SN74AS163DR

Product Overview

Category

SN74AS163DR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in digital electronics for various applications such as counters, registers, and other sequential logic circuits.

Characteristics

• High-speed operation
• Low power consumption
• Wide operating voltage range
• Compatibility with TTL logic levels
• 16-bit synchronous binary counter

Package

SN74AS163DR is available in a standard 16-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of SN74AS163DR lies in its ability to perform high-speed counting and register functions in digital circuits.

Packaging/Quantity

SN74AS163DR is typically packaged in reels or tubes, with a quantity of 2500 units per reel or tube.

Specifications

• Supply Voltage: 4.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Logic Family: AS
• Number of Bits: 16
• Clock Frequency: Up to 125 MHz
• Output Type: Synchronous

Detailed Pin Configuration

1. CLK (Clock Input)
2. MR (Master Reset Input)
3. CP (Parallel Load Input)
4. D0-D3 (Data Inputs)
5. Q0-Q3 (Outputs)
6. QD (Carry Output)
7. GND (Ground)
8. VCC (Supply Voltage)
9. CE (Enable Input)
10. P0-P3 (Parallel Data Inputs)
11. TC (Terminal Count Output)
12. PE (Parallel Enable Input)
13. PL (Parallel Load Input)
14. QA-QD (Outputs)
15. QD (Carry Output)
16. VCC (Supply Voltage)

Functional Features

• Synchronous parallel load capability
• Asynchronous master reset function
• Carry output for cascading multiple counters
• Terminal count output for indicating maximum count reached
• Enable and disable inputs for controlling counting operation

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient counting in digital circuits.
• Low power consumption makes it suitable for battery-powered devices.
• Wide operating voltage range provides flexibility in various applications.
• Compatibility with TTL logic levels ensures easy integration with existing systems.

Disadvantages

• Limited to 16-bit counting, may not be suitable for applications requiring larger counts.
• Sensitive to noise and voltage fluctuations, necessitating proper signal conditioning.

Working Principles

SN74AS163DR operates based on synchronous binary counting principles. The clock input (CLK) triggers the counter to increment its count by one on each rising edge of the clock signal. The parallel load input (PL) allows loading a specific value into the counter, while the master reset input (MR) resets the counter to zero asynchronously. The carry output (QD) enables cascading multiple counters for higher bit counts.

Detailed Application Field Plans

SN74AS163DR finds applications in various fields, including: 1. Digital frequency dividers 2. Industrial automation 3. Communication systems 4. Data processing units 5. Automotive electronics 6. Robotics 7. Test and measurement equipment 8. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to SN74AS163DR are: 1. CD74HC163E 2. MC74HC163N 3. 74F163APC 4. 74LS163AN 5. 74HC163D

These models offer similar functionality and can be used as drop-in replacements depending on specific requirements.

In conclusion, SN74AS163DR is a high-speed, 16-bit synchronous binary counter integrated circuit. It offers various advantages such as low power consumption, wide operating voltage range, and compatibility with TTL logic levels. Its applications span across multiple fields, and alternative models are available for flexibility in design choices.