Encyclopedia Entry: 74LVC162244APVG

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: High-speed, low-power, bidirectional voltage translation
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Voltage level shifting between different logic families
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 400 MHz
• Number of Channels: 16
• Input/Output Type: Tri-State

Detailed Pin Configuration

The 74LVC162244APVG IC has a total of 48 pins, divided into two groups of 24 pins each. The pin configuration is as follows:

Group A:

1. OE (Output Enable) 1
2. I/O1A - Channel 1 Input/Output
3. I/O2A - Channel 2 Input/Output
4. GND (Ground)
5. I/O3A - Channel 3 Input/Output
6. I/O4A - Channel 4 Input/Output
7. VCC (Supply Voltage)
8. I/O5A - Channel 5 Input/Output
9. I/O6A - Channel 6 Input/Output
10. GND (Ground)
11. I/O7A - Channel 7 Input/Output
12. I/O8A - Channel 8 Input/Output
13. VCC (Supply Voltage)
14. I/O9A - Channel 9 Input/Output
15. I/O10A - Channel 10 Input/Output
16. GND (Ground)

Group B:

1. I/O11A - Channel 11 Input/Output
2. I/O12A - Channel 12 Input/Output
3. VCC (Supply Voltage)
4. I/O13A - Channel 13 Input/Output
5. I/O14A - Channel 14 Input/Output
6. GND (Ground)
7. I/O15A - Channel 15 Input/Output
8. I/O16A - Channel 16 Input/Output

Functional Features

• Bidirectional voltage translation between different logic families
• High-speed operation with low propagation delay
• Low power consumption
• Tri-State outputs for easy interfacing with other devices
• Overvoltage-tolerant inputs for improved robustness

Advantages and Disadvantages

Advantages:

• Enables seamless communication between devices operating at different voltage levels
• Supports high-speed data transmission up to 400 MHz
• Low power consumption makes it suitable for battery-powered applications
• Tri-State outputs allow multiple devices to share a common bus
• Overvoltage-tolerant inputs provide protection against voltage spikes

Disadvantages:

• Limited number of channels (16) may not be sufficient for complex systems requiring more connections
• TSSOP package may require careful handling during assembly due to its small size

Working Principles

The 74LVC162244APVG is designed to shift voltage levels between different logic families. It operates by receiving input signals from one logic family and translating them to the appropriate voltage levels required by another logic family. The bidirectional nature of the IC allows for seamless communication between devices operating at different voltage levels.

Detailed Application Field Plans

The 74LVC162244APVG is commonly used in various applications, including but not limited to: - Microcontroller interfacing - Data communication systems - Memory modules - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

• 74LVC162244A: Similar to 74LVC162244APVG, but without the TSSOP package
• 74HCT162244: Higher voltage-tolerant version of the IC
• SN74LVC162244: Equivalent IC from Texas Instruments

Note: The alternative models listed above are just a few examples. There are several other similar ICs available in the market.