SN74LS194ADR

Product Overview

Category

SN74LS194ADR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in digital electronics for various applications such as counters, shift registers, and arithmetic logic units.

Characteristics

• Low power consumption
• High-speed operation
• Wide operating voltage range
• TTL compatible inputs and outputs

Package

SN74LS194ADR is available in a 16-pin plastic dual in-line package (PDIP).

Essence

The essence of SN74LS194ADR lies in its ability to perform complex digital operations efficiently and reliably.

Packaging/Quantity

SN74LS194ADR is typically packaged in tubes or reels, with quantities varying depending on the supplier.

Specifications

• Supply Voltage: 4.75V to 5.25V
• Operating Temperature Range: -40°C to 85°C
• Logic Family: LS-TTL
• Number of Pins: 16
• Maximum Clock Frequency: 25 MHz

Detailed Pin Configuration

1. CLK (Clock Input)
2. MR (Master Reset Input)
3. CPD (Count Enable Parallel Input)
4. P0-P3 (Parallel Data Inputs)
5. QA-QD (Serial Data Outputs)
6. QH (Serial Data Output)
7. RC (Ripple Carry Output)
8. GND (Ground)
9. QH' (Inverted Serial Data Output)
10. PE (Parallel Enable Input)
11. TC (Terminal Count Output)
12. VCC (Supply Voltage)
13. CE (Count Enable Input)
14. PL (Parallel Load Input)
15. PEP (Parallel Enable Pulse Input)
16. QH'' (Inverted Serial Data Output)

Functional Features

• Parallel load capability
• Synchronous or asynchronous counting modes
• Cascadable for larger word sizes
• Carry output for cascading multiple devices

Advantages and Disadvantages

Advantages

• Low power consumption makes it suitable for battery-powered applications.
• High-speed operation enables efficient data processing.
• Wide operating voltage range allows compatibility with various systems.
• TTL compatible inputs and outputs simplify integration with other digital components.

Disadvantages

• Limited maximum clock frequency may restrict its use in high-speed applications.
• Availability of alternative models with enhanced features may limit its competitiveness in certain scenarios.

Working Principles

SN74LS194ADR operates based on the principles of synchronous sequential logic. It utilizes internal flip-flops and combinational logic to perform counting and shifting operations. The clock input synchronizes the internal circuitry, while various control inputs determine the specific mode of operation.

Detailed Application Field Plans

SN74LS194ADR finds applications in a wide range of fields, including: 1. Digital counters for industrial automation systems. 2. Shift registers for data storage and retrieval in communication systems. 3. Arithmetic logic units for mathematical calculations in microprocessors. 4. Frequency dividers in electronic oscillators and timers. 5. Control circuitry in automotive electronics.

Detailed and Complete Alternative Models

1. SN74LS194AN: Similar specifications but available in a different package (PDIP).
2. CD40193BE: CMOS-based alternative with similar functionality but lower power consumption.
3. 74HC194: High-speed CMOS alternative with improved clock frequency capability.

These alternative models offer similar functionalities to SN74LS194ADR but may vary in terms of power consumption, speed, and package options.

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