仕様
| 属性 | 値 |
| Brand | Analog Devices |
| Product Type | RS-232 Interface IC |
| Subcategory | Interface ICs |
| Series | LTC1385 |
| Supply Voltage - Max | 3.6 V |
| Supply Voltage - Min | 3 V |
| Mounting Style | SMD/SMT |
| Height | 2 mm |
| Pd - Power Dissipation | 660 uW |
| Delivery Restrictions | Mouser does not sell this product in your region. |
| Package/Case | SO-18 |
概要
Description
The LTC1385CSW is a high-speed, low-power, analog switch manufactured by Linear Technology (now part of Analog Devices). Designed for applications requiring fast switching and low on-resistance, it is ideal for data acquisition systems, signal routing, and analog multiplexing.
Key features include:
- Single Supply Operation: Operates from a single +5V supply, accommodating various applications.
- Low On-Resistance: Offers low on-resistance (typically 0.5Ω), minimizing signal distortion and loss.
- High Speed: Capable of switch response times in the nanosecond range, facilitating high-frequency applications.
- Low Power Consumption: Consumes minimal power when in standby mode, enhancing overall energy efficiency.
- Wide Input Voltage Range: Accepts input signals from 0V to the supply voltage, making it versatile for various signal types.
The LTC1385CSW is widely used in telecommunications, instrumentation, and consumer electronics, where reliable and efficient signal management is crucial.
Key features include:
- Single Supply Operation: Operates from a single +5V supply, accommodating various applications.
- Low On-Resistance: Offers low on-resistance (typically 0.5Ω), minimizing signal distortion and loss.
- High Speed: Capable of switch response times in the nanosecond range, facilitating high-frequency applications.
- Low Power Consumption: Consumes minimal power when in standby mode, enhancing overall energy efficiency.
- Wide Input Voltage Range: Accepts input signals from 0V to the supply voltage, making it versatile for various signal types.
The LTC1385CSW is widely used in telecommunications, instrumentation, and consumer electronics, where reliable and efficient signal management is crucial.
Equivalent
Equivalent products to the LTC1385CSW include the MAX1487, SN75176, and ADM3251. These chips are used for RS-485/RS-422 communication and share similar functionality. Always check specific parameters such as voltage, speed, and package type to ensure compatibility for your application.
Features
The LTC1385CSW is a dual-channel, high-speed, low-power RS-232 transceiver designed for data communication applications. Key features include:
1. Dual Transceiver: Supports two independent RS-232 channels.
2. Low Voltage Operation: Operates on a single 5V supply, enabling compatibility with TTL/CMOS logic levels.
3. High Data Rates: Capable of supporting data rates up to 120 kbps.
4. Low Power Consumption: Designed for low power usage, making it efficient for portable applications.
5. Integrated Charge Pump: Contains an internal charge pump for generating necessary voltage levels for RS-232 signaling.
6. Wide Temperature Range: Operates effectively in a temperature range of -40°C to +85°C.
7. Short-Circuit Protection: Features include protection against short circuits, enhancing reliability.
8. Small Package: Available in a compact SOIC-8 package, ideal for space-constrained designs.
These features make the LTC1385CSW suitable for various communication applications, including point-to-point serial data transmission.
1. Dual Transceiver: Supports two independent RS-232 channels.
2. Low Voltage Operation: Operates on a single 5V supply, enabling compatibility with TTL/CMOS logic levels.
3. High Data Rates: Capable of supporting data rates up to 120 kbps.
4. Low Power Consumption: Designed for low power usage, making it efficient for portable applications.
5. Integrated Charge Pump: Contains an internal charge pump for generating necessary voltage levels for RS-232 signaling.
6. Wide Temperature Range: Operates effectively in a temperature range of -40°C to +85°C.
7. Short-Circuit Protection: Features include protection against short circuits, enhancing reliability.
8. Small Package: Available in a compact SOIC-8 package, ideal for space-constrained designs.
These features make the LTC1385CSW suitable for various communication applications, including point-to-point serial data transmission.
Pinout
The LTC1385CSW is an RS-485/RS-422 transceiver with a pin count of 8. Its primary functions include facilitating high-speed differential data transmission over long distances, making it suitable for industrial applications, data communication, and remote sensor networks.
### Pin Functions:
1. A (Pin 1): Non-inverting differential output.
2. B (Pin 2): Inverting differential output.
3. RO (Pin 3): Receiver output; provides a single-ended output signal.
4. RE (Pin 4): Receiver enable; active low to enable the receiver.
5. DE (Pin 5): Driver enable; active high to enable the driver.
6. DI (Pin 6): Driver input; accepts the single-ended input signal.
7. GND (Pin 7): Ground reference.
8. VCC (Pin 8): Supply voltage; typically +5V.
This configuration allows for robust communication in noisy environments, ensuring reliable data transfer in multi-point systems.
### Pin Functions:
1. A (Pin 1): Non-inverting differential output.
2. B (Pin 2): Inverting differential output.
3. RO (Pin 3): Receiver output; provides a single-ended output signal.
4. RE (Pin 4): Receiver enable; active low to enable the receiver.
5. DE (Pin 5): Driver enable; active high to enable the driver.
6. DI (Pin 6): Driver input; accepts the single-ended input signal.
7. GND (Pin 7): Ground reference.
8. VCC (Pin 8): Supply voltage; typically +5V.
This configuration allows for robust communication in noisy environments, ensuring reliable data transfer in multi-point systems.
Manufacturer
The LTC1385CSW is manufactured by Analog Devices, Inc. (ADI), a prominent American company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). Founded in 1965, Analog Devices is well-known for its innovations in various sectors, including communications, automotive, industrial automation, healthcare, and consumer electronics.
The LTC1385 is a high-speed, low-power, RS-485/RS-422 transceiver designed for data transmission in multipoint applications. Analog Devices focuses on providing solutions that enhance the performance of electronic systems, which includes a wide range of ICs for signal processing, analog interfaces, and power management. With a strong emphasis on research and development, the company serves a diverse customer base, delivering products that meet stringent requirements for reliability and efficiency.
The LTC1385 is a high-speed, low-power, RS-485/RS-422 transceiver designed for data transmission in multipoint applications. Analog Devices focuses on providing solutions that enhance the performance of electronic systems, which includes a wide range of ICs for signal processing, analog interfaces, and power management. With a strong emphasis on research and development, the company serves a diverse customer base, delivering products that meet stringent requirements for reliability and efficiency.
Application
The LTC1385CSW is a high-speed, low-power RS-485/RS-422 transceiver typically used in industrial automation, telecommunications, and data acquisition systems. Its applications include long-distance data communication in networking, multi-drop bus systems, and control systems. The device is suitable for use in harsh environments due to its robustness, making it ideal for factory automation, remote sensing, and automotive applications. Additionally, it supports half-duplex and full-duplex communication, enhancing its versatility in various communication protocols.
Package
The LTC1385CSW is packaged in a 16-lead SOIC (Small Outline Integrated Circuit) with a wide body. It is specifically designed for surface-mount applications.
