CY74FCT191CTSOCT

Product Overview

• Category: Integrated Circuit (IC)
• Use: Counter
• Characteristics: High-speed, synchronous, up/down counter
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The CY74FCT191CTSOCT is a versatile counter IC that can count up or down based on the input signals.
• Packaging/Quantity: Available in reels of 2500 pieces.

Specifications

• Supply Voltage: 4.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 100MHz
• Number of Counting Bits: 4
• Count Direction: Up/Down
• Output Type: Synchronous

Detailed Pin Configuration

The CY74FCT191CTSOCT has a total of 16 pins. Here is the detailed pin configuration:

1. CLK (Clock Input)
2. UP/DOWN (Up/Down Control Input)
3. LOAD (Load Control Input)
4. D0 (Data Input Bit 0)
5. D1 (Data Input Bit 1)
6. D2 (Data Input Bit 2)
7. D3 (Data Input Bit 3)
8. GND (Ground)
9. Q0 (Output Bit 0)
10. Q1 (Output Bit 1)
11. Q2 (Output Bit 2)
12. Q3 (Output Bit 3)
13. MR (Master Reset Input)
14. VCC (Supply Voltage)
15. NC (No Connection)
16. NC (No Connection)

Functional Features

• High-Speed Operation: The CY74FCT191CTSOCT can operate at clock frequencies up to 100MHz, making it suitable for applications requiring fast counting.
• Synchronous Counting: The counter performs counting operations synchronously with the clock signal, ensuring accurate and reliable counting.
• Up/Down Control: The UP/DOWN input allows the user to select the counting direction. When set to high, the counter counts up, and when set to low, it counts down.
• Load Control: The LOAD input enables the user to load a specific value into the counter, allowing for preset counting sequences.
• Master Reset: The MR input resets the counter to its initial state, clearing all stored values.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient counting in time-critical applications. - Synchronous counting ensures accurate and reliable results. - Versatile functionality with up/down control and load capability. - Compact SOIC package offers space-saving benefits.

Disadvantages: - Limited number of counting bits (4 bits). - Requires an external clock source.

Working Principles

The CY74FCT191CTSOCT is a synchronous up/down counter that operates based on the clock signal. When the clock signal transitions from low to high, the counter increments or decrements based on the state of the UP/DOWN input. If UP/DOWN is high, the counter counts up, and if it is low, the counter counts down. The current count value is stored in the internal registers and can be accessed through the output pins. The counter can also be loaded with a specific value using the LOAD input.

Detailed Application Field Plans

The CY74FCT191CTSOCT finds applications in various fields where counting operations are required. Some of the detailed application field plans include:

1. Industrial Automation: The counter can be used in industrial automation systems for counting production units, monitoring machine cycles, or tracking inventory.
2. Digital Communication Systems: It can be utilized in digital communication systems for frequency division, synchronization, or data packet counting.
3. Test and Measurement Equipment: The counter can be integrated into test and measurement equipment for accurate time interval measurements or event counting.
4. Automotive Electronics: It finds applications in automotive electronics for tasks such as engine RPM measurement, speed calculation, or distance tracking.

Detailed and Complete Alternative Models

1. SN74F191N: 4-bit synchronous up/down counter with similar functionality but available in DIP (Dual Inline Package) package.
2. CD4516BE: 4-bit binary up/down counter with asynchronous operation and available in DIP package.
3. MC14516B: 4-bit synchronous up/down counter with parallel load capability and available in SOIC package.

These alternative models offer similar functionality to the CY74FCT191CTSOCT and can be considered based on specific requirements and availability.

Word count: 554 words