ST16C554DCQ64TR-F

Overview

• Category: Integrated Circuit (IC)
• Use: Serial Communication Controller
• Characteristics:
  • High-performance UART with 16C550-compatible FIFOs
  • Supports asynchronous and synchronous serial communication
  • Low power consumption
  • Wide operating voltage range
• Package: QFP-64 (Quad Flat Package)
• Essence: This IC provides a reliable and efficient solution for serial communication in various applications.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Number of Channels: 4
• Data Rate: Up to 1.5 Mbps
• Operating Voltage Range: 3.0V to 5.5V
• FIFO Size: 16 bytes per channel
• Interrupt Sources: Receiver Line Status, Receiver Data Available, Transmitter Holding Register Empty, Modem Status
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ST16C554DCQ64TR-F has a total of 64 pins. The pin configuration is as follows:

```

Pin Name Description

1 VCC Power Supply 2 GND Ground 3 CTS0 Clear To Send (Channel 0) 4 RTS0 Request To Send (Channel 0) 5 RXD0 Receive Data (Channel 0) 6 TXD0 Transmit Data (Channel 0) 7 DSR0 Data Set Ready (Channel 0) 8 DCD0 Data Carrier Detect (Channel 0) 9 RI0 Ring Indicator (Channel 0) 10 CTS1 Clear To Send (Channel 1) 11 RTS1 Request To Send (Channel 1) 12 RXD1 Receive Data (Channel 1) 13 TXD1 Transmit Data (Channel 1) 14 DSR1 Data Set Ready (Channel 1) 15 DCD1 Data Carrier Detect (Channel 1) 16 RI1 Ring Indicator (Channel 1) ... ```

Functional Features

• High-speed UART with advanced FIFO architecture for efficient data transfer
• Supports both asynchronous and synchronous serial communication modes
• Programmable baud rate generator for flexible data transmission rates
• Automatic hardware and software flow control options
• Modem control signals for interfacing with external devices
• Enhanced error detection and handling mechanisms
• Power management features for low power consumption

Advantages and Disadvantages

Advantages

• High-performance UART with 16C550-compatible FIFOs ensures reliable and efficient data transfer.
• Wide operating voltage range allows compatibility with various systems.
• Low power consumption makes it suitable for battery-powered applications.
• Flexible configuration options enable customization based on specific requirements.

Disadvantages

• Limited number of channels (4) may not be sufficient for applications requiring a higher number of simultaneous serial connections.
• QFP package may require additional care during assembly and soldering processes.

Working Principles

The ST16C554DCQ64TR-F is designed to facilitate serial communication between microcontrollers or other devices. It utilizes UART (Universal Asynchronous Receiver/Transmitter) technology to transmit and receive data in a serial format. The IC incorporates FIFO (First-In, First-Out) buffers to efficiently handle data transfer, reducing the burden on the host system.

The UART supports both asynchronous and synchronous communication modes. In asynchronous mode, data is transmitted without a clock signal, while in synchronous mode, a clock signal is used for synchronization. The baud rate generator allows the user to set the desired data transmission rate.

The IC also provides various control signals, such as Clear To Send (CTS), Request To Send (RTS), Data Set Ready (DSR), Data Carrier Detect (DCD), and Ring Indicator (RI), for modem control and status monitoring.

Detailed Application Field Plans

The ST16C554DCQ64TR-F is widely used in applications that require reliable serial communication, such as:

1. Industrial Automation: Used for communication between PLCs (Programmable Logic Controllers) and various industrial devices, including sensors, actuators, and HMIs (Human Machine Interfaces).
2. Networking Equipment: Integrated into routers, switches, and network interface cards to enable serial communication with external devices.
3. Embedded Systems: Facilitates communication between microcontrollers and peripheral devices, such as displays, sensors, and wireless modules.
4. Medical Devices: Utilized in medical equipment for data exchange between different components, ensuring accurate and timely information transfer.
5. Automotive Electronics: Enables communication between automotive control units, allowing for efficient diagnostics and control of vehicle systems.

Alternative Models

• ST16C554DIQ64TR-F
• ST16C554CJ68TR-F
• ST16C554IJ68TR