74LVC623ADB,112

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: Low-voltage CMOS device, 5 V tolerant inputs and outputs, high-speed operation, wide operating voltage range
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic level shifting between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65 V to 5.5 V
• Input Voltage Range: -0.5 V to 7 V
• Output Voltage Range: 0 V to VCC + 0.5 V
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay: 4.3 ns (typical)
• Maximum Quiescent Current: 10 µA

Detailed Pin Configuration

The 74LVC623ADB,112 IC has a total of 20 pins. The pin configuration is as follows:

1. OE (Output Enable) - Output control pin
2. A1 - Data input/output pin 1
3. B1 - Data input/output pin 2
4. A2 - Data input/output pin 3
5. B2 - Data input/output pin 4
6. A3 - Data input/output pin 5
7. B3 - Data input/output pin 6
8. A4 - Data input/output pin 7
9. B4 - Data input/output pin 8
10. GND (Ground) - Ground reference
11. VCC - Positive power supply
12. NC (No Connection) - No electrical connection
13. B5 - Data input/output pin 9
14. A5 - Data input/output pin 10
15. B6 - Data input/output pin 11
16. A6 - Data input/output pin 12
17. B7 - Data input/output pin 13
18. A7 - Data input/output pin 14
19. B8 - Data input/output pin 15
20. A8 - Data input/output pin 16

Functional Features

• Logic level shifting between different voltage domains
• Bi-directional data transfer capability
• 5 V tolerant inputs and outputs allow interfacing with both 3.3 V and 5 V systems
• High-speed operation for efficient data transmission
• Wide operating voltage range enables compatibility with various power supply levels

Advantages and Disadvantages

Advantages: - Enables seamless communication between devices operating at different voltage levels - Supports bidirectional data transfer - Low power consumption - Compact package size for space-constrained applications

Disadvantages: - Limited number of data input/output pins (16 in total) - Not suitable for high-voltage applications

Working Principles

The 74LVC623ADB,112 is a logic level shifter that allows bidirectional data transfer between two voltage domains. It operates by converting the logic levels of input signals from one voltage domain to another. The device uses low-voltage CMOS technology, making it compatible with both 3.3 V and 5 V systems.

Detailed Application Field Plans

The 74LVC623ADB,112 IC finds applications in various fields where logic level shifting is required. Some of the common application areas include:

1. Microcontroller interfacing: The IC facilitates communication between microcontrollers operating at different voltage levels.
2. Sensor networks: It enables data exchange between sensors and microcontrollers with varying voltage requirements.
3. Industrial automation: The IC can be used in control systems to interface between different voltage domains.
4. Consumer electronics: It is suitable for applications involving different logic voltage levels, such as smartphones, tablets, and gaming consoles.

Detailed and Complete Alternative Models

1. 74LVC4245A: Octal dual-supply translating transceiver; similar functionality with additional direction control pins.
2. SN74LVC1T45: Single-bit dual-supply bus transceiver; suitable for bidirectional level shifting in low-voltage systems.
3. TXB0108: Eight-channel bi-directional voltage-level translator; supports voltage translation between multiple I/O standards.

These alternative models offer similar logic level shifting capabilities with varying features and pin configurations.

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