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MC1488MEL
Product Overview
- Category: Integrated Circuit
- Use: Signal Line Driver/Receiver
- Characteristics: High-speed, Low-power, TTL Compatible
- Package: SOIC-14
- Essence: The MC1488MEL is a quad line driver/receiver designed for use in digital data transmission systems. It provides high-speed signal amplification and level shifting capabilities.
- Packaging/Quantity: The MC1488MEL is available in a small outline integrated circuit (SOIC) package. Each package contains one unit.
Specifications
- Supply Voltage: 4.75V to 5.25V
- Operating Temperature Range: -40°C to +85°C
- Input Logic Levels: TTL Compatible
- Output Logic Levels: TTL Compatible
- Maximum Data Rate: 20 Mbps
- Number of Channels: 4
Detailed Pin Configuration
The MC1488MEL has a total of 14 pins arranged as follows:
``` __ __ 1 | __/ | 14 2 | | 13 3 | | 12 4 | | 11 5 | | 10 6 | | 9 7 | | 8
```
Pin Description: 1. Channel 1 Input 2. Channel 1 Output 3. Channel 2 Input 4. Channel 2 Output 5. Channel 3 Input 6. Channel 3 Output 7. Channel 4 Input 8. Channel 4 Output 9. Ground 10. Ground 11. VCC 12. Channel 1 Enable 13. Channel 2 Enable 14. Channel 3 Enable
Functional Features
- Quad line driver/receiver with TTL compatible inputs and outputs
- High-speed data transmission up to 20 Mbps
- Low-power consumption
- Wide operating temperature range (-40°C to +85°C)
- Enable/disable control for each channel
Advantages and Disadvantages
Advantages: - High-speed signal amplification and level shifting capabilities - TTL compatible inputs and outputs - Small package size (SOIC-14)
Disadvantages: - Limited number of channels (4)
Working Principles
The MC1488MEL is designed to amplify and shift the levels of digital signals in a data transmission system. It takes input signals from a digital source, amplifies them, and provides level-shifted output signals compatible with TTL logic levels. The enable/disable control allows individual channels to be enabled or disabled as required.
Detailed Application Field Plans
The MC1488MEL can be used in various applications, including: - Data communication systems - Serial data transmission - Industrial automation - Robotics - Telecommunications
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to the MC1488MEL are: - MAX1488E - SN75188 - DS1488
These models offer similar functionality and can be used as replacements depending on specific requirements.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MC1488MEL v technických řešeních
Sure! Here are 10 common questions and answers related to the application of MC1488MEL in technical solutions:
Q: What is MC1488MEL? A: MC1488MEL is a quad line driver IC used for converting TTL/CMOS logic levels to RS-232 voltage levels.
Q: What are the typical applications of MC1488MEL? A: MC1488MEL is commonly used in serial communication interfaces, such as UARTs, microcontrollers, and other devices requiring RS-232 compatibility.
Q: What is the operating voltage range for MC1488MEL? A: The operating voltage range for MC1488MEL is typically between 4.5V and 5.5V.
Q: How many channels does MC1488MEL have? A: MC1488MEL has four independent channels, allowing it to drive up to four RS-232 lines.
Q: What is the maximum data rate supported by MC1488MEL? A: MC1488MEL can support data rates up to 120 kbps.
Q: Does MC1488MEL require external capacitors? A: Yes, MC1488MEL requires external capacitors for charge pump operation. Refer to the datasheet for recommended values.
Q: Can MC1488MEL be used with both TTL and CMOS logic levels? A: Yes, MC1488MEL is compatible with both TTL and CMOS logic levels, making it versatile for various applications.
Q: Is MC1488MEL capable of driving long RS-232 cables? A: MC1488MEL can drive RS-232 cables up to a certain length, typically around 50 feet. For longer distances, additional line drivers or repeaters may be required.
Q: Does MC1488MEL provide any protection against voltage spikes? A: Yes, MC1488MEL includes built-in protection against voltage spikes and electrostatic discharge (ESD) events.
Q: Can MC1488MEL be used in industrial environments? A: Yes, MC1488MEL is suitable for use in industrial environments due to its robustness and ESD protection features.
Please note that these answers are general and may vary depending on the specific implementation and datasheet of MC1488MEL.