TC74HC173APF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-Speed, CMOS Logic, Quad D-Type Flip-Flop
• Package: 16-Pin Plastic TSSOP
• Essence: The TC74HC173APF is a quad D-type flip-flop that operates at high speed and utilizes CMOS logic. It is commonly used in digital circuits for storing and transferring data.
• Packaging/Quantity: Available in reels of 2,500 units

Specifications

• Supply Voltage: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 11 ns (typical)
• Input Capacitance: 3 pF (typical)
• Output Current: ±25 mA (max)

Pin Configuration

The TC74HC173APF has a 16-pin plastic TSSOP package with the following pin configuration:

1. CLR (Clear) - Clear input
2. D0 (Data Input 0) - Data input for flip-flop 0
3. CP (Clock Pulse) - Clock pulse input
4. D1 (Data Input 1) - Data input for flip-flop 1
5. D2 (Data Input 2) - Data input for flip-flop 2
6. D3 (Data Input 3) - Data input for flip-flop 3
7. GND (Ground) - Ground reference
8. Q0 (Flip-Flop 0 Output) - Output of flip-flop 0
9. Q1 (Flip-Flop 1 Output) - Output of flip-flop 1
10. Q2 (Flip-Flop 2 Output) - Output of flip-flop 2
11. Q3 (Flip-Flop 3 Output) - Output of flip-flop 3
12. VCC (Supply Voltage) - Positive supply voltage
13. OE (Output Enable) - Output enable input
14. MR (Master Reset) - Master reset input
15. D4 (Data Input 4) - Data input for flip-flop 4
16. D5 (Data Input 5) - Data input for flip-flop 5

Functional Features

• Quad D-Type Flip-Flop: The TC74HC173APF consists of four independent D-type flip-flops, each capable of storing a single bit of data.
• High-Speed Operation: With a typical propagation delay time of 11 ns, this IC enables fast data transfer and processing in digital circuits.
• CMOS Logic: The use of complementary metal-oxide-semiconductor (CMOS) logic ensures low power consumption and compatibility with a wide range of digital systems.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data handling. - CMOS logic ensures low power consumption. - Compact package size saves board space. - Wide operating temperature range makes it suitable for various environments.

Disadvantages: - Limited number of flip-flops (4) compared to other ICs. - Requires external components for complete circuit implementation.

Working Principles

The TC74HC173APF operates based on the principles of D-type flip-flops. It stores and transfers data using clock pulses and data inputs. When the clock pulse is triggered, the data at the input pins is transferred to the corresponding output pins. The clear and master reset inputs allow for resetting the flip-flops to a known state.

Detailed Application Field Plans

The TC74HC173APF can be used in various applications, including: - Data storage and transfer in microcontrollers and digital processors. - Register-based systems for temporary data storage. - Sequential logic circuits for state machine implementations. - Communication systems for data synchronization.

Detailed and Complete Alternative Models

Some alternative models that can be considered as replacements or alternatives to the TC74HC173APF are: - SN74HC173N by Texas Instruments - CD4013BE by Texas Instruments - MC74HC373AN by ON Semiconductor - 74HCT175D by NXP Semiconductors

These alternatives offer similar functionality and characteristics, allowing users to choose the most suitable option for their specific requirements.

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