TL16C552FNR

Product Overview

Category

The TL16C552FNR belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for serial communication applications.

Characteristics

• High-speed data transfer capability
• Dual UART (Universal Asynchronous Receiver/Transmitter) channels
• Support for various serial protocols
• Low power consumption
• Wide operating voltage range

Package

The TL16C552FNR is available in a 68-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of TL16C552FNR lies in its ability to facilitate reliable and efficient serial communication between devices.

Packaging/Quantity

The TL16C552FNR is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage: 3.3V
• Data Rate: Up to 1 Mbps
• Operating Temperature Range: -40°C to +85°C
• Number of UART Channels: 2
• FIFO (First-In-First-Out) Buffer Size: 16 bytes
• Pin Count: 68

Detailed Pin Configuration

The TL16C552FNR has a total of 68 pins, each serving a specific purpose. The pin configuration is as follows:

1. VCC - Power supply voltage
2. GND - Ground reference
3. TXA - Transmit data channel A
4. RXA - Receive data channel A
5. CTS1 - Clear To Send input for channel 1
6. RTS1 - Request To Send output for channel 1
7. DCD1 - Data Carrier Detect input for channel 1
8. DSR1 - Data Set Ready input for channel 1
9. RI1 - Ring Indicator input for channel 1
10. TXB - Transmit data channel B
11. RXB - Receive data channel B
12. CTS2 - Clear To Send input for channel 2
13. RTS2 - Request To Send output for channel 2
14. DCD2 - Data Carrier Detect input for channel 2
15. DSR2 - Data Set Ready input for channel 2
16. RI2 - Ring Indicator input for channel 2 17-20. Reserved (NC) 21-28. Ground pins 29-36. Reserved (NC) 37-44. Ground pins 45-52. Reserved (NC) 53-60. Ground pins 61-68. Reserved (NC)

Functional Features

Dual UART Channels

The TL16C552FNR integrates two independent UART channels, allowing simultaneous communication with multiple devices.

FIFO Buffers

With 16-byte FIFO buffers for each channel, the IC enables efficient data transfer and reduces the need for frequent CPU intervention.

Programmable Baud Rate Generator

The built-in baud rate generator allows flexible configuration of data transfer rates to suit various communication requirements.

Interrupt Support

The TL16C552FNR supports interrupt-driven communication, enabling efficient handling of incoming and outgoing data.

Advantages and Disadvantages

Advantages

• High-speed data transfer capability
• Dual UART channels for simultaneous communication
• Low power consumption
• Wide operating voltage range
• Integrated FIFO buffers for efficient data transfer

Disadvantages

• Limited number of UART channels (only two)
• Relatively large package size (68-pin PLCC)

Working Principles

The TL16C552FNR operates based on the principles of UART communication. It receives serial data from a transmitting device, converts it into parallel format, and transmits it to the receiving device. Similarly, it receives parallel data from the receiving device, converts it into serial format, and transmits it to the transmitting device. This bidirectional communication is facilitated by the UART channels and supported by various functional features of the IC.

Detailed Application Field Plans

The TL16C552FNR finds applications in various fields that require reliable serial communication. Some of the detailed application field plans include:

1. Industrial Automation: Used for communication between PLCs (Programmable Logic Controllers), sensors, and actuators.
2. Telecommunications: Employed in modems, routers, and other networking devices for data transmission.
3. Automotive Electronics: Integrated into automotive systems for communication between different modules and components.
4. Medical Devices: Utilized in medical equipment for data exchange between devices and control units.
5. Consumer Electronics: Incorporated in devices like printers, scanners, and digital cameras for data transfer.

Detailed and Complete Alternative Models

1. MAX232: A popular alternative with similar functionality, widely used in serial communication applications.
2. FT232R: USB-to-UART converter IC, suitable for applications requiring USB connectivity.
3. PL2303HX: USB-to-serial bridge controller, commonly