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Product Detailed Parameters
- Description：ASYNCH COMMS INTERFACE ADAPTER
- Series：*
- Mfr：Renesas Electronics Corporation
- Package：Bulk
- Features：-
- Number of Channels：-
- FIFO's：-
- Protocol：-
- Data Rate (Max)：-
- Voltage - Supply：-
- With Auto Flow Control：-
- With IrDA Encoder/Decoder：-
- With False Start Bit Detection：-
- With Modem Control：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
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Overview
The HD63450RPS12 is a single-chip UART controller manufactured by Renesas Electronics Corporation. It implements the Motorola MC6850 interface protocol to facilitate asynchronous serial communication between parallel data buses and serial output streams. The device operates as a universal asynchronous receiver and transmitter, managing data framing, parity generation, and error detection for reliable data transfer in embedded systems requiring standard RS-232 or similar serial interfaces.
Feature Summary
- Supports full-duplex asynchronous serial data transmission and reception
- Integrates status flags for buffer empty, transmit ready, and receive errors
- Compatible with standard microprocessor parallel bus architectures
Applications
- Industrial control system serial communication modules
- Embedded instrumentation data logging interfaces
- Legacy peripheral interconnect bridges
Procurement Notes
Verify the specific suffix 'RPS12' against official Renesas documentation to confirm package type and temperature range. Ensure compatibility with existing board layouts and voltage levels before procurement. Cross-reference part numbers with authorized distributors to avoid counterfeit components.
Selection Notes
Select this component when a dedicated hardware UART controller is required to offload serial processing from the main CPU. Consider pin compatibility and logic voltage levels relative to the host microcontroller. Evaluate if integrated MCU USART peripherals can replace discrete UART controllers to reduce bill of materials complexity.
Part Context
This component belongs to the family of standalone UART controllers designed for parallel-to-serial conversion. It serves as a bridge between high-speed parallel buses and slower serial communication lines, commonly used in systems where dedicated serial ports are needed without consuming internal MCU resources.
Replacement Considerations
Check for direct pin-compatible replacements such as the MC6850 or HD63450 variants. Verify electrical specifications including operating voltage and drive current to ensure functional equivalence in the target application.
