CD74HC163MT

Product Overview

• Category: Integrated Circuit
• Use: Counter
• Characteristics: High-speed, synchronous, 4-bit binary counter
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: CD74HC163MT is a versatile integrated circuit that can be used as a counter in various electronic applications.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 2V to 6V
• High-Speed Operation: 74HC Family
• Maximum Clock Frequency: 80 MHz
• Number of Counting Stages: 4
• Output Current: ±5.2mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The CD74HC163MT has a total of 16 pins, each serving a specific function:

1. CLK (Pin 1): Clock Input
2. MR (Pin 2): Master Reset Input
3. CPD (Pin 3): Count Enable Parallel Input
4. PE (Pin 4): Parallel Enable Input
5. Q0 (Pin 5): Least Significant Bit (LSB) Output
6. Q1 (Pin 6): Second Bit Output
7. Q2 (Pin 7): Third Bit Output
8. Q3 (Pin 8): Most Significant Bit (MSB) Output
9. GND (Pins 9 and 10): Ground
10. QA (Pin 11): Auxiliary Output
11. QB (Pin 12): Auxiliary Output
12. QC (Pin 13): Auxiliary Output
13. QD (Pin 14): Auxiliary Output
14. VCC (Pin 15): Positive Power Supply
15. TC (Pin 16): Terminal Count Output

Functional Features

• Synchronous Operation: The CD74HC163MT operates synchronously with the clock signal, ensuring accurate counting.
• Parallel Load Capability: It can load a preset value in parallel using the CPD and PE inputs.
• Terminal Count Output: The TC output goes high when the counter reaches its maximum value, providing an indication for further processing.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient counting in time-critical applications. - Synchronous operation ensures accurate and synchronized counting. - Parallel load capability enables flexibility in presetting the counter value.

Disadvantages: - Limited number of counting stages (4 bits) may not be sufficient for certain applications requiring larger counters. - Requires an external clock signal for operation.

Working Principles

The CD74HC163MT is a synchronous 4-bit binary counter. It counts up or down based on the clock input signal. When the counter reaches its maximum value, the terminal count output (TC) goes high, indicating that a full count cycle has been completed. The counter can be reset to zero using the master reset input (MR). The parallel enable input (PE) and count enable parallel input (CPD) allow for loading a preset value into the counter.

Detailed Application Field Plans

The CD74HC163MT finds applications in various electronic systems, including:

1. Digital Frequency Dividers: It can be used as a frequency divider in communication systems, allowing for precise frequency division.
2. Industrial Control Systems: The counter can be utilized in industrial control systems for counting pulses, monitoring processes, and controlling machinery.
3. Timing Circuits: It can be employed in timing circuits to generate accurate time delays and control the duration of specific operations.
4. Data Processing: The CD74HC163MT can be integrated into data processing systems for counting and tracking data packets or events.

Detailed and Complete Alternative Models

1. CD74HC163E: DIP (Dual In-line Package) version of the CD74HC163MT.
2. SN74HC163: Similar 4-bit synchronous binary counter from Texas Instruments.
3. MC74HC163: Another alternative from Motorola with similar functionality.

These alternative models provide similar features and can be used as replacements for the CD74HC163MT in various applications.

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