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7205L20TDB - Renesas Electronics

Description: The 7205 is a 8K x 9 dual-port FIFO memory that loads and empties data on a first-in/first-out basis. The device uses Full and Empty flags to prevent data overflow and underflow. It has a Retransmit (RT) capability that allows for reset of the read pointer to its initial position when RT is pulsed LOW. It is designed for those applications requiring asynchronous and simultaneous read/writes in multiprocessing and rate buffer applications.

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7205L20TDB - Renesas Electronics PCB footprint - Ceramic Dual-In-Line Packages - Ceramic Dual-In-Line Packages - SD28
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7205L20TDB Details

  • Manufacturer Part Number:

    7205L20TDB

  • Brand Name:

    Renesas

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    CDIP

  • Package Description:

    CERDIP-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    SD28

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.32.00.71

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Access Time-Max:

    20 ns

  • Additional Feature:

    RETRANSMIT

  • Clock Frequency-Max (fCLK):

    33.3 MHz

  • Cycle Time:

    30 ns

  • JESD-30 Code:

    R-GDIP-T28

  • JESD-609 Code:

    e0

  • Length:

    37.1475 mm

  • Memory Density:

    73728 bit

  • Memory IC Type:

    BI-DIRECTIONAL FIFO

  • Memory Width:

    9

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Number of Words:

    8192 words

  • Number of Words Code:

    8000

  • Operating Mode:

    ASYNCHRONOUS

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Organization:

    8KX9

  • Output Enable:

    NO

  • Package Body Material:

    CERAMIC, GLASS-SEALED

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP28,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Parallel/Serial:

    PARALLEL

  • Peak Reflow Temperature (Cel):

    240

  • Qualification Status:

    Not Qualified

  • Screening Level:

    MIL-STD-883 Class B

  • Seated Height-Max:

    5.08 mm

  • Standby Current-Max:

    0.012 A

  • 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

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

7205L20TDB Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout guide in their application note (APN) documents, which includes guidelines for thermal vias, copper pours, and component placement to ensure optimal thermal performance.
  • To ensure reliable operation in high-temperature environments, follow the recommended operating conditions, use a suitable thermal interface material, and consider using a heat sink or thermal management system. Additionally, consult Renesas' thermal design guidelines and application notes for specific recommendations.
  • The datasheet provides general guidelines for input and output capacitors, but Renesas recommends using capacitors with a voltage rating of at least 1.5 times the maximum input voltage, and a capacitance value that meets the specified ripple current and ESR requirements. Consult Renesas' application notes for more detailed guidance.
  • Renesas provides troubleshooting guides and application notes that cover common issues like overvoltage protection and undervoltage lockout. These resources provide step-by-step procedures for identifying and resolving these issues. Additionally, consult the datasheet and contact Renesas' technical support for further assistance.
  • Renesas provides soldering and assembly guidelines in their packaging and assembly documents, which include recommendations for soldering temperatures, times, and techniques, as well as handling and storage guidelines to prevent damage during assembly.

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7205L20TDB Overview

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