SN74HC373DWRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Octal Transparent D-Type Latches with 3-State Outputs
• Characteristics:
  • High-speed operation
  • Wide operating voltage range
  • 3-state outputs for bus-oriented applications
  • Output drive capability: 15 LSTTL loads
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: This IC is designed to store and transfer data in electronic systems.
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Output Current: ±6mA
• Propagation Delay Time: 10ns (typical)
• Output Transition Time: 6ns (typical)

Detailed Pin Configuration

The SN74HC373DWRG4 has a total of 20 pins. The pin configuration is as follows:

1. Pin 1: Output Enable (OE)
2. Pin 2: Data Input (D0)
3. Pin 3: Data Input (D1)
4. Pin 4: Data Input (D2)
5. Pin 5: Data Input (D3)
6. Pin 6: Data Input (D4)
7. Pin 7: Data Input (D5)
8. Pin 8: Data Input (D6)
9. Pin 9: Data Input (D7)
10. Pin 10: Ground (GND)
11. Pin 11: Data Output (Q0)
12. Pin 12: Data Output (Q1)
13. Pin 13: Data Output (Q2)
14. Pin 14: Data Output (Q3)
15. Pin 15: Data Output (Q4)
16. Pin 16: Data Output (Q5)
17. Pin 17: Data Output (Q6)
18. Pin 18: Data Output (Q7)
19. Pin 19: Clock Input (CLK)
20. Pin 20: Supply Voltage (VCC)

Functional Features

• Octal transparent D-type latches with 3-state outputs
• Latches store data when clock signal is high
• Data inputs are transferred to the outputs when the latch enable (LE) input is low
• Outputs can be disabled by setting the output enable (OE) input high
• Suitable for bus-oriented applications

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - Wide operating voltage range provides flexibility in various systems - 3-state outputs enable easy integration into bus-oriented applications - Output drive capability of 15 LSTTL loads ensures compatibility with different devices

Disadvantages: - Limited output current may restrict use in certain high-power applications - Propagation delay time and output transition time may affect overall system performance in time-critical applications

Working Principles

The SN74HC373DWRG4 operates as an octal transparent latch. When the clock input (CLK) is high, the latch stores the data present at the data inputs (D0-D7). The stored data is then transferred to the corresponding data outputs (Q0-Q7) when the latch enable (LE) input is low. The output enable (OE) input can be used to disable the outputs, allowing multiple devices to share a common bus.

Detailed Application Field Plans

The SN74HC373DWRG4 can be used in various applications, including but not limited to: - Microprocessor-based systems - Data storage and transfer systems - Address decoding circuits - Bus-oriented architectures - Memory modules - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the SN74HC373DWRG4 include: - 74HC373: Similar octal transparent latch with 3-state outputs, but in a different package (DIP) - CD74HC373: Octal transparent latch with 3-state outputs from a different manufacturer (Texas Instruments) - MC74HC373: Octal transparent latch with 3-state outputs from another manufacturer (Motorola)

These alternative models offer similar functionality and can be used as substitutes depending on specific requirements.

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