Understanding the CD4017BE CMOS Counter: Circuit Layout, Pinout, and Versatile Uses

The CD4017BE is a popular and widely used integrated circuit from Texas Instruments' CMOS 4000 series, often called the "4017 counter." This chip is designed to count and divide pulses, making it useful for projects that need to keep track of numbers or time events. The "CD" tells us it belongs to a group of CMOS chips that handle counting, while "BE" refers to its packaging style—a Dual Inline Package (DIP), which is easy to use in breadboards for testing and building circuits. What makes the CD4017BE special is its ability to operate reliably with low power consumption and strong resistance to noise. This allows it to work well in a variety of electronic projects, from simple LED chasers to more complex timing systems. In this post, we will look at its specifications, how it is used in different applications, and why it is such a valuable part of many electronic designs.

Catalog

Detailed Specifications of CD4017BE

Specifications	Value
Min Operating Temperature	-55 °C
VCC(Max)	18 V
Number of Elements	1
Reset	Asynchronous
Mount	Through Hole
Max Operating Temperature	125 °C
Logic Function	Counter
Number of Bits	10
Output Current	1.5 mA
Number of Bits per Element	10
Number of Gates	1
Output Drive (IOL/IOH)(Max)	1.5/-1.5 mA
Case/Package	PDIP
Frequency	11 MHz
Number of Pins	16
Direction	Unidirectional
Turn-On Delay Time	650 ns
ICC @ Nom Voltage(Max)	0.03 mA
Clock Edge Trigger Type	Positive Edge
Technology Family	CD4000
Max Supply Voltage	18 V
Voltage(Nom)	10 V
Quiescent Current	100 µA
VCC(Min)	3 V
Propagation Delay	650 ns
Number of Bits	10
Min Supply Voltage	3 V
Sync/Async	Synchronous
Package Group	PDIP
Contact Plating	Gold
Bits	10
Rating	Catalog
Function	Counter
Schedule B	8542390000, 8542390000
Package Size: mm2:W x L	See datasheet (PDIP) PKG
Operating Temperature Range	-55 to 125 °C
Weight	951.693491 mg
RoHS	Compliant
Pb Free	Yes

CD4017BE Attributes

The CD4017BE CMOS decade counter/divider IC boasts a variety of attributes.

Fully Static Operation

What are the benefits of fully static operation in electronic design? This capability, which enables operation without dynamic clock signals, permits meticulous control and synchronization in diverse electronic circuits. It's advantageous in systems where precision and stability are necessary.

Medium Speed Operation

Handling counting and dividing tasks efficiently at speeds up to 10 MHz when powered by 10V, the CD4017BE strikes a balance between performance and power consumption that caters to a broad spectrum of applications. How does this balance affect the system's longevity and efficiency? In practice, it can influence both these aspects, ensuring the system functions optimally over time.

Standardized, Symmetrical Outputs

The CD4017BE delivers consistent, well-defined output signals, ensuring reliable performance across various circuits. Symmetrical outputs mitigate the risk of timing discrepancies, a factor in synchronous systems. Why is output symmetry significant? It plays a main role in seamless integration with other circuit components, thereby maintaining the system's harmony.

Quiescent Current Testing

Extensive quiescent current testing at 20V ensures the reliability and stability of the IC. This form of testing detects potential issues early, enhancing the component's overall dependability. Such rigorous testing protocols reflect a broader trend in the technical community, emphasizing comprehensive testing to uphold robust functionality.

Versatile Parametric Ratings

Operating efficiently across voltage levels of 5V, 10V, and 15V, the CD4017BE demonstrates significant adaptability. How does this versatility benefit electronic design? It simplifies design considerations and enhances the IC's applicability across different power environments, making it a preferred choice for engineers dealing with diverse power supplies.

JEDEC Compliance

The CD4017BE adheres to the JEDEC Standard 13B, ensuring compatibility with other devices following the same standards. This compliance promotes interoperability and standardization in electronic designs. Supporting industry standards is widely recognized as best practice, facilitating broad compatibility and streamlining troubleshooting processes.

CD4017BE Manufacturer

Since it started in 1930, Texas Instruments (TI) has become a big name in the semiconductor industry worldwide. Based in Dallas, Texas, TI makes a variety of important components like analog and digital integrated circuits, embedded processors, and microcontrollers. These parts are key in many modern technologies used in cars, phones, and electronics. A standout product from TI is the CD4017BE, a decade counter IC. This chip shows TI's commitment to making cutting-edge technology. It's built to count or time things with high accuracy and is used in many different gadgets.

TI also focuses a lot on being green and saving energy. They try to reduce their impact on the environment by using eco-friendly methods in their work. This not only makes their products better but also meets the growing demand for sustainable tech solutions worldwide. As TI keeps creating new things, products like the CD4017BE show their dedication to top-notch engineering and innovative design. TI's work helps keep them at the forefront of the semiconductor industry and pushes forward technology and eco-friendly solutions around the globe.

CD4017BE Pinout

Pin Number	Function
1	Q5 (Output)
2	Q1 (Output)
3	Q0 (Output)
4	Q2 (Output)
5	Q6 (Output)
6	Q7 (Output)
7	Q3 (Output)
8	Q8 (Output)
9	Ground (GND)
10	Carry-Out (CO)
11	Clock Enable (CE)
12	Carry-Out (CO)
13	Clock Inhibit (CI)
14	Clock (CLK)
15	Reset (RESET)
16	VCC (Supply Voltage)

Applications of CD4017BE

The CD4017BE has a broad spectrum of applications, especially in LED chasers, sequential lighting arrays, and projects requiring precise counting and pulse division. With its ten outputs (Q0 to Q9) representing binary counts from 0 to 9, this integrated circuit is remarkably suited for tasks that demand orderly sequencing and timely operations. But what exactly makes it so fitting for these roles? Let's delve into the specifics.

