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7490 Decade Counter IC 4 Bit BCD Counter IC

SKU: IC0031
Texas Instruments

Product details

  • Product type: Binary Decade Counter IC
  • IC number: 7490
  • Technology: CMOS
  • Logic family: 74 series
  • Number of pins: 14
  • Pin type: through hole
  • Package: PDIP-14 tube type
  • Package contains: 1 x 7490 IC

**Product image is for reference purpose only. Actual product may differ from image shown.


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7490 is a Binary coded decimal counter and counts up to ten digits. Being binary counter it counts in binary digit like 0000, 0001 etc. The IC contains 4 master-slave flip-flop and some gating circuit to provide a divide-by-two counter and three stage binary counter for which counter is divided by 5. The counter circuit gets reset for every new clock


SKU: IC0031 Categories: , ,

Texas Instruments

  • Voltage supply: 4.5-5.5V
  • Typical voltage supply: 5V
  • Maximum clock frequency: 30MHz
  • High-level output current: -800µA
  • Low-level output current: 16mA
  • High-level input voltage: 2V
  • Low-level input voltage: 0.8V
  • Current rating: 5.2mA
  • Propagation delay: 18ns
  • High speed
  • Low power consumption
  • TTL compatible
  • High noise immunity

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