TC74VHCT574AFTEL

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-speed, low-power consumption
• Package: TSSOP-20
• Essence: D-type flip-flop with 8-bit storage capacity
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 2.0V to 5.5V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Input Capacitance: 3.5pF (Typ.)
• Output Capacitance: 6.5pF (Typ.)
• Propagation Delay Time: 4.5ns (Max.)
• Output Current: ±6mA (Max.)

Detailed Pin Configuration

1. GND: Ground
2. Q0: Output 0
3. D0: Data input 0
4. D1: Data input 1
5. D2: Data input 2
6. D3: Data input 3
7. D4: Data input 4
8. D5: Data input 5
9. D6: Data input 6
10. D7: Data input 7
11. OE: Output Enable
12. CP: Clock Pulse
13. Q7: Output 7
14. Q6: Output 6
15. Q5: Output 5
16. Q4: Output 4
17. Q3: Output 3
18. Q2: Output 2
19. Q1: Output 1
20. VCC: Power supply

Functional Features

• High-speed operation allows for efficient data transfer.
• Low-power consumption makes it suitable for battery-powered devices.
• 8-bit storage capacity enables the storage of multiple data inputs.
• Output enable pin allows for control over when the outputs are active.

Advantages

• Fast propagation delay time ensures quick response in data transfer applications.
• Wide supply voltage range provides flexibility in various electronic systems.
• Low power consumption extends battery life in portable devices.
• Compact TSSOP-20 package saves board space and simplifies PCB layout.

Disadvantages

• Limited output current may restrict its use in high-current applications.
• Sensitivity to input voltage levels may require additional level-shifting circuitry.
• Temperature limitations (-40°C to +85°C) may not be suitable for extreme environments.

Working Principles

The TC74VHCT574AFTEL is a D-type flip-flop that stores data on the rising edge of the clock pulse. When the output enable (OE) pin is low, the stored data is available at the outputs. The flip-flop operates within the specified supply voltage range and follows standard digital logic principles.

Detailed Application Field Plans

1. Data storage and transfer in microcontrollers and microprocessors.
2. Memory address decoding in computer systems.
3. Serial-to-parallel or parallel-to-serial data conversion.
4. Control signal generation in communication systems.
5. State machine implementation in digital circuits.

Detailed and Complete Alternative Models

1. SN74LV574A: Similar 8-bit D-type flip-flop with lower voltage operation.
2. CD4013B: Dual D-type flip-flop with complementary outputs.
3. MC74HC374AN: Octal D-type flip-flop with 3-state outputs.

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