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74F521DC

74F521DC

Manufacturer No:

74F521DC

Manufacturer:

National Semiconductor

Description:

IDENTITY COMPARATOR

Datasheet:

Datasheet

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74F521DC Specifications

  • Type
    Parameter
  • Mounting Type
    Surface Mount
  • Supplier Device Package
    -
  • Package / Case
    -
  • Operating Temperature
    0°C ~ 70°C
  • Max Propagation Delay @ V, Max CL
    10ns @ 5V, 50pF
  • Current - Output High, Low
    1mA, 20mA
  • Voltage - Supply
    -
  • Output Function
    A=B
  • Output
    Active Low
  • Number of Bits
    8
  • Type
    -
  • Packaging
    Bulk
  • Product Status
    Active
  • Series
    74F
The 74F521DC is a 8-bit identity comparator integrated circuit chip. Some of the advantages and application scenarios of this chip are as follows:Advantages: 1. Fast operation: The 74F521DC is designed to operate at high speeds, typically reaching propagation delays as low as 3.5 nanoseconds. This makes it suitable for applications that require quick comparison operations.2. Wide operating voltage range: This chip can operate within a wide voltage range, typically from 4.5V to 5.5V. It can be used in various systems with different power supply voltages.3. Low power consumption: The 74F521DC is designed to consume low power, making it suitable for applications where power efficiency is important.4. High noise immunity: It has good noise immunity, allowing it to operate reliably even in environments with electromagnetic interference.Application scenarios: 1. Data comparison: The 74F521DC is commonly used in systems where two 8-bit data streams need to be compared. It can quickly determine if the two sets of data are equal or not.2. Address decoding: In address decoding circuits, the 74F521DC can be used to compare a specific address with the address lines of the system, triggering specific actions if they match. This is useful in applications like memory interfacing, I/O port selection, etc.3. Error detection: Integrated in error detection circuits, the chip can compare received data against expected data, helping to identify errors in transmission or data storage systems.4. Priority encoding: It can also be employed in priority encoding circuits, where it compares multiple input lines and outputs the highest priority active input. This is useful in systems with multiple interrupt sources or in prioritizing different tasks.5. Control logic: The 74F521DC can be used as a part of control logic circuits, helping to compare control signals and generate appropriate outputs based on their states.Overall, the 74F521DC chip is valuable in applications that require high-speed data comparison, address decoding, error detection, priority encoding, and control logic.
74F521DC Relevant information