The Intersil 82C52 is a high performance programmable Universal Asynchronous Receiver/Transmitter (UART) and Baud Rate Generator (BRG) on a single chip. Utilizing the Intersil advanced Scaled SAJI IV CMOS process, the 82C52 will support data rates up to 1M baud asynchronously with a 16X clock (16MHz clock frequency).
   
Features
• Single Chip UART/BRG
• DC to 16MHz (1M Baud) Operation
• Crystal or External Clock Input
• On-Chip Baud Rate Generator - 72 Selectable Baud Rates
• Interrupt Mode with Mask Capability
• Microprocessor Bus Oriented Interface
• 80C86 Compatible
• Single +5V Power Supply
• Low Power Operation. . . . . . . . . . . . . . . . . . . . 1mA/MHz Typ
• Modem Interface
• Line Break Generation and Detection
• Operating Temperature Range:
    - C82C52 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0°C to +70°C
    - I82C52. . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40°C to +85°C
    - M82C52. . . . . . . . . . . . . . . . . . . . . . . . . . . -55°C to +125°C
• Pb-Free Plus Anneal Available (RoHS Compliant)