Спецификации
| Атрибут | Ценность |
| Package / Case | Tube |
| Series | 4000B |
| Part Status | Active |
| Logic Type | Binary Counter |
| Direction | Up |
| Number of Elements | 2 |
| Number of Bits per Element | 4 |
| Reset | Asynchronous |
| Timing | Synchronous |
| Count Rate | 8 MHz |
| Trigger Type | Positive, Negative |
| Voltage - Supply | 3 V ~ 18 V |
| Operating Temperature | -55°C ~ 125°C |
| Mounting Type | Through Hole |
Обзор
Description
The CD4520BE is a CMOS dual binary up-counter integrated circuit. It consists of two independent 4-bit counters, which can be cascaded to create an 8-bit counter. Each counter within the chip operates with its own clock input, reset, and enable pins, allowing for versatile operation in digital counting applications.
Key features of the CD4520BE include:
1. Dual 4-bit Counters: Two separate counters are housed within the chip, each capable of counting from 0 to 15.
2. Asynchronous Reset: Each counter has an independent reset pin that can be used to clear the count asynchronously.
3. Wide Operating Voltage Range: The device operates from 3V to 15V, making it suitable for a variety of applications.
4. Low Power Consumption: As a CMOS device, it offers lower power consumption compared to TTL counterparts.
5. High Noise Immunity: The CMOS technology provides improved noise immunity, suitable for robust digital circuits.
The CD4520BE is often used in frequency division, event counting, and time delay generation in both educational and industrial applications.
Key features of the CD4520BE include:
1. Dual 4-bit Counters: Two separate counters are housed within the chip, each capable of counting from 0 to 15.
2. Asynchronous Reset: Each counter has an independent reset pin that can be used to clear the count asynchronously.
3. Wide Operating Voltage Range: The device operates from 3V to 15V, making it suitable for a variety of applications.
4. Low Power Consumption: As a CMOS device, it offers lower power consumption compared to TTL counterparts.
5. High Noise Immunity: The CMOS technology provides improved noise immunity, suitable for robust digital circuits.
The CD4520BE is often used in frequency division, event counting, and time delay generation in both educational and industrial applications.
Equivalent
The CD4520BE is a dual binary up-counter. Equivalent products with similar functionality include the HEF4520B, MC14520BCP, and TC4520BP. These chips are typically pin-compatible and serve as dual 4-bit binary counters with separate clock inputs for each counter. Always check the datasheets for exact specifications and compatibility.
Features
The CD4520BE is a dual, 4-bit binary counter that is commonly used in digital electronics for counting applications. Here are its key features:
1. Dual Counters: It contains two separate 4-bit counters, which can be configured independently.
2. Binary Counting: Each counter can count from 0 to 15 (4-bit binary count).
3. Synchronous Operation: Both counters operate synchronously with their respective clock inputs, ensuring precise timing.
4. Master Reset: Each counter has its own reset pin, allowing the count to be reset to zero asynchronously.
5. Wide Operating Voltage: It operates over a wide voltage range, typically from 3V to 15V, making it versatile for various applications.
6. Low Power Consumption: Designed for low power consumption, it is suitable for battery-operated devices.
7. High Noise Immunity: The device features high noise immunity, making it reliable in various environments.
8. TTL Compatibility: It is compatible with TTL logic levels, ensuring easy integration with other components.
9. Compact Package: Available in a 16-pin DIP package, it is easy to use in both breadboard and PCB applications.
These features make the CD4520BE a widely used component in counters, timers, and frequency dividers.
1. Dual Counters: It contains two separate 4-bit counters, which can be configured independently.
2. Binary Counting: Each counter can count from 0 to 15 (4-bit binary count).
3. Synchronous Operation: Both counters operate synchronously with their respective clock inputs, ensuring precise timing.
4. Master Reset: Each counter has its own reset pin, allowing the count to be reset to zero asynchronously.
5. Wide Operating Voltage: It operates over a wide voltage range, typically from 3V to 15V, making it versatile for various applications.
6. Low Power Consumption: Designed for low power consumption, it is suitable for battery-operated devices.
7. High Noise Immunity: The device features high noise immunity, making it reliable in various environments.
8. TTL Compatibility: It is compatible with TTL logic levels, ensuring easy integration with other components.
9. Compact Package: Available in a 16-pin DIP package, it is easy to use in both breadboard and PCB applications.
These features make the CD4520BE a widely used component in counters, timers, and frequency dividers.
Pinout
The CD4520BE is a dual 4-bit binary counter integrated circuit. It has a total of 16 pins. The primary function of this IC is to provide two separate 4-bit binary counters, which can operate independently or be cascaded to form larger counters. Here is a concise description of its pin configuration:
1. Pins 1-3, 9-11: Counter A input and output pins.
2. Pins 4, 12: Clock inputs for counters A and B, respectively.
3. Pins 5, 13: Reset inputs for counters A and B, respectively.
4. Pins 6-8, 14-16: Counter B input and output pins.
5. Pin 7: Ground (GND) connection.
6. Pin 14: Power supply (VDD) connection.
Each counter has a clock input, a reset input, and four output lines representing the 4-bit count. By using the clock and reset pins, users can control the counting operation, making the CD4520BE suitable for various digital applications requiring binary counting.
1. Pins 1-3, 9-11: Counter A input and output pins.
2. Pins 4, 12: Clock inputs for counters A and B, respectively.
3. Pins 5, 13: Reset inputs for counters A and B, respectively.
4. Pins 6-8, 14-16: Counter B input and output pins.
5. Pin 7: Ground (GND) connection.
6. Pin 14: Power supply (VDD) connection.
Each counter has a clock input, a reset input, and four output lines representing the 4-bit count. By using the clock and reset pins, users can control the counting operation, making the CD4520BE suitable for various digital applications requiring binary counting.
Manufacturer
The CD4520BE is a dual binary up counter manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company known for designing and manufacturing a broad range of analog and embedded processing chips. Founded in 1930 and headquartered in Dallas, Texas, TI develops a variety of products for industries including automotive, industrial, personal electronics, and communications equipment. The company is renowned for its innovation in semiconductor technology and its contributions to the electronics industry, including the development of the first commercial silicon transistor and the integrated circuit.
Application
The CD4520BE is a dual 4-bit binary counter IC commonly used in digital electronics. Its application areas include frequency division, event counting, and timing applications. It can be used in clock generation circuits, as a frequency divider for clock signals, or in digital clock implementations. Additionally, it's often utilized in digital systems requiring a simple counter or timer, such as event counters in digital instrumentation, or as part of a larger data processing circuit. Its versatility and ease of use make it suitable for educational purposes and prototyping in labs.
Package
The CD4520BE is a dual 4-bit binary counter IC, and it is typically available in a 16-pin Dual In-line Package (DIP).