SN74LV74ADR

Product Overview

• Category: Integrated Circuit
• Use: Flip-Flop
• Characteristics: Low-voltage, dual D-type positive-edge-triggered flip-flop
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Reliable and efficient flip-flop for digital circuits
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• High-Level Input Voltage: 2V to VCC + 0.3V
• Low-Level Input Voltage: -0.3V to 0.8V
• High-Level Output Voltage: VCC - 0.4V
• Low-Level Output Voltage: 0.4V
• Maximum Operating Frequency: 125MHz
• Propagation Delay Time: 6.5ns
• Set-up Time: 2.5ns
• Hold Time: 1.5ns

Detailed Pin Configuration

The SN74LV74ADR has a total of 14 pins:

1. CLR (Clear) - Active low clear input
2. D (Data) - Data input
3. CLK (Clock) - Clock input
4. PR (Preset) - Active low preset input
5. Q (Output) - Complementary output
6. Q̅ (Output) - Non-complementary output
7. GND (Ground) - Ground reference
8. Q̅ (Output) - Non-complementary output
9. Q (Output) - Complementary output
10. VCC (Supply Voltage) - Positive power supply
11. D (Data) - Data input
12. CLK (Clock) - Clock input
13. PR (Preset) - Active low preset input
14. CLR (Clear) - Active low clear input

Functional Features

• Dual D-type positive-edge-triggered flip-flop
• Low-voltage operation for power efficiency
• High-speed operation with a maximum frequency of 125MHz
• Clear and preset inputs for easy initialization
• Complementary and non-complementary outputs for versatile use

Advantages and Disadvantages

Advantages: - Low-voltage operation allows for power-efficient designs - High-speed operation enables fast data processing - Clear and preset inputs simplify circuit initialization - Complementary and non-complementary outputs provide flexibility in circuit design

Disadvantages: - Limited supply voltage range (1.65V to 5.5V) - Propagation delay time may affect timing-sensitive applications

Working Principles

The SN74LV74ADR is a dual D-type positive-edge-triggered flip-flop. It operates based on the rising edge of the clock signal. The data input (D) is latched into the flip-flop when the clock signal transitions from low to high. The complementary (Q) and non-complementary (Q̅) outputs reflect the state of the data input at the rising edge of the clock.

Detailed Application Field Plans

The SN74LV74ADR is commonly used in various digital circuits, including:

1. Sequential logic circuits
2. Data storage systems
3. State machines
4. Counters and registers
5. Communication systems

Its reliable performance, low-voltage operation, and high-speed capabilities make it suitable for applications that require efficient and fast data processing.

Detailed and Complete Alternative Models

1. SN74LV74A: Similar to SN74LV74ADR but available in different package options (PDIP, TSSOP)
2. MC74LVX74: Dual D-type flip-flop with higher operating voltage range (2V to 6V)
3. CD4013B: Dual D-type flip-flop with complementary outputs and wider supply voltage range (3V to 18V)
4. 74HC74: Dual D-type flip-flop with higher operating frequency (up to 25MHz) and wider supply voltage range (2V to 6V)

These alternative models offer similar functionality to the SN74LV74ADR but may have different specifications, package options, or operating characteristics.

Word count: 452 words