SN74AS4374BDWG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic
• Characteristics: High-speed, low-power consumption
• Package: DWG (SOIC-20)
• Essence: Octal D-Type Transparent Latch with 3-State Outputs
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• High-Level Input Voltage: 2V
• Low-Level Input Voltage: 0.8V
• High-Level Output Voltage: 2.7V
• Low-Level Output Voltage: 0.5V
• Maximum Operating Frequency: 100MHz
• Operating Temperature Range: -40°C to +85°C

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

• Octal transparent latch with 3-state outputs
• Non-inverting outputs
• High-speed operation
• Low-power consumption
• 3-state outputs for bus-oriented applications

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data processing - Low-power consumption helps in reducing energy usage - 3-state outputs enable easy integration into bus-oriented systems

Disadvantages: - Limited operating frequency of 100MHz may not be suitable for high-performance applications - Operating temperature range of -40°C to +85°C may restrict usage in extreme environments

Working Principles

The SN74AS4374BDWG4 is an octal transparent latch with 3-state outputs. It operates by latching the input data when the clock pulse (CP) signal is active. The latch remains transparent as long as the output enable (OE) signal is high. When OE is low, the latch holds the previously latched data.

The device features non-inverting outputs, which means that the output signals are the same as the input signals. This makes it suitable for applications where the input and output logic levels need to match.

Detailed Application Field Plans

The SN74AS4374BDWG4 is commonly used in various digital logic applications, including:

1. Data storage and transfer systems
2. Address decoding circuits
3. Bus-oriented systems
4. Memory modules
5. Control units

Its high-speed operation and 3-state outputs make it particularly useful in bus-oriented systems, where multiple devices can share a common data bus.

Detailed and Complete Alternative Models

1. SN74AS374DWG4: Octal D-Type Flip-Flop with 3-State Outputs
2. SN74AS573DWG4: Octal D-Type Transparent Latch with 3-State Outputs
3. SN74AS574DWG4: Octal D-Type Flip-Flop with 3-State Outputs

These alternative models offer similar functionality and characteristics, providing options for different design requirements.

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