CD4026BEE4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Decade Counter/Divider with 7-Segment Display Output
• Characteristics:
  • High-speed operation
  • Wide supply voltage range
  • Low power consumption
  • Direct interface with common anode or common cathode 7-segment displays
• Package: DIP (Dual In-line Package) or SOIC (Small Outline Integrated Circuit)
• Essence: The CD4026BEE4 is a versatile integrated circuit that combines a decade counter/divider with a 7-segment display driver. It is commonly used in applications where counting and displaying numerical information is required.

Specifications

• Supply Voltage Range: 3V to 18V
• Maximum Clock Frequency: 5 MHz
• Maximum Counting Range: 0 to 9
• Output Drive Capability: 10 mA
• Operating Temperature Range: -55°C to +125°C

Pin Configuration

The CD4026BEE4 has a total of 16 pins, which are assigned specific functions. Here is the detailed pin configuration:

1. Clock Input (CLK)
2. Clock Enable Input (CE)
3. Reset Input (RST)
4. Carry Output (CARRY)
5. Data Input (DATA)
6. Display Enable Input (D_EN)
7. Segment Output A (a)
8. Segment Output B (b)
9. Segment Output C (c)
10. Segment Output D (d)
11. Segment Output E (e)
12. Segment Output F (f)
13. Segment Output G (g)
14. Decimal Point Output (DP)
15. VDD (Positive Power Supply)
16. VSS (Ground)

Functional Features

• Decade Counter/Divider: The CD4026BEE4 can count from 0 to 9 and reset to 0 automatically.
• 7-Segment Display Driver: It can directly drive a common anode or common cathode 7-segment display, eliminating the need for additional driver circuits.
• Cascadable: Multiple CD4026BEE4 ICs can be cascaded to count beyond 9, enabling larger counting ranges.

Advantages

• Versatility: The CD4026BEE4 combines counting and display driving functions in a single IC, reducing component count and simplifying circuit design.
• Ease of Use: Its direct interface with 7-segment displays eliminates the need for complex interfacing circuits.
• Low Power Consumption: The IC operates at low power levels, making it suitable for battery-powered applications.
• Wide Supply Voltage Range: It can operate over a wide range of supply voltages, providing flexibility in various applications.

Disadvantages

• Limited Counting Range: The CD4026BEE4 can only count from 0 to 9. For applications requiring larger counting ranges, additional circuitry is needed.
• Lack of Built-in Display: The IC does not include a built-in display; it requires an external 7-segment display to visualize the counted numbers.

Working Principles

The CD4026BEE4 operates based on the principle of digital counting. It counts clock pulses applied to the CLK input and increments the count by one for each pulse. When the count reaches 9, it automatically resets to 0 and generates a carry output signal. The count value is then decoded and displayed on the connected 7-segment display.

Application Field Plans

The CD4026BEE4 finds applications in various fields where numerical counting and display are required. Some of the detailed application field plans include:

1. Digital Counters: Used in electronic devices such as frequency counters, event counters, and timers.
2. Industrial Automation: Used in production line monitoring, process control, and sequential operations.
3. Electronic Scoreboards: Used in sports arenas, game shows, and other events to display scores or time.
4. Digital Clocks: Used in clock circuits to drive the 7-segment display for time visualization.
5. Educational Kits: Included in electronic educational kits to teach digital counting concepts.

Alternative Models

There are several alternative models available that offer similar functionality to the CD4026BEE4. Some of the popular alternatives include:

1. CD4017: A decade counter/divider with 10 outputs and a wide supply voltage range.
2. CD4511: A BCD-to-7-segment latch/decoder/driver IC with built-in display decoding capability.
3. CD4033: A 5-stage Johnson decade counter with decoded 7-segment display outputs.
4. CD74HC4511: A high-speed CMOS BCD-to-7-segment latch/decoder/driver IC with built-in display decoding capability.

These alternative models can be considered based on specific application requirements and design constraints.

In conclusion, the CD4026BEE