MC74LCX258DTR2
Product Overview
- Category: Integrated Circuit (IC)
- Use: Logic Multiplexer
- Characteristics: Low-voltage, CMOS technology
- Package: TSSOP-16
- Essence: High-speed logic multiplexer
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Logic Family: LCX
- Number of Inputs: 8
- Number of Outputs: 1
- Supply Voltage Range: 2.0V to 3.6V
- Propagation Delay: 4.5 ns (typical)
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The MC74LCX258DTR2 has a total of 16 pins arranged as follows:
__ __
A1 | 1 16 | VCC
B1 | 2 15 | Y
A2 | 3 14 | B
B2 | 4 13 | A
A3 | 5 12 | GND
B3 | 6 11 | C
A4 | 7 10 | D
B4 | 8 9 | E
¯¯ ¯¯
Functional Features
- High-speed operation: The MC74LCX258DTR2 is designed for high-speed logic multiplexing applications.
- Low-voltage operation: It operates within a low voltage range of 2.0V to 3.6V, making it suitable for battery-powered devices.
- CMOS technology: The IC utilizes Complementary Metal-Oxide-Semiconductor (CMOS) technology, providing low power consumption and high noise immunity.
Advantages and Disadvantages
Advantages
- High-speed operation allows for efficient data multiplexing.
- Low-voltage operation makes it suitable for portable and low-power devices.
- CMOS technology provides low power consumption and high noise immunity.
Disadvantages
- Limited number of inputs and outputs restricts its application in complex systems.
- Narrow operating temperature range (-40°C to +85°C) may not be suitable for extreme environments.
Working Principles
The MC74LCX258DTR2 is a logic multiplexer that selects one of the eight input signals (A1-A4, B1-B4) based on the control inputs (C, D, E). The selected input is then routed to the output pin (Y). The IC operates using CMOS technology, which ensures low power consumption and high noise immunity.
Detailed Application Field Plans
The MC74LCX258DTR2 can be used in various applications, including but not limited to: - Data multiplexing in communication systems - Address decoding in microcontrollers - Signal routing in audio/video equipment - Control signal selection in industrial automation
Detailed and Complete Alternative Models
- SN74LVC1G57DBVR: Single 2-Channel Multiplexer/Demultiplexer
- CD4051BE: 8-Channel Analog Multiplexer/Demultiplexer
- 74HC151N: 8-Input Digital Multiplexer
These alternative models offer similar functionality and can be considered as alternatives to the MC74LCX258DTR2 depending on specific requirements.
Word count: 329 words
技術ソリューションにおける MC74LCX258DTR2 の適用に関連する 10 件の一般的な質問と回答をリストします。
Sure! Here are 10 common questions and answers related to the application of MC74LCX258DTR2 in technical solutions:
Q: What is MC74LCX258DTR2? A: MC74LCX258DTR2 is a quad 2-input multiplexer with 3-state outputs, commonly used in digital logic circuits.
Q: What is the operating voltage range for MC74LCX258DTR2? A: The operating voltage range for MC74LCX258DTR2 is typically between 2.0V and 3.6V.
Q: How many inputs does MC74LCX258DTR2 have? A: MC74LCX258DTR2 has four inputs, labeled A0, A1, A2, and A3.
Q: Can MC74LCX258DTR2 handle both analog and digital signals? A: No, MC74LCX258DTR2 is designed to handle only digital signals.
Q: What is the purpose of the 3-state outputs in MC74LCX258DTR2? A: The 3-state outputs allow multiple MC74LCX258DTR2 devices to be connected together without causing conflicts on the shared bus.
Q: What is the maximum frequency at which MC74LCX258DTR2 can operate? A: MC74LCX258DTR2 can typically operate at frequencies up to 100MHz.
Q: Can MC74LCX258DTR2 be used in battery-powered applications? A: Yes, MC74LCX258DTR2's low power consumption makes it suitable for battery-powered applications.
Q: How does MC74LCX258DTR2 handle input signals that exceed the operating voltage range? A: MC74LCX258DTR2 has built-in protection diodes that prevent the input voltage from exceeding the supply voltage.
Q: Can MC74LCX258DTR2 be used in high-temperature environments? A: Yes, MC74LCX258DTR2 is designed to operate at temperatures up to 125°C.
Q: Are there any specific application notes or reference designs available for MC74LCX258DTR2? A: Yes, the manufacturer provides application notes and reference designs that can help with the implementation of MC74LCX258DTR2 in various technical solutions.
Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.