SN74BCT574DBRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-speed, low-power, octal D-type transparent latch
• Package: 20-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: A latch that can store and transfer data in digital systems
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Input Capacitance: 3pF
• Output Capacitance: 6pF
• Propagation Delay Time: 7ns
• Output Current: ±24mA

Detailed Pin Configuration

The SN74BCT574DBRG4 has a total of 20 pins, which are assigned specific functions:

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

Functional Features

• Octal D-type transparent latch with 3-state outputs
• High-speed operation, suitable for high-frequency applications
• Low-power consumption, ideal for battery-powered devices
• Transparent latch allows data to be stored and transferred synchronously with the clock signal
• 3-state outputs provide flexibility in connecting multiple devices

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - Low-power consumption prolongs battery life - 3-state outputs allow for easy bus sharing - Small package size saves board space

Disadvantages: - Limited voltage range (4.5V to 5.5V) - Not suitable for applications requiring higher output currents

Working Principles

The SN74BCT574DBRG4 is a flip-flop that stores and transfers data in digital systems. It operates based on the clock pulse provided at the CP pin. When the clock is high, the latch becomes transparent, allowing the input data to pass through to the outputs. When the clock is low, the latch holds the last input data value. The output enable (OE) pin controls whether the outputs are active or in a high-impedance state.

Detailed Application Field Plans

The SN74BCT574DBRG4 is commonly used in various digital systems, including but not limited to:

1. Microcontrollers and microprocessors
2. Data storage devices
3. Communication systems
4. Industrial automation equipment
5. Automotive electronics
6. Consumer electronics

Detailed and Complete Alternative Models

1. SN74ACT574: Similar octal D-type transparent latch with faster propagation delay time
2. SN74HC574: Octal D-type latch with 3-state outputs, compatible with a wider voltage range
3. SN74LS374: Octal D-type flip-flop with non-inverting outputs, suitable for TTL logic systems
4. SN74LVTH574: Octal D-type latch with 3-state outputs, designed for low-voltage applications

These alternative models offer similar functionality to the SN74BCT574DBRG4 but may have different characteristics or specifications.

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