SN74LVC861ADWRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-power, voltage-level translation
• Package: SOIC-20
• Essence: This IC is designed to translate logic levels between different voltage domains.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 1.65V to 5.5V
• Logic Voltage Levels: 1.2V to 3.6V
• Input/Output Compatibility: CMOS, TTL
• Propagation Delay: 2.8ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74LVC861ADWRG4 has a total of 20 pins arranged as follows:

1. A1
2. B1
3. GND
4. A2
5. B2
6. VCCA
7. OE
8. DIR
9. VCCB
10. B3
11. A3
12. GND
13. B4
14. A4
15. VCCA
16. OE
17. DIR
18. VCCB
19. B5
20. A5

Functional Features

• Bidirectional voltage-level translation between two independent voltage domains
• Automatic direction control based on the DIR pin
• Output enable/disable control using the OE pin
• Low power consumption
• High-speed operation

Advantages and Disadvantages

Advantages

• Wide supply voltage range allows compatibility with various systems
• Supports bidirectional communication between different voltage domains
• Fast propagation delay ensures efficient signal translation
• Low power consumption helps in reducing overall system power requirements

Disadvantages

• Limited number of translation channels (5 channels)
• May not support voltage domains outside the specified range
• Requires careful consideration of input/output voltage levels to prevent signal distortion

Working Principles

The SN74LVC861ADWRG4 is a logic level translator that enables bidirectional communication between two voltage domains. It utilizes a combination of MOSFETs and control circuitry to achieve voltage-level translation. The DIR pin controls the direction of translation, while the OE pin enables or disables the output. The IC operates by monitoring the input voltage levels and translating them to the corresponding levels in the target voltage domain.

Detailed Application Field Plans

The SN74LVC861ADWRG4 finds applications in various fields where voltage-level translation is required. Some potential application areas include:

1. Microcontroller interfacing with different voltage peripherals
2. Communication systems involving multiple voltage domains
3. Sensor networks requiring voltage compatibility between nodes
4. Industrial automation systems with mixed voltage components
5. Battery-powered devices with different voltage requirements

Detailed and Complete Alternative Models

1. SN74LVC862ADWRG4: Similar to SN74LVC861ADWRG4 but with 6 translation channels instead of 5.
2. SN74LVC863ADWRG4: Offers 8 translation channels for more complex systems.
3. SN74LVC864ADWRG4: Provides 10 translation channels for larger-scale applications.

These alternative models offer similar functionality but with varying numbers of translation channels to suit different system requirements.

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