF1 Frequently Asked Questions (FAQs)

  • The M27C256B-70XF1 has a minimum of 100 erase cycles, but the actual number of cycles may vary depending on the usage and operating conditions.
  • The M27C256B-70XF1 has an internal power-on reset circuit that ensures the device is in a known state after power-up. No external reset circuitry is required, but it's recommended to add a capacitor between VCC and VSS to filter out noise and ensure a clean power-up sequence.
  • The recommended programming voltage for the M27C256B-70XF1 is 12.75V ± 0.25V, with a programming current of 30mA maximum.
  • To ensure data retention, the M27C256B-70XF1 should be stored at a temperature range of -40°C to +85°C, with a relative humidity of 60% maximum. It's also recommended to use a UV-erasable window or a protective label to prevent accidental erasure.
  • The maximum operating frequency for the M27C256B-70XF1 is 5MHz, but it can be operated at frequencies up to 10MHz with a reduced voltage supply (VCC) of 4.5V to 5.5V.

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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