SN74LS393

SN74LS393

Category: Elec-component Available (Qty:9999999)
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Description

BUY SN74LS393 https://www.utsource.net/itm/p/144393.html
Dual 4-Bit Binary Counters

Parameter Symbol Conditions Min Typ Max Unit
Supply Voltage VCC Operating 4.75 5.0 5.25 V
Input Voltage (High) VIH IIH = 20 μA 2.0 - - V
Input Voltage (Low) VIL IIL = -0.4 mA - - 0.8 V
Output Voltage (High) VOH IOH = -0.4 mA, VCC = 5V 2.4 - - V
Output Voltage (Low) VOL IOL = 16 mA, VCC = 5V - - 0.5 V
Propagation Delay Time tpd VCC = 5V, TA = 25°C 18 22 34 ns
Power Consumption PD VCC = 5V, TA = 25°C - 100 - mW

Instructions for Using SN74LS393:

  1. Power Supply:

    • Ensure the supply voltage (VCC) is within the range of 4.75V to 5.25V.
    • Connect VCC to the positive power supply and GND to the ground.
  2. Input Signals:

    • Apply logic high (VIH) signals greater than 2.0V.
    • Apply logic low (VIL) signals less than 0.8V.
    • Ensure input currents do not exceed the specified limits.
  3. Output Signals:

    • Logic high (VOH) output will be at least 2.4V when sourcing up to -0.4 mA.
    • Logic low (VOL) output will be no more than 0.5V when sinking up to 16 mA.
  4. Propagation Delay:

    • The propagation delay time (tpd) is typically 22 ns under standard conditions (VCC = 5V, TA = 25°C).
  5. Power Consumption:

    • The device typically consumes 100 mW under standard operating conditions.
  6. Handling:

    • Handle the IC with care to avoid static damage.
    • Ensure all connections are secure and free from short circuits.
  7. Storage:

    • Store the IC in a dry, cool place to prevent moisture damage.
  8. Application:

    • The SN74LS393 is a dual 4-bit binary counter, suitable for applications requiring counting or frequency division.
(For reference only)

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