SN74LVCH16543ADLR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data storage and transfer
• Characteristics: High-speed, low-voltage, 16-bit bus transceiver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Bidirectional voltage-level translator
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Number of bits: 16
• Logic family: LVCH
• Voltage supply range: 1.65V to 3.6V
• Input/output type: CMOS
• Output drive capability: ±24mA
• Propagation delay: 2.5ns (typical)
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The SN74LVCH16543ADLR has a total of 56 pins, which are distributed as follows:

• Pins 1 to 8: Data inputs/outputs (D0-D7)
• Pins 9 to 16: Data inputs/outputs (D8-D15)
• Pins 17 to 24: Enable inputs (G1-G8)
• Pins 25 to 32: Output enable inputs (OE1-OE8)
• Pins 33 to 40: VCC (Power supply)
• Pins 41 to 48: Ground (GND)
• Pins 49 to 56: Control inputs (A1-A8)

Functional Features

• Bidirectional data flow between two independent buses
• Voltage-level translation between different logic families
• Non-inverting outputs for both input and output data
• Individual output enables for each bus
• 3-state outputs for bus isolation when not enabled
• Schmitt-trigger inputs for noise immunity

Advantages and Disadvantages

Advantages: - High-speed operation - Wide voltage supply range - Low power consumption - Compact TSSOP package - Noise-immune Schmitt-trigger inputs

Disadvantages: - Limited number of bits (16) - Requires external control signals for proper operation - Not suitable for high-current applications

Working Principles

The SN74LVCH16543ADLR is a bidirectional bus transceiver that allows data transfer between two independent buses operating at different voltage levels. It uses CMOS technology, which enables high-speed operation and low power consumption. The device features non-inverting outputs, individual output enables, and 3-state outputs for bus isolation when not enabled. The Schmitt-trigger inputs provide noise immunity, ensuring reliable data transmission.

Detailed Application Field Plans

The SN74LVCH16543ADLR can be used in various applications that require voltage-level translation and data transfer between different logic families. Some potential application fields include:

1. Microcontroller interfacing: The IC can be used to connect microcontrollers operating at different voltage levels, enabling seamless communication between them.
2. Communication systems: It can be employed in data communication systems to interface between devices with different logic families, such as UARTs, SPI, or I2C interfaces.
3. Industrial automation: The IC can facilitate data exchange between different modules or subsystems within an industrial automation setup, enhancing overall system performance.
4. Automotive electronics: It can be utilized in automotive applications where voltage-level translation is required, such as connecting sensors or actuators to the vehicle's electronic control unit (ECU).

Detailed and Complete Alternative Models

1. SN74LVC245A: 8-bit bus transceiver with similar characteristics but a smaller package (SOIC).
2. SN74AVC4T774: 4-bit voltage-level translator with integrated level-shifting capabilities.
3. SN74HCT125: Quad buffer/line driver with 3-state outputs, suitable for voltage-level translation in low-power applications.

These alternative models offer similar functionality and can be considered based on specific requirements and constraints.

Word count: 446 words