Overview
The SC28L194A1BE,551, produced by NXP USA Inc., is a Quad UART (Universal Asynchronous Receiver-Transmitter) integrated circuit designed for high-performance asynchronous communication. This CMOS-LSI device provides four full-duplex asynchronous channels, each equipped with 16-byte FIFOs, and supports both 3.3V and 5V supply voltages. The SC28L194 is fabricated using advanced CMOS technology, ensuring low power consumption, high density, and reliability. It features a synchronous bus interface for communication between the host and the UART, along with various diagnostic modes and modem control capabilities.
Key Specifications
| Parameter | Value |
|---|---|
| Package | 80-pin Low Profile Quad Flat Pack (LQFP) |
| Supply Voltage | 3.3V ± 10%, 5V ± 10% |
| Number of Channels | 4 (Quad UART) |
| FIFO Depth | 16 bytes per channel |
| Baud Rates | 22 fixed baud rates, plus programmable baud rate counters |
| Operating Temperature | -40°C to +85°C |
| Modem Control | Yes, with four I/O ports per UART |
| Auto Flow Control | Yes, using Xon/Xoff characters |
| False Start Bit Detection | Yes |
| Internal Oscillator | Yes, 2-8 MHz crystal oscillator |
Key Features
- Four full-duplex asynchronous channels with 16-byte FIFOs each
- Support for both 3.3V and 5V supply voltages
- Synchronous bus interface for host communication
- Automatic in-band flow control using Xon/Xoff characters
- Address recognition in Wake-up mode
- Diagnostic modes: automatic echo, local loop back, remote loop back
- Four I/O ports per UART for modem controls, clocks, RTSN, etc.
- Change of State Detectors for all I/O ports
- Two global inputs and two global outputs for general purpose I/O
- Power down mode
- High speed CMOS technology
Applications
The SC28L194A1BE,551 is suitable for a variety of applications requiring high-speed asynchronous communication, such as:
- Industrial automation systems
- Telecommunication equipment
- Embedded systems requiring multiple serial interfaces
- Modem and serial communication devices
- Networking and data communication hardware
Q & A
- What is the SC28L194A1BE,551 used for? The SC28L194A1BE,551 is a Quad UART integrated circuit used for high-performance asynchronous communication in various applications.
- What are the supply voltage options for the SC28L194A1BE,551? The device supports both 3.3V and 5V supply voltages.
- How many FIFOs does each UART channel have? Each UART channel has a 16-byte FIFO.
- What types of diagnostic modes are available? The device supports automatic echo, local loop back, and remote loop back diagnostic modes.
- Does the SC28L194A1BE,551 have modem control capabilities? Yes, it has four I/O ports per UART for modem controls.
- What is the operating temperature range of the SC28L194A1BE,551? The operating temperature range is -40°C to +85°C.
- Does the device support automatic flow control? Yes, it supports automatic in-band flow control using Xon/Xoff characters.
- What is the package type of the SC28L194A1BE,551? The device is packaged in an 80-pin Low Profile Quad Flat Pack (LQFP).
- Is there an internal oscillator on the SC28L194A1BE,551? Yes, it has a 2-8 MHz crystal oscillator.
- What are the global I/O capabilities of the SC28L194A1BE,551? The device has two global inputs and two global outputs for general purpose I/O.
