Texas Instruments TL16C552 Dual Asynchronous Communications Element with FIFO Datasheet

The TL16C552 is an enhanced dual channel version of the popular TL16C550 asynchronous communications element (ACE). The device serves two serial input/output interfaces simultaneously in microcomputer or microprocessor-based systems.


Texas Instruments TL16C552 Dual Asynchronous Communications Element with FIFO Datasheet - cover page
Brand
Texas Instruments
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
33
File format
PDF
File size
426 KB
Published
09 August, 2012
Updated
13 October, 2026
MD5 checksum
75CA4B44484D47DAE5E3A8C7EE1DE8A0

About this manual

The TL16C552 is an enhanced dual-channel version of the popular TL16C550 asynchronous communications element (ACE). It serves two serial input/output interfaces simultaneously in microcomputer or microprocessor-based systems, performing serial-to-parallel conversion on received data and parallel-to-serial conversion on transmitted data.

What's inside

  • Terminal Functions
  • Functional Block Diagram
  • Pin Configuration
  • Serial Interface Characteristics
  • Parallel Port Support
  • Interrupt Control
  • Modem Control Signals
  • Hardware Compatibility

Specifications

Package Type68-pin plastic leaded chip carrier
FIFO Size16-byte
Character Lengths5-, 6-, 7-, or 8-bit Characters
Stop Bits1-, 1 1/2-, or 2-Stop Bit Generation
Clock Divisor Range1 to (2^16 - 1)

Frequently asked questions

What is the TL16C552?

It is an enhanced dual channel version of the popular TL16C550 asynchronous communications element (ACE).

Is the TL16C552 compatible with IBM PC/AT?

Yes, it provides IBM PC/AT-compatible computers with a single device to serve the three system ports.

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