The P87C54SBAA512 is a microcontroller designed by NXP Semiconductors. It is part of the 8051 family of microcontrollers and is widely used in various embedded systems applications. Below are the key features and an overview of this IC component:
1. Architecture: The P87C54SBAA512 microcontroller is based on a powerful 8-bit architecture, making it suitable for a wide range of applications.
2. Central Processing Unit (CPU): It features a high-performance CPU that operates at a maximum frequency of 11.0592 MHz.
3. Memory: This microcontroller supports a 512 bytes of on-chip Random Access Memory (RAM) which is useful for data storage during program execution. Additionally, it also includes 8 kilobytes of on-chip Read-Only Memory (ROM) for storing the program code.
4. I/O Ports: It has four general-purpose I/O ports (P0, P1, P2, and P3) that can be configured as inputs or outputs based on application requirements. These ports offer bidirectional and individually programmable pins to interface with external devices.
5. Timer/Counter: The P87C54SBAA512 comes with two 16-bit timers/counters, Timer 0 and Timer 1, which provide various timing and counting functionalities. These timers can be used for precise time measurements, generating time delays, and controlling external devices.
6. Serial Port: It includes a full-duplex serial communication interface (UART) that enables transmission and reception of data serially. This feature is commonly used for communication with other devices such as sensors, displays, or external controllers.
7. Interrupts: The microcontroller supports multiple interrupt sources, allowing it to respond to external events promptly. It offers six interrupt sources, including two external interrupts, two Timer 1 interrupts, and two serial communication interrupts.
8. Power Supply: It operates within a voltage range of 4.5V to 5.5V, making it suitable for various low-power applications.
9. Package: The P87C54SBAA512 is available in a 40-pin Dual In-Line Package (DIP) for easy integration on electronic circuits.
10. Development Tools: NXP provides a comprehensive software development kit (SDK) and Integrated Development Environments (IDE) to facilitate the development and programming of this microcontroller. This includes assemblers, compilers, and debuggers.
In conclusion, the P87C54SBAA512 microcontroller is a versatile 8-bit IC component suitable for a wide range of embedded systems applications. Its key features include a powerful CPU, sufficient memory, versatile I/O ports, timers/counters, serial communication interface, interrupts, and a reliable power supply.
