74LCX373WM

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Data storage and transfer
• Characteristics: Low voltage, high-speed operation, latch functionality
• 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: 2.0V to 3.6V
• High-Level Input Voltage: 2.0V to Vcc + 0.5V
• Low-Level Input Voltage: -0.5V to 0.8V
• High-Level Output Voltage: Vcc - 0.4V
• Low-Level Output Voltage: 0.4V
• Maximum Operating Frequency: 200MHz

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. GND: Ground
10. LE: Latch enable input
11. OE: Output enable input
12. Q0: Output for latch 0
13. Q1: Output for latch 1
14. Q2: Output for latch 2
15. Q3: Output for latch 3
16. Q4: Output for latch 4
17. Q5: Output for latch 5
18. Q6: Output for latch 6
19. Q7: Output for latch 7
20. Vcc: Power supply

Functional Features

• Octal transparent latch with 3-state outputs
• Latch enable and output enable inputs for control
• High-speed operation with low power consumption
• Compatible with TTL (Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor) logic levels
• Provides non-inverting outputs

Advantages and Disadvantages

Advantages: - Low voltage operation allows for compatibility with modern electronic systems - High-speed operation enables efficient data transfer - 3-state outputs provide flexibility in connecting multiple devices - Small package size saves board space

Disadvantages: - Limited voltage range may restrict usage in certain applications - May require additional components for proper signal conditioning - Sensitivity to electrostatic discharge (ESD) requires careful handling during assembly

Working Principles

The 74LCX373WM is an octal transparent latch that stores and transfers data. It operates on a low voltage supply, typically between 2.0V and 3.6V. The latch has eight data inputs (D0-D7) and eight corresponding outputs (Q0-Q7). The latch enable (LE) input controls the storage of data, while the output enable (OE) input determines whether the outputs are active or in a high-impedance state.

When the LE input is high, the latch stores the data present at the inputs. The stored data appears at the outputs when the OE input is also high. If the OE input is low, the outputs are in a high-impedance state, allowing other devices to drive the bus.

Detailed Application Field Plans

The 74LCX373WM is commonly used in various digital systems where data storage and transfer are required. Some application fields include:

1. Microcontrollers: Used to interface with external memory or peripheral devices.
2. Communication Systems: Facilitates data buffering and routing in networking equipment.
3. Data Acquisition Systems: Enables the capture and storage of analog signals for processing.
4. Industrial Automation: Controls and monitors various processes in manufacturing environments.
5. Automotive Electronics: Supports data transfer between different vehicle systems.

Detailed and Complete Alternative Models

1. 74HC373: Similar octal transparent latch with higher voltage operation (2.0V to 6.0V).
2. 74ACT373: Octal transparent latch with faster switching speed and wider voltage range (4.5V to 5.5V).
3. 74LS373: Octal transparent latch with TTL logic levels and wider voltage range (4.75V to 5.25V).

(Note: These alternative models are provided as examples and may have different pin configurations and specifications. Refer to their respective datasheets for detailed information.)

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