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Logic Gate 74HC283E 4-bit Binary Full Adder With Fast Carry

Logic Gate 74HC283E 4-bit Binary Full Adder With Fast Carry

The CD74HC283 is a high-speed CMOS logic 4-bit binary full adder with fast carry. It adds two 4-bit binary numbers and generates a carry-out bit if the sum exceeds 31. The CD74HC283 is a popular choice for a variety of applications, including arithmetic logic units (ALUs), digital signal processors (DSPs), and microcontrollers.

Package Includes:

  • 1 x CD74HC283 4-Bit Binary Full Adder IC

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8.00 AED 8.00 AED (Tax included)

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Features:

  • Adds two 4-bit binary numbers
  • Full internal lookahead
  • Fast ripple carry for economical expansion
  • Operates with both positive and negative logic
  • Wide operating temperature range: -55°C to 125°C
  • Balanced propagation delay and transition times
  • Significant power reduction compared to LSTTL logic ICs

Specifications:

  • Supply Voltage Range: 2 V to 6 V
  • Input Voltage Range: 0 V to VCC
  • Output Voltage Range: 0 V to VCC
  • Fanout: 10 LSTTL loads
  • Propagation Delay: 11 ns (typical)
  • Power Consumption: 2 mW (typical)

Pinout:

  • A0 - A3: 4-bit inputs A
  • B0 - B3: 4-bit inputs B
  • CIN: Carry-in
  • SUM0 - SUM3: 4-bit sum outputs
  • COUT: Carry-out
  • GND: Ground
  • VCC: Supply voltage

Truth Table:

A B CIN SUM COUT
0 0 0 0 0
0 0 1 1 0
0 1 0 1 0
0 1 1 1 1
1 0 0 1 0
1 0 1 0 1
1 1 0 0 1
1 1 1 1 1

Applications:

  • Arithmetic logic units (ALUs)
  • Digital signal processors (DSPs)
  • Microcontrollers
  • Counters
  • Adders
  • Subtractors
  • Comparators
  • Logic circuits