CD4025BNSRE4

Product Overview

• Category: Integrated Circuit
• Use: Digital Logic
• Characteristics: High-speed, CMOS technology
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: 3-stage CMOS logic counter/divider
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 3V to 18V
• Logic Family: CMOS
• Number of Stages: 3
• Operating Temperature Range: -55°C to +125°C
• Propagation Delay: 60ns (typical)
• Input Capacitance: 3pF (typical)
• Output Current: ±8mA (maximum)

Detailed Pin Configuration

The CD4025BNSRE4 has a total of 14 pins. The pin configuration is as follows:

1. Pin 1: Clock Input (CP1)
2. Pin 2: Data Input (D1)
3. Pin 3: Data Output (Q1)
4. Pin 4: Data Input (D2)
5. Pin 5: Data Output (Q2)
6. Pin 6: Data Input (D3)
7. Pin 7: Data Output (Q3)
8. Pin 8: Ground (GND)
9. Pin 9: Data Output (Q4)
10. Pin 10: Data Input (D4)
11. Pin 11: Data Output (Q5)
12. Pin 12: Data Input (D5)
13. Pin 13: VDD (Positive Power Supply)
14. Pin 14: Clock Input (CP2)

Functional Features

• 3-stage ripple-carry binary counter/divider
• High-speed operation with low power consumption
• Directly interfaces with CMOS, NMOS, and TTL
• Schmitt-triggered clock inputs for improved noise immunity
• Buffered outputs for driving external loads

Advantages and Disadvantages

Advantages

• Versatile digital logic IC suitable for various applications
• Wide operating voltage range allows flexibility in power supply selection
• Low power consumption makes it ideal for battery-powered devices
• Schmitt-triggered clock inputs improve noise immunity
• Buffered outputs can drive external loads directly

Disadvantages

• Limited number of stages (3) may not be sufficient for complex applications requiring higher division ratios
• Propagation delay of 60ns may be relatively high for certain high-speed applications

Working Principles

The CD4025BNSRE4 is a 3-stage ripple-carry binary counter/divider. It operates by counting the rising edges of the clock input signal and dividing it by powers of two. The data inputs (D1-D5) determine the initial state of the counter, while the clock inputs (CP1 and CP2) control the counting sequence. The output pins (Q1-Q5) provide the divided output signals.

Detailed Application Field Plans

The CD4025BNSRE4 can be used in various digital logic applications, including:

1. Frequency Division: Dividing an input clock signal by a specific ratio to obtain lower frequencies.
2. Event Counting: Counting the occurrence of specific events or pulses.
3. Time Delay Generation: Generating precise time delays based on the clock frequency and division ratio.
4. Sequence Generation: Generating specific sequences of digital signals.
5. Frequency Multiplication: Generating higher-frequency signals by multiplying the input clock frequency.

Detailed and Complete Alternative Models

1. CD4020BNSR: 14-stage ripple-carry binary counter/divider with similar characteristics and package.
2. CD4017BNSR: Decade counter/divider with 10 outputs and different counting sequence.
3. CD4040BNSR: 12-stage ripple-carry binary counter/divider with higher division ratios.

(Note: The above alternative models are just a few examples, and there are other alternatives available in the market.)

This entry provides an overview of the CD4025BNSRE4 integrated circuit, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.