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71256SA15TPGI - Renesas Electronics

Description: The 71256SA 5V CMOS SRAM is organized as 32K x 8. All bidirectional inputs and outputs of the 71256SA are TTL-compatible and operation is from a single 5V supply. Fully static asynchronous circuitry is used, requiring no clocks or refresh for operation.

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71256SA15TPGI - Renesas Electronics PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - PTG28
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71256SA15TPGI - Renesas Electronics  - 3D model - Dual-In-Line Packages - PTG28
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71256SA15TPGI Details

  • Manufacturer Part Number:

    71256SA15TPGI

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    PDIP

  • Package Description:

    DIP-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    PTG28

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.32.00.41

  • Factory Lead Time:

    4 Weeks

  • Date Of Intro:

    2020-06-29

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Access Time-Max:

    15 ns

  • I/O Type:

    COMMON

  • JESD-30 Code:

    R-PDIP-T28

  • JESD-609 Code:

    e3

  • Length:

    34.671 mm

  • Memory Density:

    262144 bit

  • Memory IC Type:

    STANDARD SRAM

  • Memory Width:

    8

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Ports:

    1

  • Number of Terminals:

    28

  • Number of Words:

    32768 words

  • Number of Words Code:

    32000

  • Operating Mode:

    ASYNCHRONOUS

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Organization:

    32KX8

  • Output Characteristics:

    3-STATE

  • Output Enable:

    YES

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP28,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Parallel/Serial:

    PARALLEL

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    4.572 mm

  • Standby Current-Max:

    0.015 A

  • Standby Voltage-Min:

    4.5 V

  • Supply Current-Max:

    0.15 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

71256SA15TPGI Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout guide in their application note (APN) documents, which can be found on their website. The guide includes thermal vias, heat sink recommendations, and PCB layer stack-up suggestions to ensure optimal thermal performance.
  • Renesas recommends following the power sequencing guidelines outlined in the datasheet, which involves powering up the VCC and VCCIO pins in a specific order. Additionally, Renesas provides power sequencing examples in their application notes and evaluation board user manuals.
  • Renesas recommends using high-quality, low-ESR decoupling capacitors with a value of 0.1uF to 1uF, placed as close as possible to the power pins. The exact capacitor value and type may vary depending on the specific application and operating frequency.
  • Renesas provides EMI and EMC guidelines in their application notes and datasheets, which include recommendations for PCB layout, shielding, and filtering. Additionally, Renesas offers EMI and EMC testing services to help customers ensure compliance with regulatory standards.
  • The recommended operating temperature range for the 71256SA15TPGI is -40°C to 125°C, as specified in the datasheet. However, it's essential to note that the device's performance and reliability may be affected at extreme temperatures, and additional thermal management may be required.

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