SN74LVCH16245ADLG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifting and Voltage Translation
• Characteristics: Bidirectional, 16-bit, Non-Inverting, 3.3V to 5V Logic Level Translation
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic Level Translator IC
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V (VCCA), 2.3V to 5.5V (VCCB)
• Input Voltage Range: 0V to VCCA
• Output Voltage Range: 0V to VCCB
• Maximum Operating Frequency: 100MHz
• Number of Channels: 16
• Propagation Delay: 3.8ns (Max)
• Low Power Consumption: ICC = 10μA (Max)

Detailed Pin Configuration

The SN74LVCH16245ADLG4 has a total of 48 pins, which are divided into two groups: Group A and Group B. Each group consists of 24 pins.

Group A: - Pins 1-12: Channel 1-12 Inputs/Outputs (A1-A12) - Pins 13-24: Channel 13-24 Inputs/Outputs (OE1-OE12)

Group B: - Pins 25-36: Channel 1-12 Inputs/Outputs (B1-B12) - Pins 37-48: Channel 13-24 Inputs/Outputs (OE1-OE12)

Functional Features

• Bidirectional voltage translation between two logic levels (3.3V and 5V)
• Non-inverting translation with no direction control required
• Supports high-speed data transmission up to 100MHz
• Low power consumption for energy-efficient operation
• Provides 16 channels for simultaneous level shifting

Advantages and Disadvantages

Advantages: - Enables seamless communication between different voltage domains - Simplifies interfacing between microcontrollers, sensors, and other devices operating at different logic levels - High-speed operation allows for efficient data transfer - Low power consumption extends battery life in portable applications

Disadvantages: - Limited to bidirectional level shifting, not suitable for unidirectional applications - Requires careful consideration of input/output voltage levels to prevent signal distortion or damage

Working Principles

The SN74LVCH16245ADLG4 utilizes a combination of MOSFETs and CMOS technology to achieve bidirectional voltage translation. It operates by monitoring the input voltage levels on one side (VCCA) and translating them to the corresponding voltage levels on the other side (VCCB). The direction of translation is determined automatically based on the input voltage levels.

Detailed Application Field Plans

1. Microcontroller Interfacing: The SN74LVCH16245ADLG4 can be used to interface microcontrollers operating at different logic levels, allowing seamless communication between them.

2. Sensor Integration: Sensors often operate at different voltage levels than microcontrollers. This IC enables direct connection between sensors and microcontrollers without the need for additional level shifting circuitry.

3. Communication Systems: In communication systems, where different components may operate at varying voltage levels, this IC ensures reliable data transmission between them.

4. Industrial Automation: The SN74LVCH16245ADLG4 finds application in industrial automation systems, enabling communication between control units and various sensors/actuators.

Detailed and Complete Alternative Models

1. TXS0108EPWR: 8-bit Bidirectional Voltage-Level Translator with Automatic Direction Control.
2. PCA9306DCTR: Dual Bidirectional I2C-Bus and SMBus Voltage-Level Translator.
3. SN74LVC1T45DCKR: Single Bit Dual Supply Bus Transceiver with Configurable Voltage Translation.

These alternative models offer similar functionality to the SN74LVCH16245ADLG4 and can be considered based on specific application requirements.

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