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SN75C189ADRE4
Product Overview
Category
The SN75C189ADRE4 belongs to the category of integrated circuits (ICs) and specifically falls under the family of RS-232 transceivers.
Use
This product is commonly used for serial communication in various electronic devices, including computers, industrial control systems, and telecommunications equipment.
Characteristics
- High-speed data transmission
- Low power consumption
- ESD protection
- Wide operating voltage range
Package
The SN75C189ADRE4 is available in a small outline integrated circuit (SOIC) package, which provides ease of handling and integration into circuit boards.
Essence
The essence of this product lies in its ability to facilitate reliable and efficient serial communication between different electronic devices.
Packaging/Quantity
The SN75C189ADRE4 is typically packaged in reels or tubes and is available in varying quantities depending on the manufacturer's specifications.
Specifications
- Operating Voltage Range: 4.5V to 5.5V
- Data Rate: Up to 1Mbps
- Number of Channels: 1
- Operating Temperature Range: -40°C to 85°C
- Interface Type: RS-232
Detailed Pin Configuration
The detailed pin configuration of the SN75C189ADRE4 includes: 1. VCC 2. GND 3. TxD 4. RxD 5. CTS 6. RTS
Functional Features
- Integrated charge pump
- Receiver input hysteresis
- Thermal shutdown protection
- Low-power standby mode
Advantages and Disadvantages
Advantages
- Robust ESD protection
- Wide operating temperature range
- Low power consumption
Disadvantages
- Limited number of channels
- Requires external capacitors for charge pump operation
Working Principles
The SN75C189ADRE4 operates by converting TTL/CMOS level signals to RS-232 compatible levels for serial communication. It utilizes an integrated charge pump to generate the required voltage levels for RS-232 communication.
Detailed Application Field Plans
The SN75C189ADRE4 is widely used in applications such as: - Industrial automation - Networking equipment - Test and measurement instruments - Point-of-sale terminals
Detailed and Complete Alternative Models
Some alternative models to the SN75C189ADRE4 include: - MAX3232E - ADM3202 - SP3232E
In conclusion, the SN75C189ADRE4 is a versatile RS-232 transceiver that offers reliable and efficient serial communication capabilities across a wide range of electronic devices and applications.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng SN75C189ADRE4 trong giải pháp kỹ thuật
What is the SN75C189ADRE4?
- The SN75C189ADRE4 is a quad differential line receiver designed for digital data transmission over balanced lines.
What are the key features of the SN75C189ADRE4?
- The key features include wide common-mode voltage range, high input impedance, and low power consumption.
What is the typical application of the SN75C189ADRE4?
- It is commonly used in applications such as RS-485 and RS-422 communication systems, industrial automation, and motor control.
What is the operating voltage range of the SN75C189ADRE4?
- The operating voltage range is typically between 4.75V to 5.25V.
What is the maximum data rate supported by the SN75C189ADRE4?
- The maximum data rate supported is typically 10Mbps.
What is the input resistance of the SN75C189ADRE4?
- The input resistance is typically 12 kΩ.
Does the SN75C189ADRE4 have built-in ESD protection?
- Yes, it has built-in ESD protection up to ±15kV on the bus pins.
What is the temperature range for operation of the SN75C189ADRE4?
- The device can typically operate within a temperature range of -40°C to 85°C.
Is the SN75C189ADRE4 RoHS compliant?
- Yes, it is RoHS compliant, making it suitable for use in environmentally sensitive applications.
What are the recommended decoupling capacitor values for the SN75C189ADRE4?
- Typically, 0.1μF ceramic capacitors are recommended for decoupling purposes.