SN74HCT373DWR

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 capability: 6 mA at VCC = 4.5 V
  • TTL compatibility: VIH = 2 V, VIL = 0.8 V
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The SN74HCT373DWR is a latch IC that can store and output data in an octal format. It is commonly used in digital systems where multiple bits of data need to be stored and accessed simultaneously.
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 4.5 V to 5.5 V
• Input Voltage Range: 0 V to VCC
• Operating Temperature Range: -40°C to +85°C
• Output Current: 6 mA
• Propagation Delay Time: 15 ns (max)
• Input Capacitance: 3 pF (typ)
• Output Capacitance: 10 pF (typ)

Detailed Pin Configuration

The SN74HCT373DWR has a total of 20 pins. The pin configuration is as follows:

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. LE (Latch Enable)
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 (Supply Voltage)

Functional Features

• Octal transparent latch with 3-state outputs
• Data inputs are latched to the outputs when the latch enable (LE) signal is high
• Outputs can be disabled by setting the output enable (OE) signal low
• High-speed operation allows for efficient data storage and retrieval
• Wide operating voltage range makes it compatible with various digital systems
• 3-state outputs facilitate bus-oriented applications

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data processing - Wide operating voltage range provides compatibility with different systems - 3-state outputs allow for bus-oriented applications

Disadvantages: - Limited output current capability (6 mA) - Propagation delay time may affect timing-sensitive applications

Working Principles

The SN74HCT373DWR operates as an octal transparent latch with 3-state outputs. When the latch enable (LE) signal is high, the data inputs (D0-D7) are latched to the outputs (Q0-Q7). The outputs can be disabled by setting the output enable (OE) signal low. This IC operates at high speed and has a wide operating voltage range, making it suitable for various digital systems.

Detailed Application Field Plans

The SN74HCT373DWR is commonly used in the following application fields:

1. Microprocessor-based systems
2. Data storage and retrieval systems
3. Bus-oriented architectures
4. Digital communication systems
5. Industrial automation systems

Detailed and Complete Alternative Models

1. 74HC373: Octal D-Type Transparent Latch with 3-State Outputs
2. CD74HCT373: High-Speed CMOS Logic Octal Transparent Latch with 3-State Outputs
3. MC74HCT373A: Octal D-Type Latch with 3-State Outputs

These alternative models offer similar functionality to the SN74HCT373DWR and can be used as replacements in various applications.

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