Encyclopedia Entry: 74LVX238TTR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Gate Decoder/Demultiplexer
• Characteristics: High-speed operation, low power consumption
• Package: TSSOP-16
• Essence: Decodes binary input signals into multiple output lines
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage: 2.0V to 5.5V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature: -40°C to +85°C
• Propagation Delay: 4.3 ns (typical)
• Logic Family: LVX

Detailed Pin Configuration

The 74LVX238TTR IC has a total of 16 pins arranged as follows:

+---+--+---+ A0 --|1 +--+ 16|-- VCC A1 --|2 15|-- Y0 A2 --|3 14|-- Y1 G1 --|4 13|-- Y2 E1 --|5 74LVX 12|-- Y3 Y7 --|6 238TTR 11|-- G2 Y6 --|7 10|-- E2 Y5 --|8 9|-- A3 +----------+

Functional Features

• Decodes three binary inputs (A0, A1, A2) into eight output lines (Y0-Y7)
• Enables individual output lines based on the input combination
• High-speed operation allows for quick decoding of input signals
• Low power consumption makes it suitable for battery-powered devices

Advantages

• Compact TSSOP-16 package saves board space
• Wide supply voltage range allows for versatile applications
• Low propagation delay ensures efficient signal decoding
• Compatible with various logic families due to LVX technology

Disadvantages

• Limited number of input lines (3) and output lines (8)
• Not suitable for applications requiring a higher number of inputs or outputs

Working Principles

The 74LVX238TTR is a decoder/demultiplexer IC that operates based on the binary input signals (A0, A1, A2). It decodes these inputs into eight output lines (Y0-Y7) using internal logic gates. The G1 and G2 pins control the enable/disable functionality of the output lines, while the E1 and E2 pins control the active-high/active-low operation. The IC's high-speed operation and low power consumption make it an ideal choice for various digital applications.

Detailed Application Field Plans

The 74LVX238TTR IC finds applications in various fields, including: 1. Digital electronics 2. Communication systems 3. Microcontroller-based projects 4. Data multiplexing/demultiplexing 5. Address decoding in memory systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the 74LVX238TTR IC are: 1. 74HC238: Similar functionality but operates at a higher voltage range (2V to 6V) 2. CD74HCT138: Offers similar features but operates at a wider temperature range (-55°C to +125°C) 3. SN74LS138: Provides comparable functionality but operates at a lower speed

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