CD4026BPWR

Product Overview

Category

CD4026BPWR belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a 5-stage Johnson decade counter and decoder.

Characteristics

• CD4026BPWR is a CMOS-based IC.
• It operates at a wide voltage range, typically between 3V and 15V.
• The IC has a high noise immunity and low power consumption.
• It can drive common-cathode displays directly.
• CD4026BPWR has a built-in oscillator and does not require an external clock source.

Package

The CD4026BPWR is available in a small outline package (SOIC) with a width of 3.9mm.

Essence

The essence of CD4026BPWR lies in its ability to count and decode input signals, making it suitable for various applications involving numerical display systems.

Packaging/Quantity

The CD4026BPWR is typically packaged in reels, with each reel containing 2500 units.

Specifications

• Supply Voltage: 3V - 15V
• Maximum Clock Frequency: 5MHz
• Output Current: 5mA
• Operating Temperature Range: -55°C to +125°C

Detailed Pin Configuration

1. Clock Input (CLK)
2. Reset Input (RST)
3. Enable Input (EN)
4. Carry Output (CARRY)
5. Data Outputs (Q0-Q4)
6. Display Enable Output (DE)
7. Lamp Test Output (LT)
8. Ripple Blanking Output (RB)

Functional Features

• CD4026BPWR acts as a synchronous counter that counts input pulses.
• It decodes the counted value and provides corresponding outputs.
• The carry output allows cascading multiple CD4026BPWR ICs for higher counting ranges.
• The display enable output controls the display of the counted value.
• The lamp test output allows testing the display without counting.
• The ripple blanking output can be used to synchronize multiple displays.

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows flexibility in various applications.
• Low power consumption makes it suitable for battery-powered devices.
• Built-in oscillator eliminates the need for an external clock source.
• High noise immunity ensures reliable operation even in noisy environments.

Disadvantages

• Limited maximum clock frequency may restrict its use in high-speed applications.
• Output current limitation may require additional driver circuits for certain applications.

Working Principles

CD4026BPWR operates as a synchronous counter by incrementing its count on each rising edge of the clock input. It decodes the count value and provides corresponding outputs, including the carry output for cascading purposes. The display enable output controls the display of the counted value, while the lamp test output allows testing the display without counting. The ripple blanking output synchronizes multiple displays when used in conjunction with other CD4026BPWR ICs.

Detailed Application Field Plans

CD4026BPWR finds applications in various numerical display systems, such as: 1. Digital clocks 2. Counters 3. Timers 4. Scoreboards 5. Industrial automation systems

Detailed and Complete Alternative Models

Some alternative models to CD4026BPWR include: 1. CD4017B: Decade counter with 10 decoded outputs. 2. CD4518B: Dual BCD up-counter. 3. CD4040B: 12-stage binary counter.

These alternative models offer similar functionality but may have different specifications and pin configurations.

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