Encyclopedia Entry: 74AHCT377D-Q100J

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop Register
• Characteristics: High-Speed, Low-Power, Octal D-Type Flip-Flop with Clear
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: This IC is designed to store and transfer data in electronic systems. It consists of eight D-type flip-flops with a common clock (CLK) input and individual data (D), clear (CLR), and output enable (OE) inputs.
• Packaging/Quantity: The 74AHCT377D-Q100J is typically sold in reels containing 2500 units.

Specifications

• Supply Voltage: 4.5V to 5.5V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay: 8 ns (max)
• Output Current: ±6 mA
• Logic Family: AHCT

Detailed Pin Configuration

The 74AHCT377D-Q100J has a total of 20 pins arranged as follows:

+---+--+---+ CLR --|1 +--+ 20|-- VCC D0 --|2 19|-- OE D1 --|3 18|-- Q7 D2 --|4 17|-- Q6 D3 --|5 16|-- Q5 D4 --|6 15|-- Q4 D5 --|7 14|-- Q3 D6 --|8 13|-- Q2 D7 --|9 12|-- Q1 CLK --|10 11|-- Q0 +----------+

Functional Features

• The 74AHCT377D-Q100J operates as an octal D-type flip-flop with a common clock input.
• It can store and transfer data on the rising edge of the clock signal.
• Individual clear inputs allow for resetting specific flip-flops to a known state.
• Output enable inputs enable or disable the outputs, providing control over data transfer.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data processing. - Low-power consumption makes it suitable for battery-powered devices. - Clear inputs provide flexibility in resetting specific flip-flops. - Output enable inputs offer control over data transfer.

Disadvantages: - Limited number of flip-flops (8) may not be sufficient for certain applications requiring more storage capacity. - Propagation delay of 8 ns may introduce timing constraints in high-speed systems.

Working Principles

The 74AHCT377D-Q100J functions by storing and transferring data using D-type flip-flops. When the clock signal rises, the data present at the D inputs is transferred to the corresponding Q outputs. The clear inputs can be used to reset individual flip-flops to a known state, while the output enable inputs control the availability of data on the outputs.

Detailed Application Field Plans

The 74AHCT377D-Q100J is commonly used in various digital systems where data storage and transfer are required. Some application fields include: - Microcontrollers and microprocessors - Data communication systems - Memory modules - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

• 74HC377: Similar functionality but operates at a higher voltage range (2V to 6V).
• 74LS377: Compatible with TTL logic levels but operates at a slower speed.
• 74HCT377: Similar functionality but without the automotive qualification (Q100) and extended temperature range.

These alternative models provide similar functionality to the 74AHCT377D-Q100J but may have different voltage ranges, speed characteristics, or qualifications.

Word count: 442 words