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TC74AC390F

Part No TC74AC390F
Manufacturer Toshiba Semiconductor and Storage
Catalog Electronic Wholesale
Description TOSHIBA CMOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC
Sample
Rohs State rohs
ECAD Module
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Manufacturer Toshiba Semiconductor and Storage
Win Source Part Number 1264877-TC74AC390F
Manufacturer Homepage www.semicon.toshiba.co.jp/eng
Popularity Medium
Supply and Demand Status Limited
Ultra Librarian 3D Model Ultra Librarian TC74AC390F CAD Model

Description

The TC74AC390F is a high-speed CMOS dual 4-bit decade counter manufactured by Toshiba Semiconductor and Storage. This device incorporates two independent decade (BCD) counters within a single integrated circuit. Each counter consists of four master-slave flip-flops and additional gating to provide a divide-by-two section and a divide-by-five section. The outputs of the decade counters can be cascaded to create counters with larger moduli. The TC74AC390F is designed to provide high-speed counting operations while consuming minimal power, making it suitable for a variety of digital logic applications.

Applications

  • Frequency Dividers: The TC74AC390F is used to divide input clock frequencies by factors of 2, 5, or 10.
  • Digital Clocks: It is implemented in digital clocks to count seconds, minutes, and hours.
  • Timers: The device is employed in timer circuits to measure elapsed time intervals.
  • Industrial Control Systems: The TC74AC390F is utilized in industrial control systems for counting and timing operations.
  • Instrumentation: It is found in test and measurement equipment for frequency counting and timing functions.

Features

  • Dual Decade Counters: Contains two independent decade (BCD) counters.
  • High-Speed Operation: Provides fast counting speeds for real-time applications.
  • Low Power Consumption: Operates with minimal power consumption, ideal for battery-powered devices.
  • Wide Operating Voltage Range: Functions across a broad range of supply voltages.
  • CMOS Technology: Utilizes CMOS technology for high noise immunity and low static power dissipation.

Benefits

  • Versatile Counting: Provides flexible counting capabilities for a variety of digital logic applications.
  • Accurate Timing: Enables precise timing and frequency division.
  • Energy Efficiency: Minimizes power consumption, extending battery life in portable devices.
  • Reliable Operation: Offers stable and consistent performance in various operating conditions.
  • Simplified Circuit Design: Integrates two counters into a single package, reducing component count and board space.

Additional Details

The TC74AC390F features individual clear and clock inputs for each counter, allowing for independent control. The counters can be cascaded to create larger counters or used separately for different counting tasks within the same system. The device's outputs are compatible with other CMOS and TTL logic families, facilitating easy integration into existing circuits. The TC74AC390F is typically available in a surface-mount package, making it suitable for automated assembly processes. Detailed specifications, including timing diagrams, voltage levels, and temperature ranges, can be found in the manufacturer's datasheet. Applications for the TC74AC390F range from simple frequency division to complex timing and counting functions in industrial and consumer electronics.

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