ST202CTR
Product Overview
Category
The ST202CTR belongs to the category of integrated circuits (ICs) and specifically falls under the family of RS-232 Interface ICs.
Use
It is commonly used for serial communication in various electronic devices, such as computers, modems, and industrial control systems.
Characteristics
- Package: The ST202CTR is available in a small outline integrated circuit (SOIC) package.
- Essence: It is designed to provide reliable and efficient RS-232 communication.
- Packaging/Quantity: Typically supplied in reels, containing a specific quantity per reel.
Specifications
The ST202CTR features the following specifications: - Operating Voltage Range: 4.5V to 5.5V - Data Rate: Up to 120kbps - Number of Drivers/Receivers: 2/2 - Operating Temperature Range: -40°C to 85°C
Detailed Pin Configuration
The pin configuration of the ST202CTR is as follows:
| Pin Number | Name | Description | |------------|------------|----------------------| | 1 | VCC | Power Supply | | 2 | T1OUT | Transmitter Output | | 3 | R1IN | Receiver Input | | 4 | R1OUT | Receiver Output | | 5 | T1IN | Transmitter Input | | 6 | GND | Ground | | 7 | T2IN | Transmitter Input | | 8 | R2OUT | Receiver Output | | 9 | R2IN | Receiver Input | | 10 | T2OUT | Transmitter Output |
Functional Features
The ST202CTR offers the following functional features: - Dual RS-232 Transceivers - Low Power Consumption - ESD Protection - High Noise Immunity
Advantages and Disadvantages
Advantages
- Compact SOIC Package
- Wide Operating Voltage Range
- High Data Rate Capability
Disadvantages
- Limited Driver/Receiver Count
- Restricted Operating Temperature Range
Working Principles
The ST202CTR operates by converting between RS-232 voltage levels and TTL/CMOS voltage levels, enabling seamless communication between devices with different voltage requirements.
Detailed Application Field Plans
The ST202CTR is widely utilized in applications requiring reliable serial communication, including but not limited to: - Computer Peripherals - Industrial Automation Systems - Networking Equipment
Detailed and Complete Alternative Models
Some alternative models to the ST202CTR include: - MAX232 - ADM202 - SP202E
In conclusion, the ST202CTR is a versatile RS-232 interface IC that offers reliable communication capabilities within a compact form factor. Its wide operating voltage range and high data rate make it suitable for various applications, despite its limitations in driver/receiver count and operating temperature range.
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技術ソリューションにおける ST202CTR 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。
What is ST202CTR?
- ST202CTR is a high-speed RS-232 line driver and receiver that operates at data rates up to 120 kbps.
How does ST202CTR differ from standard RS-232 transceivers?
- ST202CTR features a low-power shutdown mode, making it suitable for battery-powered applications, and it has a wider operating voltage range compared to standard RS-232 transceivers.
What are the typical applications of ST202CTR?
- ST202CTR is commonly used in industrial automation, instrumentation, and data acquisition systems where reliable serial communication is required.
What is the operating voltage range of ST202CTR?
- ST202CTR operates over a wide voltage range of +4.5V to +5.5V, making it suitable for various system designs.
Does ST202CTR support half-duplex or full-duplex communication?
- ST202CTR supports both half-duplex and full-duplex communication modes, providing flexibility in system design.
Can ST202CTR be used in automotive applications?
- Yes, ST202CTR is suitable for automotive applications due to its robustness and ability to withstand harsh environmental conditions.
What is the power consumption of ST202CTR?
- ST202CTR has low power consumption, especially in shutdown mode, making it ideal for power-sensitive applications.
Is ST202CTR compatible with TTL logic levels?
- Yes, ST202CTR is compatible with TTL logic levels, simplifying interfacing with microcontrollers and other digital devices.
Does ST202CTR have built-in ESD protection?
- Yes, ST202CTR includes built-in ESD protection, enhancing the reliability of the communication interface.
Are there any known compatibility issues with ST202CTR and specific microcontrollers?
- ST202CTR is widely compatible with most microcontrollers and does not have significant known compatibility issues. However, it's always recommended to refer to the datasheets and application notes for specific microcontroller compatibility.