SN74ALVTH16827GR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-voltage, 20-bit bus transceiver
• Package: TSSOP (Thin Shrink 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: 1.2V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 2.5ns (Max)
• Output Current: ±24mA
• ESD Protection: >2000V

Detailed Pin Configuration

The SN74ALVTH16827GR has a total of 56 pins, which are divided into various groups:

• Group A (pins 1-14): Data Inputs/Outputs (D0-D13)
• Group B (pins 15-28): Voltage Translation Control Inputs (DIR, OE, GND, VCC)
• Group C (pins 29-42): Voltage Translation Control Outputs (DIR, OE, GND, VCC)
• Group D (pins 43-56): Power Supply and Ground Pins (VCC, GND)

Functional Features

• Bidirectional voltage translation between two independent buses
• Supports mixed-mode signal operation on each port
• Provides non-inverting level shifting
• Allows voltage level translation from 1.2V to 3.6V

Advantages and Disadvantages

Advantages: - High-speed operation - Low-voltage operation - Wide supply voltage range - ESD protection for robustness - Bidirectional data flow

Disadvantages: - Limited number of bits (20-bit bus transceiver) - Requires external control signals for voltage translation

Working Principles

The SN74ALVTH16827GR operates by receiving input signals from one bus and translating them to the voltage level of another bus. It uses a combination of level shifting circuits and bidirectional buffers to achieve this voltage translation. The direction of translation is controlled by the DIR pin, while the OE pin enables or disables the output buffers.

Detailed Application Field Plans

The SN74ALVTH16827GR is commonly used in various applications where voltage translation between different logic levels is required. Some specific 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. SN74LVC1T45: Single-Bit Dual-Supply Bus Transceiver
2. SN74AVC4T245: 4-Bit Dual-Supply Bus Transceiver
3. SN74LVCH16244A: 16-Bit Bus Transceiver with 3-State Outputs
4. SN74LVC8T245: 8-Bit Dual-Supply Bus Transceiver
5. SN74AVC16T245: 16-Bit Dual-Supply Bus Transceiver

These alternative models offer similar functionality and can be considered as alternatives to the SN74ALVTH16827GR based on specific requirements and system constraints.

In conclusion, the SN74ALVTH16827GR is a high-speed, low-voltage logic level translator IC that facilitates voltage translation between different digital systems. With its wide supply voltage range and bidirectional data flow capability, it finds applications in various fields such as microcontrollers, communication systems, and industrial automation.