Overview
The SC16C654BIA68 is a Quad Universal Asynchronous Receiver and Transmitter (QUART) designed by NXP USA Inc. for serial data communications. This integrated circuit is part of the SC16C654B/654DB family and is housed in a 68-lead plastic leaded chip carrier (PLCC68) package. The device is optimized for high-speed serial communication, supporting baud rates up to 5 Mbit/s and featuring 64-byte FIFOs for both transmit and receive operations.
Key Specifications
| Parameter | Description |
|---|---|
| Package | PLCC68 (plastic leaded chip carrier; 68 leads) |
| Voltage Range | 2.5 V, 3.3 V, and 5 V |
| Baud Rate | Up to 5 Mbit/s |
| FIFO Size | 64 bytes for both transmit and receive operations |
| Character Formatting | 5, 6, 7, or 8-bit characters; Even, Odd, or No Parity; 1, 1.5, or 2-stop bits |
| Interrupts | Transmit, Receive, Line Status, and Data Set interrupts independently controlled |
| Modem Control | CTS, RTS, DSR, DTR, RI, CD |
| Diagnostic Capabilities | Loop-back controls for communications link fault isolation; Internal diagnostic capabilities |
Key Features
- Quad UART with four independent UART channels
- Standard modem interface or infrared (IrDA) encoder/decoder interface
- Sleep mode for power conservation
- False start-bit detection and complete status reporting capabilities
- 3-state output TTL drive capabilities for bi-directional data bus and control bus
- Line break generation and detection
- Prioritized interrupt system controls
Applications
- High-speed serial data communications in various industrial and automotive applications
- Embedded systems requiring multiple UART channels
- Modem and IrDA interface applications
- Systems needing advanced diagnostic and interrupt handling capabilities
Q & A
- What is the SC16C654BIA68 used for?
The SC16C654BIA68 is used for serial data communications, providing four independent UART channels.
- What is the maximum baud rate supported by the SC16C654BIA68?
The maximum baud rate supported is up to 5 Mbit/s.
- What types of voltage does the SC16C654BIA68 support?
The device supports 2.5 V, 3.3 V, and 5 V voltage ranges.
- What is the size of the FIFOs in the SC16C654BIA68?
The FIFOs are 64 bytes for both transmit and receive operations.
- Does the SC16C654BIA68 support modem control functions?
Yes, it supports modem control functions including CTS, RTS, DSR, DTR, RI, and CD.
- What kind of diagnostic capabilities does the SC16C654BIA68 have?
The device has loop-back controls for communications link fault isolation and internal diagnostic capabilities.
- Can the SC16C654BIA68 operate in sleep mode?
Yes, it has a sleep mode for power conservation.
- What types of character formatting are supported by the SC16C654BIA68?
The device supports 5, 6, 7, or 8-bit characters with Even, Odd, or No Parity and 1, 1.5, or 2-stop bits.
- How are interrupts handled in the SC16C654BIA68?
Transmit, Receive, Line Status, and Data Set interrupts are independently controlled.
- What is the package type of the SC16C654BIA68?
The device is housed in a 68-lead plastic leaded chip carrier (PLCC68) package.
