CD74HC4024PW

CD74HC4024PW

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Counter
• Characteristics: High-speed operation, low power consumption
• Package: TSSOP-14
• Essence: 7-stage binary ripple counter
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 25 MHz
• Number of Stages: 7
• Output Current: ±5.2mA
• Propagation Delay: 15 ns (typical)

Detailed Pin Configuration

1. VCC: Positive Power Supply
2. GND: Ground
3. MR: Master Reset
4. CP: Clock Pulse Input
5. Q0-Q6: Counter Outputs
6. TC: Terminal Count Output
7. OE: Output Enable
8. NC: No Connection
9. NC: No Connection
10. NC: No Connection
11. NC: No Connection
12. NC: No Connection
13. NC: No Connection
14. NC: No Connection

Functional Features

• High-speed operation allows for efficient counting in digital circuits.
• Low power consumption makes it suitable for battery-powered devices.
• Master Reset (MR) input allows for resetting the counter to its initial state.
• Terminal Count (TC) output indicates when the counter reaches its maximum value.
• Output Enable (OE) input enables or disables the counter outputs.

Advantages and Disadvantages

Advantages

• High-speed operation facilitates quick counting in digital applications.
• Low power consumption extends battery life in portable devices.
• Compact TSSOP-14 package saves board space.
• Wide supply voltage range enhances versatility.

Disadvantages

• Limited number of stages (7) may not be sufficient for complex counting applications.
• Propagation delay of 15 ns may introduce timing issues in high-frequency circuits.

Working Principles

The CD74HC4024PW is a 7-stage binary ripple counter that counts the number of clock pulses applied to its Clock Pulse (CP) input. The counter advances by one on each rising edge of the clock signal. When the counter reaches its maximum value, the Terminal Count (TC) output becomes active, indicating that the count has completed. The Master Reset (MR) input allows the counter to be reset to its initial state.

Detailed Application Field Plans

The CD74HC4024PW can be used in various digital applications, including:

1. Frequency Dividers: The counter can divide an input clock frequency by a factor of 2^7, allowing for frequency division in communication systems and digital clocks.
2. Event Counters: The counter can keep track of the number of events occurring within a given time period, such as in industrial automation or scientific experiments.
3. Time Delay Generators: By utilizing the counter's clock input and Terminal Count output, precise time delays can be generated for controlling sequential operations in electronic systems.

Detailed and Complete Alternative Models

1. CD4024BE: DIP-14 package, similar functionality to CD74HC4024PW.
2. CD74HCT4024E: DIP-14 package, operates at higher temperatures (-55°C to +125°C).
3. CD4024BCN: PDIP-14 package, compatible with CD74HC4024PW but with different pin configuration.

(Note: These alternative models are provided as examples and may have slight variations in specifications and features.)

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