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74FCT521ATQG8 - Renesas Electronics

Description: The IDT74FCT521T is an 8-bit identity comparator that compares two words of up to eight bits each and provides a low output when the two words match bit for bit. The expansion input IA = B also serves as an active low enable input. The 74FCT521T operates at -40C to +85C

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74FCT521ATQG8 - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - PCG 20_
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74FCT521ATQG8 - Renesas Electronics  - 3D model - Small Outline Packages - PCG 20_
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74FCT521ATQG8 Details

  • Manufacturer Part Number:

    74FCT521ATQG8

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QSOP

  • Pin Count:

    20

  • Manufacturer Package Code:

    PCG20

  • Country Of Origin:

    Taiwan

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    4

  • Additional Feature:

    CASCADABLE

  • Family:

    FCT

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    8.65 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    IDENTITY COMPARATOR

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Polarity:

    INVERTED

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Equivalence Code:

    SSOP20,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Propagation Delay (tpd):

    7.2 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    5.25 V

  • Supply Voltage-Min (Vsup):

    4.75 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.635 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9116 mm

74FCT521ATQG8 Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the 74FCT521ATQG8 is 4.5V to 5.5V, with a typical voltage of 5V.
  • The 74FCT521ATQG8 has a thermal pad on the bottom of the package, which should be connected to a thermal ground plane or a heat sink to dissipate heat. Additionally, ensure good airflow around the device and avoid blocking the thermal pad.
  • The maximum clock frequency supported by the 74FCT521ATQG8 is 100 MHz, but this can vary depending on the specific application and system design.
  • To ensure signal integrity, use controlled impedance traces, minimize trace lengths, and use termination resistors as needed. Additionally, follow good PCB design practices, such as using a solid ground plane and avoiding signal traces near the thermal pad.
  • The 74FCT521ATQG8 is a Fast CMOS (FCT) device, which is compatible with other FCT and TTL logic families. However, it may not be directly compatible with other logic families, such as LVCMOS or HSTL, without the use of level translators or buffers.

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74FCT521ATQG8 Overview

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