CD40161BPW

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Counter
• Characteristics: High-speed operation, low power consumption
• Package: PDIP (Plastic Dual In-line Package)
• Essence: 4-bit synchronous binary counter
• Packaging/Quantity: Tube packaging, 25 pieces per tube

Specifications

• Supply Voltage Range: 3V to 18V
• Operating Temperature Range: -55°C to +125°C
• Maximum Clock Frequency: 25 MHz
• Number of Counting Stages: 4
• Output Type: Standard TTL (Transistor-Transistor Logic)

Detailed Pin Configuration

The CD40161BPW has a total of 16 pins. The pin configuration is as follows:

1. Clock Enable (CE)
2. Clock Input (CP)
3. Parallel Load (PL)
4. Data Input A (DA)
5. Data Input B (DB)
6. Data Input C (DC)
7. Data Input D (DD)
8. Carry Output (CO)
9. Ripple Clock Output (RCO)
10. Terminal Count Output (TCO)
11. Reset (RST)
12. Ground (GND)
13. Data Output D (DO)
14. Data Output C (CO)
15. Data Output B (BO)
16. Data Output A (AO)

Functional Features

• Synchronous operation with clock enable and parallel load control
• High-speed counting up to 25 MHz
• Low power consumption
• Carry output for cascading multiple counters
• Terminal count output for indicating maximum count reached
• Reset input for clearing the counter

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick counting applications - Low power consumption helps in energy-efficient designs - Synchronous operation ensures accurate counting - Carry output enables cascading multiple counters for larger counting ranges

Disadvantages: - Limited to 4-bit counting, may not be suitable for applications requiring higher bit counts - PDIP package may not be ideal for space-constrained designs

Working Principles

The CD40161BPW is a 4-bit synchronous binary counter. It operates based on the input clock signal and can count up or down depending on the control inputs. The counter advances by one count on each rising edge of the clock signal when the clock enable (CE) input is high. The parallel load (PL) input allows loading a specific count into the counter.

Detailed Application Field Plans

The CD40161BPW can be used in various applications that require digital counting. Some potential application fields include:

1. Frequency Dividers: The counter can be used as a frequency divider to generate lower frequency signals from a higher frequency input.
2. Event Counters: It can be utilized to count events or pulses in systems such as industrial automation, robotics, or electronic instrumentation.
3. Time Delay Generation: By combining the counter with additional circuitry, it can be used to generate precise time delays in applications like timers or clocks.
4. Sequential Control: The counter can be employed in sequential control circuits where specific actions need to occur after a certain number of events or steps.

Detailed and Complete Alternative Models

Some alternative models to the CD40161BPW include:

1. CD4020B: 14-stage binary counter with separate clock and reset inputs.
2. CD4516B: 4-bit synchronous binary up/down counter with parallel load capability.
3. CD4040B: 12-stage binary ripple counter with an integrated oscillator.

These alternative models offer different features and specifications, allowing designers to choose the most suitable option for their specific requirements.

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