74LVC109DB,118

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: Low-voltage CMOS dual D-type flip-flop with set and reset; operates at 1.65V to 5.5V voltage range.
• Package: SSOP-16
• Essence: This IC is designed to store and transfer binary information in electronic systems.
• Packaging/Quantity: Available in reels of 2500 units.

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• High-Level Input Voltage: 0.7 x VCC
• Low-Level Input Voltage: 0.3 x VCC
• High-Level Output Voltage: 0.9 x VCC
• Low-Level Output Voltage: 0.1 x VCC
• Maximum Operating Frequency: 125 MHz
• Propagation Delay Time: 4.2 ns (typical)

Detailed Pin Configuration

The 74LVC109DB,118 IC has a total of 16 pins, which are assigned specific functions as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | CLR | Clear input | | 2 | D1 | Data input 1 | | 3 | CP | Clock pulse input | | 4 | D2 | Data input 2 | | 5 | Q1 | Output 1 | | 6 | Q2 | Output 2 | | 7 | GND | Ground | | 8 | Q2 | Complementary output 2 | | 9 | Q1 | Complementary output 1 | | 10 | VCC | Positive supply voltage | | 11 | D2 | Complementary data input 2 | | 12 | CP | Complementary clock pulse input | | 13 | D1 | Complementary data input 1 | | 14 | CLR | Complementary clear input | | 15 | NC | No connection | | 16 | GND | Ground |

Functional Features

• Dual D-type flip-flop with set and reset functionality.
• Low-voltage CMOS technology allows operation in a wide voltage range.
• High-speed operation with low power consumption.
• Schmitt-trigger action on all inputs ensures noise immunity.
• Balanced propagation delays between the positive-edge and negative-edge of the clock.

Advantages and Disadvantages

Advantages

• Wide operating voltage range makes it suitable for various applications.
• Low power consumption enhances energy efficiency.
• Noise immunity provided by Schmitt-trigger inputs improves reliability.
• Fast operation enables high-speed data processing.

Disadvantages

• Limited number of flip-flops per IC package.
• Not suitable for high-frequency applications above 125 MHz.

Working Principles

The 74LVC109DB,118 is a dual D-type flip-flop that stores and transfers binary information. It operates based on the positive-edge and negative-edge triggered clock pulses. The flip-flop can be set or reset using the clear input. The complementary outputs provide inverted versions of the main outputs.

Detailed Application Field Plans

The 74LVC109DB,118 IC finds applications in various electronic systems, including: 1. Digital communication systems 2. Data storage devices 3. Microcontrollers 4. Clock synchronization circuits 5. Control systems

Detailed and Complete Alternative Models

Some alternative models to the 74LVC109DB,118 IC include: 1. SN74LVC109A - Texas Instruments 2. MC74LVC109 - ON Semiconductor 3. CD74LVC109 - Texas Instruments 4. 74LVC109 - NXP Semiconductors

These alternative models offer similar functionality and can be used as replacements in different applications.

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