The UTC75185L is a monolithic integrated circuit designed for use as a multiple RS-232 driver and receiver. This device is particularly suited for applications requiring serial communication ports, commonly found in computers, peripherals, and communication equipment. The UTC75185L integrates both transmitter drivers and receiver circuits, streamlining board design and reducing component count.

Applications:

• RS-232 Serial Communication
• Computer Peripherals (e.g., printers, scanners)
• Modems
• Data Acquisition Systems
• Industrial Control Systems

Features:

• Meets or Exceeds TIA/EIA-232-F Standards
• Single Chip Solution: Integrates both drivers and receivers
• High Data Transfer Rates: Supports reliable communication at specified baud rates.
• Low Power Consumption: Optimized for minimal power draw in various operating modes.
• ESD Protection: Enhanced electrostatic discharge protection on all RS-232 I/O pins.
• Driver Output Current Limiting: Prevents damage from short-circuit conditions.
• Receiver Input Hysteresis: Improves noise immunity.

Benefits:

• Simplified System Design: Reduces component count and board space requirements.
• Reliable Communication: Ensures stable data transfer in noisy environments.
• Lower Power Consumption: Suitable for battery-powered devices and energy-efficient systems.
• Enhanced System Protection: ESD protection and current limiting prevent damage to the device and connected equipment.
• Cost-Effective Solution: Integrates multiple functions into a single chip, lowering overall system cost.

Technical Specifications:

The UTC75185L typically operates from a single 5V power supply. It features multiple drivers and receivers, each capable of handling RS-232 signal levels. The device includes built-in slew rate limiting to minimize EMI emissions. Input impedance meets RS-232 standards. Detailed electrical characteristics, timing diagrams, and application circuits are available in the device datasheet.