SN74LVCH16541ADGVR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-voltage, 16-bit bus transceiver with 3-state outputs
• Package: VSSOP (Very Small Outline Package)
• Essence: Translates signals between different voltage levels in digital systems
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input Voltage Range: -0.5V to 7V
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to 85°C
• Maximum Propagation Delay: 4.2ns
• Maximum Operating Frequency: 200MHz

Detailed Pin Configuration

The SN74LVCH16541ADGVR has a total of 48 pins, which are divided into four groups:

Group A (Power Supply)

• VCC: Positive power supply (+3.3V)
• GND: Ground (0V)

Group B (Data Inputs/Outputs)

• A1-A8: Data inputs (A1 is the least significant bit)
• Y1-Y8: Data outputs (Y1 is the least significant bit)

Group C (Control Inputs)

• OE: Output Enable (active low)
• DIR: Direction control input

Group D (Voltage Translation Control)

• VCCA: Voltage level for group A
• VCCB: Voltage level for groups B and C

Functional Features

• Bidirectional voltage translation between two different voltage domains
• Supports both unidirectional and bidirectional data flow
• 3-state outputs allow multiple devices to share a common bus
• Low power consumption and high-speed operation
• ESD protection on all inputs and outputs

Advantages and Disadvantages

Advantages

• Wide supply voltage range allows compatibility with various systems
• High-speed operation enables efficient data transfer
• 3-state outputs facilitate bus sharing among multiple devices
• ESD protection ensures reliability in harsh environments

Disadvantages

• Limited to 16-bit bus width
• Requires external control signals for direction and output enable

Working Principles

The SN74LVCH16541ADGVR operates by using a combination of CMOS and BiCMOS technology. It employs a voltage level translation technique that allows seamless communication between two different voltage domains. The direction of data flow is controlled by the DIR input, while the OE input enables or disables the outputs.

Detailed Application Field Plans

The SN74LVCH16541ADGVR finds applications in various digital systems where voltage translation is required. Some common application fields include:

1. Microcontrollers and microprocessors
2. Communication systems
3. Data acquisition systems
4. Industrial automation
5. Automotive electronics

Detailed and Complete Alternative Models

1. SN74LVC1T45DBVR: Single-bit voltage level translator with 3-state output
2. SN74AVC4T245PW: Quad-bit voltage level translator with 3-state output
3. SN74HCT125N: Quad-bit buffer/line driver with 3-state output

These alternative models offer similar functionality but may have different specifications and package options.

In conclusion, the SN74LVCH16541ADGVR is a versatile logic level translator IC that provides efficient voltage translation between different voltage domains. Its high-speed operation, low power consumption, and 3-state outputs make it suitable for a wide range of digital systems.