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TC74HC280AF - 9-Bit Parity Generator/Checker

Download the TC74HC280AF datasheet PDF. This datasheet also covers the TC74HC280AP variant, as both devices belong to the same 9-bit parity generator/checker family and are provided as variant models within a single manufacturer datasheet.

Features

  • High speed: tpd = 22 ns (typ. ) at VCC = 5 V.
  • Low power dissipation: ICC = 4 μA (max) at Ta = 25°C.
  • High noise immunity: VNIH = VNIL = 28% VCC (min).
  • Output drive capability: 10 LSTTL loads.
  • Symmetrical output impedance: |IOH| = IOL = 4 mA (min).
  • Balanced propagation delays: tpLH ∼.
  • tpHL.
  • Wide operating voltage range: VCC (opr) = 2 to 6 V.
  • Pin and function compatible with 74LS280 Pin Assignment TC74HC280AP TC74HC280.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (TC74HC280AP-Toshiba.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number TC74HC280AF
Manufacturer Toshiba
File Size 246.17 KB
Description 9-Bit Parity Generator/Checker
Datasheet download datasheet TC74HC280AF Datasheet

Full PDF Text Transcription

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TC74HC280AP/AF TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC74HC280AP, TC74HC280AF 9-Bit Parity Generator/Checker The TC74HC280A is a high speed CMOS 9-BIT PARITY GENERATOR fabricated with silicon gate C2MOS technology. It achieves the high speed operation similar to equivalent LSTTL while maintaining the CMOS low power dissipation. The TC74HC280A is composed of nine data inputs A thru I and odd/even parity outputs Σ ODD and Σ EVEN. The odd parity output is high when an odd number of data inputs are high. The even parity output is high when an even number of data inputs are high. The word-length capability is easily expanded by cascading. All inputs are equipped with protection circuits against static discharge or transient excess voltage.
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