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SN74ALS843DW

SN74ALS843DW

Manufacturer No:

SN74ALS843DW

Manufacturer:

Texas Instruments

Description:

IC LATCH 9BIT D 3STATE 24-SOIC

Datasheet:

Datasheet

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SN74ALS843DW Specifications

  • Type
    Parameter
  • Supplier Device Package
    24-SOIC
  • Package / Case
    24-SOIC (0.295", 7.50mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    0°C ~ 70°C
  • Current - Output High, Low
    2.6mA, 24mA
  • Delay Time - Propagation
    5ns
  • Independent Circuits
    1
  • Voltage - Supply
    4.5V ~ 5.5V
  • Output Type
    Tri-State
  • Circuit
    9:9
  • Logic Type
    D-Type Transparent Latch
  • Packaging
    Tube
  • Packaging
    Bulk
  • Product Status
    Last Time Buy
  • Series
    74ALS
The SN74ALS843DW is a specific integrated circuit (IC) chip from the 74ALS logic family. It is a dual 4-Bit address latch with three-state outputs. Here are the advantages and typical application scenarios for this chip:Advantages: 1. Dual 4-Bit Address Latch: The SN74ALS843DW has two independent latch units, each capable of holding a 4-bit address. This allows for flexibility in address decoding and multiplexing applications. 2. Three-State Outputs: The IC chip features three-state outputs, which means it can drive the outputs low, high, or disconnect them from the rest of the circuit using a separate control signal. This feature is useful for bus-based systems where multiple devices share the same data lines. 3. High-Speed Operation: The ALS series IC chips are designed for high-speed operation, making them suitable for applications requiring fast latch and address decoding operations. 4. Wide Operating Voltage Range: The SN74ALS843DW operates within a wide voltage range, typically between 4.75V and 5.25V, making it compatible with various common supply voltages.Application Scenarios: 1. Address Decoding: The chip can be used in memory or peripheral address decoding circuits to select specific devices based on a 4-bit address input. The latch feature allows holding the address until the decoding operation is complete. 2. Multiplexing: In multiplexing applications, the dual 4-bit address latch can be used to select one of multiple input devices or channels and route the desired data signals to the output. This is commonly seen in data communication systems or audio/video routing systems. 3. Bus-Based Systems: The three-state outputs make the SN74ALS843DW suitable for bus-based systems where multiple devices share the same data lines. When not actively transmitting data, the outputs can be put into the high-impedance state, allowing other devices to drive the bus. 4. Digital Circuit Design: The chip can be used as a building block in digital circuit design, including control logic, sequencing logic, signal routing, etc., where latch and address decoding operations are required.It's worth noting that the specific applications can vary depending on the overall system design and requirements. The SN74ALS843DW can be utilized in a wide range of scenarios requiring address decoding, multiplexing, or latch functionality in digital circuits.
SN74ALS843DW Relevant information