SN74ALVCH373DWR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data storage and transfer
• Characteristics: High-speed, low-power consumption
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Octal transparent latch with 3-state outputs
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply voltage range: 1.65V to 3.6V
• Input voltage range: 0V to VCC
• Output voltage range: 0V to VCC
• Operating temperature range: -40°C to +85°C
• Output drive capability: ±24mA at 3.3V
• Propagation delay: 2.5ns typical

Detailed Pin Configuration

The SN74ALVCH373DWR has a total of 20 pins. The pin configuration is as follows:

1. D0 - Data input 0
2. D1 - Data input 1
3. D2 - Data input 2
4. D3 - Data input 3
5. D4 - Data input 4
6. D5 - Data input 5
7. D6 - Data input 6
8. D7 - Data input 7
9. GND - Ground
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 - Power supply

Functional Features

• Octal transparent latch with 3-state outputs
• High-speed operation
• Low-power consumption
• Non-inverting outputs
• Output current capability of ±24mA at 3.3V

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - Low-power consumption helps in reducing energy usage - Non-inverting outputs simplify circuit design - Wide supply voltage range enhances compatibility

Disadvantages: - Limited output drive capability compared to some other ICs - May not be suitable for applications requiring higher output currents

Working Principles

The SN74ALVCH373DWR is an octal transparent latch with 3-state outputs. It can store and transfer data using its eight input pins (D0-D7). The latch enable (LE) pin controls the storage of data, while the output enable (OE) pin enables or disables the outputs. When the LE pin is high, the inputs are latched and stored. The stored data can then be accessed through the corresponding output pins (Q0-Q7) when the OE pin is also high.

Detailed Application Field Plans

The SN74ALVCH373DWR is commonly used in various applications, including:

1. Data storage systems
2. Address decoding circuits
3. Bus interface units
4. Memory modules
5. Microprocessor-based systems

Its high-speed operation and low-power consumption make it suitable for applications where efficient data transfer and energy efficiency are crucial.

Detailed and Complete Alternative Models

1. SN74LVC373A: Similar octal transparent latch with 3-state outputs, operates at a lower voltage range of 1.65V to 3.6V.
2. SN74LVTH373: Octal transparent latch with 3-state outputs and 5V tolerant inputs, suitable for mixed-voltage systems.
3. SN74ACT373: Octal transparent latch with 3-state outputs, operates at a higher voltage range of 4.5V to 5.5V.

These alternative models offer similar functionality and can be considered based on specific voltage requirements and system compatibility.

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