LED Chasers and Sequential Lighting

The CD4017BE plays a central role in crafting visually captivating lighting effects through the sequential activation of LEDs in LED chasers. How does it achieve this? The IC shifts from one output to the next with each rising clock edge, manifesting a "chasing" effect. Often, designers incorporate resistors and capacitors to adjust the sequences' timings, meticulously setting the visual tempo to meet aesthetic or functional requirements. Could manipulating component values refine these effects further? Yes, precise adjustments are indeed where the artistry meets engineering.

Counting and Pulse Division

In scenarios demanding exact counting and pulse division, the CD4017BE truly stands out. Take digital clocks, for example; this IC can divide the input frequency, generating precise timing signals that control the display. By cascading multiple ICs, designers can surpass single-digit counts, enabling intricate timing and control tasks that might otherwise seem unattainable. The reset and carry-out pins here are not just additional features but the linchpins for interrupting and propagating counting cycles. How do these pins enhance the IC's functionality in a complex setup? They provide the necessary control mechanisms that streamline the design process.

Reset and Cascading Operations

The reset pin is engaged to revert the IC to its initial state, setting all outputs to zero. This function is practical for circuitry requiring frequent resets, like timing circuits or automated systems. Another pin, the carry-out (CO) pin, facilitates the cascading of multiple CD4017BE ICs, thereby managing sequential counting over extended ranges. Integrating these ICs creates advanced counting schemes, essential for sophisticated electronic designs. Could there be even more ways to exploit these pins for meticulous applications? Absolutely, exploring their full potential can lead to groundbreaking advancements in electronics.

CD4017BE CAD Model

CD4017BE Applications

The CD4017BE, a versatile IC, finds applications across various domains, from educational projects to complex signal processing tasks. One might ask, why is this specific IC so pervasive? The answer lies in its adaptability and reliable performance.

Decade Counter/Decimal Decode Display

The IC effectively drives 7-segment displays, showcasing numerical outputs ranging from 0 to 9. Not only does it integrate smoothly into educational kits and digital clocks, but it also serves as a robust component for basic numerical display projects. Can this IC be used for other numeric displays that aren't so basic? Absolutely, with some tweaking, it can handle more complex displays efficiently.

Binary Counter/Decoder

This IC can be configured for binary counting applications, a part of digital computing systems. In logic circuit design, the binary counter capability enhances operational efficiency for state machines and sequencing tasks. What parameters influence its counting accuracy? The answer hinges on clock input stability and propagation delays, both critical in achieving precise counting.

Frequency Division

By leveraging the IC for frequency division, one can achieve significant accuracy in signal processing tasks. Adjusting the count configuration allows for precise control over the input signal frequency, making it optimal for applications in communication systems and waveform generation. What makes frequency division so appealing for communication systems? It’s the ability to manage different frequency bands efficiently, minimizing interference and optimizing bandwidth usage.

Counter Control/Timers

The CD4017BE excels in scenarios demanding precise counting and timing. Its utility in clock generation circuits helps in the creation of stable time bases, necessary for synchronized operations in embedded systems and automation processes. Measuring how long events last with great accuracy shows it's trustworthy for use in both lab tests and industrial uses. What's the secret behind its high accuracy? The IC's internal configuration, which minimizes jitter and maintains consistent timing, plays a role.

Divide-by-N Counting

The IC's customization for divide-by-N counting allows for flexibility in designing specific counting sequences. By modifying the N value, engineers can tailor the input pulse division to meet varied project requirements. This feature is valuable in creating specific time delays and pulse width modulation schemes, which are needed in advanced control systems and signal processing applications. Could it be used for more complex modulation schemes? Indeed, with an appropriate configuration, it can support intricate modulation techniques required by cutting-edge communication systems.

CD4017BE Package

Frequently Asked Questions (FAQ)

1. What is CD4017BE?

The CD4017BE is one sort of integrated circuitry in the CMOS 4000 series, and it works as a decade counter or divider. The "CD" abbreviation in its name means that it refers to the Complementary Metal-Oxide-Semiconductor (CMOS) Decade counter, and "4017" is the model number of it. This chip does an extremely good job of counting upwards from 0 to 9 and thus finds its vital application in a wide range of digital electronics projects.

2. What is the operating temperature for the device CD4017BE?

The operating temperature for the CD4017BE is in the wide range of -55°C to 125°C. This exemplifies how versatile and reliable it is for use in most environments.

3. How many pins does the CD4017BE have?

The CD4017BE is equipped with 16 pins, which may be used to connect or interface the said device with other components in digital circuits. These pins enable a number of applications and provide several options for both input and output connections.

4. How to cascade the CD4017BE?

To achieve longer counting sequences, a number of chips of CD4017BE may be cascaded or connected to each other. Connect Q0 output of one chip to the clock input CLK of the other chip. All chips connected in an identical manner to the same power source, must be similarly clocked in tandem as described above. The CO and RESET pin connections handle the control and resetting of the sequence when so required. These cascading methods are pretty important for extended sequence management and accurate control in various projects.

5. For what is CD4017BE used?

The main purposes of the chip CD4017BE are related to counting and processing sequence signals in digital circuits. It is ideal for projects that need, for instance, lighting on in sequence, light displays, frequency division, or time functions. The fact that it simplifies complicated designs makes it a formidable tool in electronic design, at least regarding space-conscious applications.