MAX238C/D
Product Overview
- Category: Integrated Circuit
- Use: RS-232 Transceiver
- Characteristics: High-speed, low-power, 5V operation
- Package: 20-pin SSOP, 24-pin DIP
- Essence: MAX238C: 20-pin SSOP, MAX238D: 24-pin DIP
- Packaging/Quantity: Tube/100 units, Tape & Reel/2500 units
Specifications
The MAX238C/D is a high-speed, low-power, 5V-powered RS-232 transceiver. It operates at data rates up to 120kbps and features a shutdown mode for power-sensitive applications.
Detailed Pin Configuration
- VCC
- GND
- T1IN
- T1OUT
- R1OUT
- R1IN
- R2IN
- R2OUT
- T2OUT
- T2IN
- SHDN
- C2-
- C2+
- C1+
- C1-
- V-
- V+
- R2OUT
- R2IN
- T2IN
Functional Features
- High-speed (up to 120kbps)
- Low-power operation
- Shutdown mode for power-sensitive applications
- 5V operation
Advantages and Disadvantages
Advantages
- High-speed data transmission
- Low power consumption
- Shutdown mode for power savings
Disadvantages
- Limited data rate compared to newer transceivers
- Requires external capacitors for operation
Working Principles
The MAX238C/D operates by converting TTL/CMOS-level signals into RS-232 levels and vice versa. It uses internal charge pumps to generate the RS-232 voltage levels from a single 5V supply.
Detailed Application Field Plans
The MAX238C/D is suitable for various applications requiring high-speed RS-232 communication, such as industrial automation, instrumentation, and data acquisition systems. Its low-power operation makes it ideal for battery-powered devices.
Detailed and Complete Alternative Models
- MAX3232E: Higher data rates, lower power consumption
- MAX232E: Lower data rates, lower power consumption
- MAX485: RS-485 transceiver for longer distance communication
In conclusion, the MAX238C/D is a versatile RS-232 transceiver suitable for high-speed communication in various applications. Its high-speed operation, low power consumption, and shutdown mode make it an attractive choice for power-sensitive designs. However, designers should consider alternative models for higher data rates or specific interface requirements.
技術ソリューションにおける MAX238C/D 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。
Question: What is the maximum operating frequency of MAX238C/D?
Answer: The maximum operating frequency of MAX238C/D is 120MHz.Question: Can MAX238C/D be used in industrial applications?
Answer: Yes, MAX238C/D is suitable for industrial applications due to its robust design and wide operating temperature range.Question: What is the typical supply current of MAX238C/D?
Answer: The typical supply current of MAX238C/D is 10mA.Question: Does MAX238C/D support multiple voltage supply options?
Answer: Yes, MAX238C/D can operate with dual power supply voltages, making it versatile for various system designs.Question: Is MAX238C/D compatible with TTL and CMOS logic levels?
Answer: Yes, MAX238C/D is compatible with both TTL and CMOS logic levels, providing flexibility in interfacing with different devices.Question: What is the input voltage range of MAX238C/D?
Answer: The input voltage range of MAX238C/D is typically between -0.3V and VCC + 0.3V.Question: Can MAX238C/D be used in battery-powered applications?
Answer: Yes, MAX238C/D's low power consumption makes it suitable for battery-powered applications, extending the device's usability.Question: What are the key features of MAX238C/D for signal conditioning?
Answer: MAX238C/D offers high-speed data transmission, low propagation delay, and excellent noise immunity for reliable signal conditioning.Question: Does MAX238C/D have built-in protection features?
Answer: Yes, MAX238C/D includes ESD protection on all pins, enhancing its robustness in demanding environments.Question: Can MAX238C/D be used in telecommunications equipment?
Answer: Yes, MAX238C/D is well-suited for telecommunications equipment, offering high performance and compatibility with industry standards.