SN74HC163NSR

Product Overview

• Category: Integrated Circuit
• Use: Counter/Divider
• Characteristics: High-speed, synchronous, 4-bit binary counter
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: A versatile counter/divider IC with synchronous operation and high-speed capabilities
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 50 MHz
• Number of Counting Stages: 4
• Output Type: Synchronous
• Logic Family: HC (High-Speed CMOS)

Detailed Pin Configuration

The SN74HC163NSR has a total of 16 pins. The pin configuration is as follows:

1. CLR (Clear) - Clear input for resetting the counter
2. CLK (Clock) - Input for clock signal
3. P0 (Parallel Data Input) - Least significant bit of parallel data input
4. P1 (Parallel Data Input) - Second least significant bit of parallel data input
5. P2 (Parallel Data Input) - Third least significant bit of parallel data input
6. P3 (Parallel Data Input) - Most significant bit of parallel data input
7. ENT (Enable Parallel Load) - Enable input for parallel loading of data
8. GND (Ground) - Ground reference
9. Q0 (Serial Data Output) - Least significant bit of serial data output
10. Q1 (Serial Data Output) - Second least significant bit of serial data output
11. Q2 (Serial Data Output) - Third least significant bit of serial data output
12. Q3 (Serial Data Output) - Most significant bit of serial data output
13. VCC (Supply Voltage) - Positive supply voltage
14. Q3' (Inverted Serial Data Output) - Complementary output of Q3
15. Q2' (Inverted Serial Data Output) - Complementary output of Q2
16. Q1' (Inverted Serial Data Output) - Complementary output of Q1

Functional Features

• Synchronous operation: The counter operates synchronously with the clock signal, ensuring accurate counting.
• High-speed capabilities: With a maximum clock frequency of 50 MHz, the SN74HC163NSR can handle high-speed applications.
• Parallel load capability: The enable input allows for parallel loading of data, providing flexibility in data input methods.
• Clear function: The clear input allows for resetting the counter to its initial state.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient counting in time-critical applications. - Synchronous operation ensures accurate and reliable counting. - Versatile parallel load capability allows for flexible data input methods.

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

Working Principles

The SN74HC163NSR is a synchronous counter that counts in binary from 0 to 15. It operates based on the clock signal provided at the CLK input. On each rising edge of the clock signal, the counter increments by one. The parallel data inputs (P0-P3) allow for presetting the counter to a specific value when the enable input (ENT) is activated. The clear input (CLR) resets the counter to zero when activated.

Detailed Application Field Plans

The SN74HC163NSR finds applications in various fields, including:

1. Digital electronics: Used as a counter in digital circuits for tasks such as frequency division, event counting, and timekeeping.
2. Communication systems: Employed in communication equipment for tasks like data packet counting and synchronization.
3. Industrial automation: Used in control systems for counting and monitoring processes.
4. Automotive electronics: Applied in automotive systems for tasks such as speed measurement and event detection.

Detailed and Complete Alternative Models

1. CD74HC163E - Similar 4-bit synchronous binary counter IC from Texas Instruments.
2. MC74HC163AN - Another 4-bit synchronous binary counter IC from ON Semiconductor.
3. 74HCT163 - A compatible 4-bit synchronous binary counter IC from NXP Semiconductors.

These alternative models offer similar functionality and can be used as substitutes for the SN74HC163NSR in various applications.

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