TL16C550CIFN

Product Overview

• Category: Integrated Circuit (IC)
• Use: Serial Communication Controller
• Characteristics: High-performance, UART-compatible, FIFO-buffered, 16-byte transmit/receive FIFOs, programmable baud rate generator
• Package: 68-pin PLCC (Plastic Leaded Chip Carrier)
• Essence: TL16C550CIFN is a serial communication controller IC used for asynchronous communication between devices. It provides high-performance data transmission and reception capabilities with built-in FIFO buffers.
• Packaging/Quantity: The TL16C550CIFN is available in a 68-pin PLCC package.

Specifications

• Data Rate: Programmable from 50 bps to 1 Mbps
• Operating Voltage: 3.3V or 5V
• Operating Temperature Range: -40°C to +85°C
• Interface: UART (Universal Asynchronous Receiver Transmitter)
• Interrupts: 8 interrupt sources
• Data Format: 5, 6, 7, or 8-bit character length, even/odd/no parity, 1 or 2 stop bits
• Flow Control: Hardware or software flow control
• Compatibility: Fully compatible with industry-standard 16C550 UART

Pin Configuration

The TL16C550CIFN has a total of 68 pins. Here is the detailed pin configuration:

1. VCC
2. GND
3. CTS
4. RTS
5. DSR
6. DCD
7. RI
8. RXD
9. TXD
10. INT
11. A0
12. A1
13. A2
14. A3
15. A4
16. A5
17. A6
18. A7
19. A8
20. A9
21. A10
22. A11
23. A12
24. A13
25. A14
26. A15
27. B0
28. B1
29. B2
30. B3
31. B4
32. B5
33. B6
34. B7
35. B8
36. B9
37. B10
38. B11
39. B12
40. B13
41. B14
42. B15
43. RESET
44. CLK
45. WR
46. RD
47. CS1
48. CS2
49. CS3
50. CS4
51. CS5
52. CS6
53. CS7
54. CS8
55. CS9
56. CS10
57. CS11
58. CS12
59. CS13
60. CS14
61. CS15
62. CS16
63. CS17
64. CS18
65. CS19
66. CS20
67. CS21
68. CS22

Functional Features

• High-performance UART-compatible serial communication controller
• 16-byte transmit and receive FIFO buffers for efficient data transfer
• Programmable baud rate generator for flexible data rates
• Supports 5, 6, 7, or 8-bit character length with various parity and stop bit options
• Hardware or software flow control for reliable data transmission
• 8 interrupt sources for efficient handling of events

Advantages and Disadvantages

Advantages: - High-performance data transmission and reception capabilities - FIFO buffering reduces CPU overhead and improves efficiency - Wide range of programmable baud rates for flexibility - Compatible with industry-standard 16C550 UART

Disadvantages: - Limited pin count may restrict the number of peripherals that can be connected simultaneously - PLCC package may require additional socket or adapter for integration into certain systems

Working Principles

The TL16C550CIFN operates as a serial communication controller using the UART interface. It receives and transmits data asynchronously between devices. The built-in FIFO buffers enhance performance by reducing CPU overhead and allowing efficient handling of data.

The IC supports various data formats, including character length, parity, and stop bit configurations. It also provides flow control mechanisms to ensure reliable data transmission.

Application Field Plans

The TL16C550CIFN is widely used in applications requiring asynchronous serial communication. Some common application fields include:

1. Embedded Systems: Used in microcontroller-based systems for communication with external devices such as sensors, displays, and peripherals.
2. Industrial Automation: Enables communication between PLCs (Programmable Logic Controllers), HMIs (Human-Machine Interfaces), and other industrial equipment.
3. Networking Equipment: Integrated into routers, switches, and network interfaces for serial communication with other networking devices.