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Integrated Circuits

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DM7490AN National Semiconductor Decade and Binary Counter (NOS)
DM7490AN National Semiconductor Decade and Binary Counter (NOS)

In Stock

$2.91

A monolithic counter containing four master-slave flip-flops and additional gating to provide a divide-by-two counter and a three-stage binary counter for which the count cycle length is divide-by-five.



  • Logic Type: Binary Counter, Decade

  • Count Rate: 32 MHz

  • Trigger Type: Negative Edge

  • Voltage - Supply: 4.75 V ~ 5.25 V


New Old Stock * No longer available for export
MFR: National Semiconductor
SKU: DM7490AN

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DM7404N National Semiconductor Hex Inverting Gates (NOS)
DM7404N National Semiconductor Hex Inverting Gates (NOS)

In Stock

$1.91

Contains six independant gates each of which performs the logic INVERT function.



  • Logic Type: Inverter

  • Number of Inputs: 1

  • Voltage - Supply: 4.75V ~ 5.25V

  • Current - Output High, Low: 400µA, 16mA


New Old Stock * No longer available for export
MFR: DM7404N

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DM74S04N National Semiconductor Hex Inverting Gates (NOS)
DM74S04N National Semiconductor Hex Inverting Gates (NOS)

In Stock

$1.91

Contains six independant gates each of which performs the logic INVERT function.



  • Series: 74S

  • Logic Type: Inverter

  • Voltage - Supply: 4.75V ~ 5.25V

  • Current - Output High, Low: 1mA, 20mA


New Old Stock * No longer available for export
MFR: DM74S04N

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3 Item(s)