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74HC4051BQ

Specifications

SKU: 11250097

BUY 74HC4051BQ https://www.utsource.net/itm/p/11250097.html

Parameter Symbol Conditions Min Typ Max Unit
Supply Voltage VCC - 2.0 - 6.0 V
Input Voltage Range VI - -0.5 - VCC + 0.5 V
Output Voltage Range VO - -0.5 - VCC + 0.5 V
Channel-to-Channel Leakage ICL VCC = 5V, TA = 25°C - ±0.01 - μA
On-State Resistance RON VCC = 5V, IO = ±1mA, TA = 25°C 35 - 85 Ω
Off-State Leakage Current IOFF VCC = 5V, VI = 0V, TA = 25°C - ±1 - nA
Input Capacitance CIN f = 1 MHz, VCC = 5V - 10 - pF
Output Capacitance COUT f = 1 MHz, VCC = 5V - 10 - pF
Propagation Delay Time tpd VCC = 5V, TA = 25°C, VI = VOH or VOL 10 - 30 ns
Power Dissipation PD Continuous, TA = 25°C - - 100 mW

Instructions for Using the 74HC4051BQ:

  1. Power Supply:

    • Connect VCC to the positive supply voltage (2.0V to 6.0V).
    • Connect GND to the ground.
  2. Signal Inputs and Outputs:

    • Connect the signal inputs (Y0 to Y7) to the channels you want to multiplex.
    • Connect the common output (Z) to the point where you want to read the selected channel.
  3. Control Signals:

    • S0, S1, and S2 are the select lines that determine which channel is connected to the common output Z.
    • INH is the inhibit input. When high, all channels are disconnected from the common output.
  4. Channel Selection:

    • Use the binary values on S0, S1, and S2 to select one of the eight channels (0 to 7).
    • For example, to select channel 3, set S0 = 1, S1 = 1, and S2 = 0.
  5. Inhibit Function:

    • Set INH low to enable the multiplexer.
    • Set INH high to disable the multiplexer and disconnect all channels from the common output.
  6. Operating Temperature:

    • The device is designed to operate over a temperature range of -40°C to +85°C.
  7. Handling Precautions:

    • Ensure that the input voltages do not exceed the supply voltage plus 0.5V or go below -0.5V to avoid damaging the device.
    • Avoid exceeding the maximum power dissipation by ensuring proper heat sinking if necessary.
  8. Storage and Handling:

    • Store the device in a dry environment to prevent moisture damage.
    • Handle with care to avoid static discharge, which can damage the internal circuits.
(For reference only)

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