CD74FCT541M96G4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: High-speed, low-power consumption
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: This IC is designed to shift logic levels between different voltage domains.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage: 4.5V - 5.5V
• Logic Family: FCT
• Number of Channels: 8
• Input Voltage Levels: TTL/CMOS
• Output Voltage Levels: CMOS
• Propagation Delay: 3.5ns (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The CD74FCT541M96G4 has a total of 20 pins. The pin configuration is as follows:

1. GND (Ground)
2. A1 (Input A1)
3. B1 (Input B1)
4. Y1 (Output Y1)
5. A2 (Input A2)
6. B2 (Input B2)
7. Y2 (Output Y2)
8. A3 (Input A3)
9. B3 (Input B3)
10. Y3 (Output Y3)
11. A4 (Input A4)
12. B4 (Input B4)
13. Y4 (Output Y4)
14. VCC (Power Supply)
15. OE (Output Enable)
16. GND (Ground)
17. Y5 (Output Y5)
18. B5 (Input B5)
19. A5 (Input A5)
20. Y6 (Output Y6)

Functional Features

• Logic level shifting between different voltage domains
• High-speed operation
• Low power consumption
• 3-state outputs for bus-oriented applications
• Output enable (OE) pin for easy control of output state

Advantages and Disadvantages

Advantages

• Allows interfacing between devices operating at different logic levels
• Fast propagation delay ensures quick signal transmission
• Low power consumption helps in energy-efficient designs
• 3-state outputs facilitate bus sharing among multiple devices

Disadvantages

• Limited to shifting between specific voltage levels (TTL/CMOS to CMOS)
• Not suitable for applications requiring level shifting between non-standard voltage levels

Working Principles

The CD74FCT541M96G4 operates by receiving input signals from one voltage domain (TTL/CMOS) and shifting them to another voltage domain (CMOS). It utilizes a combination of transistors and logic gates to achieve this level shifting functionality. The OE pin allows the user to enable or disable the output, providing flexibility in controlling the output state.

Detailed Application Field Plans

The CD74FCT541M96G4 is commonly used in various applications where logic level shifting is required. Some of the typical application fields include:

1. Microcontroller interfacing with peripheral devices operating at different logic levels.
2. Communication systems involving different voltage domains, such as UART, SPI, or I2C interfaces.
3. Industrial automation systems where sensors and actuators operate at different logic levels.
4. Data acquisition systems that interface with analog-to-digital converters (ADCs) or digital-to-analog converters (DACs).
5. Automotive electronics for level shifting between different components within the vehicle.

Detailed and Complete Alternative Models

1. SN74LVC245A: This IC provides similar logic level shifting functionality with a wider supply voltage range.
2. CD4050B: A hex buffer/converter IC that can be used for level shifting between different voltage domains.
3. 74HC4050: Another hex buffer/converter IC suitable for logic level shifting applications.

These alternative models offer similar features and can be considered as substitutes for the CD74FCT541M96G4 depending on specific requirements.

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