The MC145406P is a monolithic silicon gated CMOS Universal Asynchronous Receiver/Transmitter (UART) manufactured by Lansdale. It is designed to interface asynchronous serial data communication to parallel data. It provides all the necessary functions to handle asynchronous serial data transmission and reception.

Applications

• Serial Data Communication
• Computer Peripherals
• Modems
• Data Acquisition Systems

Features

• Full Duplex Operation
• Programmable Word Length (5, 6, 7, or 8 bits)
• Programmable Stop Bit Length (1, 1.5, or 2 bits)
• Programmable Parity (Even, Odd, or No Parity)
• Parity Generation and Checking
• False Start Bit Detection
• Data Overrun Error Detection
• Framing Error Detection
• Break Character Generation and Detection
• TTL Compatible Inputs and Outputs

Benefits

• Versatile Serial Communication: Supports a wide range of serial communication standards and protocols.
• Flexible Configuration: Programmable word length, stop bits, and parity allow for customization to specific application requirements.
• Error Detection Capabilities: Built-in error detection mechanisms ensure data integrity and reliable communication.
• Easy Integration: TTL compatible inputs and outputs simplify interfacing with other digital circuits.
• Simplified System Design: Integrated UART functionality reduces the need for external components and simplifies system design.

Additional Details

The MC145406P is typically packaged in a DIP (Dual In-Line Package). It requires a single 5V power supply. Key specifications include the operating temperature range, input voltage levels, and output drive capability. The baud rate is determined by an external clock signal. Consult the Lansdale datasheet for detailed timing diagrams, electrical characteristics, and application notes. Proper decoupling capacitors should be used to minimize noise and ensure stable operation. The datasheet contains crucial information regarding the device's pinout and functional operation.