Overview
The LTC1387CG#TRPBF, produced by Analog Devices Inc., is a versatile and compact multiprotocol transceiver designed for various digital communication applications. This device is a low power, reconfigurable CMOS bidirectional transceiver that can be configured as either an RS485 differential port or as two RS232 single-ended ports. It operates from a single 5V supply and features an onboard charge pump that generates the necessary boosted positive and negative supplies for RS232 compliance. The LTC1387CG#TRPBF is known for its reliability, flexibility, and robust operation in standard industrial temperature ranges.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Operating Temperature Range | 0°C ~ 70°C | °C |
| Number of Drivers/Receivers | 2/2 | |
| Data Rate | 150 KBd | KBd |
| Receiver Hysteresis | 40 mV | mV |
| Supply Voltage | 5V | V |
| Transmission Mode | Half-Duplex | |
| Package Type | 20-SSOP | |
| Shutdown Mode Supply Current | 5 µA | µA |
Key Features
- Multiprotocol interface support: Can be configured as an RS485 differential port or as two RS232 single-ended ports.
- Integrated 2 drivers and 2 receivers for comprehensive communication capabilities.
- 150 KBd data rate for effective communication in various applications.
- Receiver hysteresis of 40 mV for improved noise immunity.
- Operates from a single 5V supply with an onboard charge pump for RS232 compliance.
- Surface mount technology for secure PCB integration.
- Low power consumption with a typical supply current of 7 mA and 5 µA in shutdown mode.
- Short-circuit and thermal shutdown protection for interface drivers.
- Logic selectable fast/slow RS485 driver slew rate.
- Self-testing capability in loopback mode.
- Separate driver and receiver enable controls.
Applications
- Data communication equipment.
- Serial data transmission systems.
- Industrial control interfaces.
- Point of sale (POS) terminals.
- Cable repeaters.
- Level translators.
Q & A
- What is the operating temperature range of the LTC1387CG#TRPBF?
The operating temperature range is 0°C to 70°C.
- What is the data rate of the LTC1387CG#TRPBF?
The data rate is 150 KBd.
- What protocols does the LTC1387CG#TRPBF support?
The device supports RS232, RS485, and RS422 protocols.
- What is the supply voltage requirement for the LTC1387CG#TRPBF?
The device operates from a single 5V supply.
- Does the LTC1387CG#TRPBF have built-in protection features?
Yes, it features short-circuit and thermal shutdown protection for the interface drivers.
- What is the package type of the LTC1387CG#TRPBF?
The device is available in a 20-SSOP package.
- Can the LTC1387CG#TRPBF be configured for different transmission modes?
Yes, it can be configured for half-duplex transmission and supports both RS232 and RS485 modes.
- What is the shutdown mode supply current of the LTC1387CG#TRPBF?
The shutdown mode supply current is 5 µA.
- Does the LTC1387CG#TRPBF have self-testing capabilities?
Yes, it has a loopback mode for self-testing and diagnostic purposes.
- What are some common applications of the LTC1387CG#TRPBF?
Common applications include data communication equipment, serial data transmission systems, industrial control interfaces, and point of sale (POS) terminals.
