74LVTH2245PW,112

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Bus Transceiver
• Characteristics: High-speed, low-power, bidirectional voltage level translation
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates signals between different voltage levels in digital systems
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 400MHz
• Number of Channels: 8
• Input/Output Type: Tri-State
• Logic Family: LVTH

Detailed Pin Configuration

The 74LVTH2245PW,112 has a total of 20 pins. The pin configuration is as follows:

+-------------------+ OE1 |1 20| VCC A1_1 |2 19| B1_1 A1_2 |3 18| B1_2 A1_3 |4 17| B1_3 A1_4 |5 74LVTH2245 16| B1_4 A1_5 |6 PW,112 15| B1_5 A1_6 |7 14| B1_6 A1_7 |8 13| B1_7 A1_8 |9 12| B1_8 GND |10 11| OE2 +-------------------+

Functional Features

• Bidirectional voltage level translation between two voltage domains
• Tri-State outputs allow multiple devices to share a common bus
• High-speed operation enables efficient data transfer
• Low-power consumption for energy-efficient designs
• ESD protection on all inputs and outputs for enhanced reliability

Advantages and Disadvantages

Advantages

• Wide supply voltage range allows compatibility with various systems
• High-speed operation enables fast data transmission
• Tri-State outputs facilitate bus sharing in multi-device systems
• Low-power consumption helps conserve energy
• ESD protection enhances the reliability of the IC

Disadvantages

• Limited number of channels (8) may not be sufficient for complex systems requiring more connections
• TSSOP package may be challenging to solder manually due to its small size

Working Principles

The 74LVTH2245PW,112 is designed to translate signals between different voltage levels in digital systems. It operates by receiving input signals from one voltage domain and translating them to the corresponding voltage level in another domain. The bidirectional nature of the IC allows it to perform level shifting in both directions.

The Tri-State outputs enable multiple devices to share a common bus. When the output is disabled (OE1 or OE2 is high), the IC enters a high-impedance state, allowing other devices to drive the bus. This feature prevents bus contention and facilitates efficient communication between multiple devices.

Detailed Application Field Plans

The 74LVTH2245PW,112 finds applications in various digital systems where voltage level translation is required. Some common application fields include: - Microcontrollers and microprocessors - Memory interfaces - Communication systems - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

• SN74LVC245A: Similar bidirectional voltage level translator with 8 channels, available in different packages such as SOIC and TSSOP.
• MC74VHC245: Octal bus transceiver with 3-state outputs, compatible with a wide range of supply voltages.
• CD4504B: Hex voltage level shifter with non-inverting inputs and outputs, suitable for interfacing between different logic families.

(Note: The above alternative models are just a few examples. There are several other alternatives available in the market.)

This entry provides an overview of the 74LVTH2245PW,112 integrated circuit, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.