MC14518BDWR2

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic
• Characteristics: High-speed, CMOS technology
• Package: SOIC-16
• Essence: Binary Counter/Divider
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 3V to 18V
• Logic Family: CMOS
• Number of Stages: 4
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 60ns (typical)

Pin Configuration

The MC14518BDWR2 has a total of 16 pins. The pin configuration is as follows:

1. Pin 1: Clock Input (CP1)
2. Pin 2: Clock Input (CP0)
3. Pin 3: Reset (MR)
4. Pin 4: Output Enable (OE)
5. Pin 5: Data Input (D0)
6. Pin 6: Data Input (D1)
7. Pin 7: Data Input (D2)
8. Pin 8: Data Input (D3)
9. Pin 9: Carry Out (CO)
10. Pin 10: Stage 1 Output (Q1)
11. Pin 11: Stage 2 Output (Q2)
12. Pin 12: Stage 3 Output (Q3)
13. Pin 13: Stage 4 Output (Q4)
14. Pin 14: Ground (GND)
15. Pin 15: VCC
16. Pin 16: Carry In (CI)

Functional Features

• Binary counter/divider with synchronous reset
• Can be used as a frequency divider or a binary counter
• High-speed operation
• Low power consumption due to CMOS technology
• Wide operating voltage range

Advantages and Disadvantages

Advantages: - Versatile functionality as a counter or divider - High-speed operation allows for efficient processing - Low power consumption makes it suitable for battery-powered devices - Wide operating voltage range provides flexibility in various applications

Disadvantages: - Limited number of stages (4) may not be sufficient for complex applications requiring higher counts - Propagation delay of 60ns may introduce timing issues in certain high-speed applications

Working Principles

The MC14518BDWR2 is a binary counter/divider that operates on the principle of synchronous counting. It utilizes CMOS technology, which ensures high-speed operation and low power consumption. The device can be used as a frequency divider by connecting an external clock signal to the Clock Input pins (CP1 and CP0). Alternatively, it can function as a binary counter by providing data inputs (D0-D3) to increment the count.

The counter has a synchronous reset feature, which allows the user to reset the count to zero using the Reset pin (MR). The Output Enable pin (OE) enables or disables the output signals. The Carry In (CI) and Carry Out (CO) pins facilitate cascading multiple counters for higher counts.

Detailed Application Field Plans

The MC14518BDWR2 finds applications in various fields where digital logic circuits are required. Some potential application areas include:

1. Frequency Division: The device can be used to divide the frequency of an input signal, making it suitable for applications such as clock generation, frequency synthesis, and time division multiplexing.

2. Event Counting: The binary counter functionality allows for event counting in applications like industrial automation, process control, and digital instrumentation.

3. Sequence Generation: By utilizing the counter's outputs, sequential patterns can be generated for applications such as address generation in memory devices, pattern recognition, and control signal generation.

4. Frequency Measurement: The MC14518BDWR2 can be used to measure the frequency of an input signal by counting the number of cycles within a specific time period.

Detailed and Complete Alternative Models

1. CD4018BE: 16-pin CMOS counter/divider with similar functionality and specifications.
2. SN74LS163AN: 16-pin synchronous 4-bit binary counter with parallel load capability.
3. HEF4020BP: 16-pin ripple-carry binary counter/divider with higher count capability (14 stages).

These alternative models offer similar features and can be considered as substitutes based on specific requirements and availability.

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