Encyclopedia Entry: 74LVC16245AEV/G,51

Product Overview

• Category: Integrated Circuit (IC)
• Use: Signal Level Shifter
• Characteristics: Bi-directional voltage level translation between different logic levels
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: High-speed CMOS technology for low power consumption and high noise immunity
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Logic Family: LVC (Low Voltage CMOS)
• Number of Channels: 16
• Input Voltage Range: 1.2V to 3.6V
• Output Voltage Range: 1.2V to 3.6V
• Maximum Data Rate: 400 Mbps
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74LVC16245AEV/G,51 IC has a total of 48 pins, divided into two groups of 24 pins each. Each group corresponds to one direction of data transmission. The pin configuration is as follows:

• Group A (pins 1-24):

  • Pins 1-8: Channel 1 Inputs/Outputs
  • Pins 9-16: Channel 2 Inputs/Outputs
  • Pins 17-24: Channel 3 Inputs/Outputs

• Group B (pins 25-48):

  • Pins 25-32: Channel 4 Inputs/Outputs
  • Pins 33-40: Channel 5 Inputs/Outputs
  • Pins 41-48: Channel 6 Inputs/Outputs

Functional Features

• Bi-directional voltage level shifting: Allows seamless translation between different logic levels.
• Wide input/output voltage range: Supports operation with various voltage levels.
• High-speed operation: Capable of handling data rates up to 400 Mbps.
• Low power consumption: Utilizes high-speed CMOS technology for efficient power usage.
• High noise immunity: Provides reliable signal transmission in noisy environments.

Advantages and Disadvantages

Advantages: - Bi-directional capability simplifies circuit design. - Wide voltage range compatibility enhances versatility. - High-speed operation enables efficient data transfer. - Low power consumption reduces energy requirements. - High noise immunity ensures reliable signal transmission.

Disadvantages: - Limited number of channels may restrict certain applications. - TSSOP package may require careful handling during assembly.

Working Principles

The 74LVC16245AEV/G,51 is designed using low voltage CMOS technology. It utilizes a combination of MOSFETs and CMOS logic gates to achieve bi-directional voltage level shifting. The IC detects the input logic levels and translates them to the corresponding output logic levels, allowing seamless communication between devices operating at different voltage levels.

Detailed Application Field Plans

The 74LVC16245AEV/G,51 is commonly used in various applications that require voltage level translation, such as: - Interfacing between microcontrollers and peripheral devices with different voltage levels. - Communication between different logic families (e.g., TTL and CMOS). - Level shifting in bus systems, such as I2C, SPI, or UART.

Detailed and Complete Alternative Models

• 74LVC16244A: Similar to 74LVC16245AEV/G,51 but with 8 channels instead of 16.
• 74LVCH16245A: Higher speed version with a maximum data rate of 500 Mbps.
• SN74LVC16245A: Equivalent model from Texas Instruments.

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