SN74BCT373DWR

Product Overview

Category

SN74BCT373DWR belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used as an octal transparent latch with 3-state outputs.

Characteristics

• Octal latch: The SN74BCT373DWR has eight individual latches that can store data.
• Transparent latch: The input data is directly transferred to the output when the latch enable (LE) signal is high.
• 3-state outputs: The outputs can be put into a high-impedance state, allowing multiple devices to share a common bus.

Package

SN74BCT373DWR is available in a standard 20-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of SN74BCT373DWR lies in its ability to store and transfer data in an efficient and controlled manner.

Packaging/Quantity

SN74BCT373DWR is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

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
• Maximum Clock Frequency: 25 MHz

Detailed Pin Configuration

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

Functional Features

• Octal Latching: The SN74BCT373DWR can store data in eight individual latches.
• Transparent Operation: When the latch enable (LE) signal is high, the input data is directly transferred to the output.
• 3-State Outputs: The outputs can be put into a high-impedance state using the output enable (OE) signal.

Advantages and Disadvantages

Advantages

• Efficient data storage and transfer with octal latching.
• Transparent operation allows real-time data updates.
• 3-state outputs enable bus sharing among multiple devices.

Disadvantages

• Limited maximum clock frequency of 25 MHz.
• Requires external control signals for proper operation.

Working Principles

The SN74BCT373DWR operates by storing data in its eight individual latches. When the latch enable (LE) signal is high, the input data is transferred to the corresponding latch outputs. The output enable (OE) signal controls whether the latch outputs are active or in a high-impedance state.

Detailed Application Field Plans

SN74BCT373DWR finds applications in various fields, including: 1. Data storage systems 2. Address decoding circuits 3. Bus interface units 4. Memory modules 5. Microprocessor systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to SN74BCT373DWR are: 1. 74HC373: Octal D-type latch with 3-state outputs 2. CD74HCT373: High-speed CMOS octal latch with 3-state outputs 3. MC74ACT373: Octal transparent latch with 3-state outputs

These alternative models offer similar functionality and can be used as replacements for SN74BCT373DWR in various applications.

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