TC4027BF

JK master-slave flip flops with positive-edge triggering in 16-pin packages

Manufacturer: toshiba

series introduction

# Introduction to the TC4027BF Product Series

## 1. Overview
The TC4027BF is a highly regarded product series within the realm of integrated circuits. It belongs to the family of CMOS (Complementary Metal - Oxide - Semiconductor) dual J - K flip - flops. These flip - flops are fundamental building blocks in digital electronics, used extensively in a wide range of applications due to their reliability, low power consumption, and excellent performance characteristics.

## 2. Key Features

### Electrical Characteristics
- **Low Power Consumption**: One of the standout features of the TC4027BF series is its low power requirements. This makes it an ideal choice for battery - powered devices such as portable sensors, handheld calculators, and remote - controlled toys. The CMOS technology employed in these flip - flops ensures that the static power dissipation is extremely low, which helps in extending the battery life of the end - product.
- **Wide Operating Voltage Range**: The TC4027BF can operate within a relatively wide voltage range, typically from 3V to 18V. This flexibility allows it to be used in various power supply configurations, making it suitable for different types of electronic systems. Whether it is a low - voltage microcontroller - based system or a higher - voltage industrial control application, the TC4027BF can adapt to the power supply conditions.

### Logic Functionality
- **Dual J - K Flip - Flop Design**: Each TC4027BF integrated circuit contains two independent J - K flip - flops. The J - K flip - flop is a versatile sequential logic device that can perform functions such as toggling, setting, and resetting based on the input signals. The dual nature of the flip - flops in the TC4027BF allows for more complex logic designs to be implemented on a single chip, reducing the overall component count and board space requirements.
- **Edge - Triggered Operation**: The TC4027BF flip - flops are edge - triggered, which means that the state changes occur only on the rising or falling edge of the clock signal. This edge - triggered operation provides better noise immunity and allows for more precise control of the timing in digital circuits. It helps in synchronizing the operation of different parts of a system and ensures reliable data transfer.

### Package and Physical Characteristics
- **Standard Package Options**: The TC4027BF is available in standard integrated circuit packages such as the DIP (Dual In - Line Package) and the SOIC (Small Outline Integrated Circuit). The DIP package is suitable for prototyping and breadboarding, as it can be easily inserted into a breadboard or soldered onto a printed circuit board. The SOIC package, on the other hand, is more compact and is commonly used in mass - produced printed circuit boards where space is a critical factor.
- **High - Quality Manufacturing**: These integrated circuits are manufactured using advanced semiconductor manufacturing processes, ensuring high - quality and consistent performance. The chips are designed to meet strict industry standards for reliability and durability, making them suitable for use in harsh environments.

## 3. Applications

### Digital Counters and Frequency Dividers
The J - K flip - flops in the TC4027BF can be configured to build digital counters and frequency dividers. By connecting the flip - flops in a cascade arrangement, it is possible to create multi - bit counters that can count up or down based on the input signals. Frequency dividers can also be implemented by using the flip - flops to divide the input clock frequency by a specific factor. These applications are commonly found in digital clocks, frequency synthesizers, and communication systems.

### State Machines
State machines are used to model the behavior of complex digital systems. The TC4027BF can be

Datasheets

Partlist

TC4027BFELNF
TC4027BFN