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SN74S289AN

Specifications

SKU: 1728234

BUY SN74S289AN https://www.utsource.net/itm/p/1728234.html
OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTPUTS
Parameter Symbol Conditions Min Typ Max Unit
Supply Voltage VCC Operating 4.75 5.0 5.25 V
Output High Voltage VOH IO = -0.4 mA 2.7 5.0 V
Output Low Voltage VOL IO = 16 mA 0.4 0.5 V
Input Low Voltage VIL II = 0.4 mA 0.8 V
Input High Voltage VIH II = -0.4 mA 2.0 V
Propagation Delay Time tpd VCC = 5V, TA = 25°C 15 ns
Power Dissipation PD Maximum 500 mW
Operating Temperature Range TA Commercial 0 70 °C
Storage Temperature Range TSTG -65 150 °C

Instructions for Use:

  1. Power Supply:

    • Ensure the supply voltage (VCC) is within the specified range of 4.75V to 5.25V.
    • Use appropriate decoupling capacitors (typically 0.1μF) close to the power pins to reduce noise and stabilize the power supply.
  2. Input Signals:

    • Input signals should be within the valid logic levels: VIL ≤ 0.8V for a low input and VIH ≥ 2.0V for a high input.
    • Avoid driving inputs with voltages outside the supply range to prevent damage.
  3. Output Signals:

    • The output high voltage (VOH) should be at least 2.7V when sinking 0.4mA.
    • The output low voltage (VOL) should be no more than 0.5V when sourcing 16mA.
    • Ensure that the load connected to the outputs does not exceed the maximum current ratings.
  4. Propagation Delay:

    • The propagation delay time (tpd) is typically 15ns under standard conditions (VCC = 5V, TA = 25°C). This value can vary with temperature and supply voltage.
  5. Temperature Considerations:

    • Operate the device within the commercial temperature range of 0°C to 70°C.
    • Store the device within the storage temperature range of -65°C to 150°C to avoid damage.
  6. Power Dissipation:

    • The maximum power dissipation (PD) is 500mW. Ensure adequate heat dissipation if operating near this limit to prevent overheating.
  7. Handling:

    • Handle the device with care to avoid static discharge, which can damage the internal circuits.
    • Follow proper ESD (Electrostatic Discharge) precautions during handling and installation.
  8. Mounting:

    • Mount the device on a PCB with proper soldering techniques to ensure reliable connections.
    • Avoid excessive mechanical stress on the leads during assembly.

By following these guidelines, you can ensure optimal performance and reliability of the SN74S289AN device.

(For reference only)

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