Overview
The P89V51RD2FN,112 is a high-performance 8-bit microcontroller from NXP USA Inc., based on the 80C51 architecture. This microcontroller is designed to offer a balance of performance, power efficiency, and versatility, making it suitable for a wide range of applications. It features a robust set of peripherals and programming capabilities, including In-System Programming (ISP) and In-Application Programming (IAP), which allow for firmware updates in the field.
Key Specifications
| Parameter | Value |
|---|---|
| Microcontroller Core | 80C51 |
| Operating Voltage | 5 V |
| Flash Memory | 16/32/64 kB |
| RAM | 1 kB |
| Clock Frequency | 0 MHz to 40 MHz |
| Package Type | DIP40, PLCC44, TQFP44 |
| Temperature Range | −40 °C to +85 °C |
| Number of I/O Ports | Four 8-bit I/O ports |
| Timers/Counters | Three 16-bit timers/counters |
| Interrupt Sources | Eight interrupt sources with four priority levels |
Key Features
- 80C51 CPU with X2 mode option for twice the throughput at the same clock frequency or reduced EMI by halving the clock frequency
- Support for ISP and IAP for flexible programming and firmware updates
- SPI and enhanced UART for serial communication
- PCA with PWM and capture/compare functions
- Programmable watchdog timer and brownout detection
- Low power modes including power-down and idle modes
- TTL- and CMOS-compatible logic levels
- High-current drive on certain port pins (up to 16 mA)
Applications
The P89V51RD2FN,112 microcontroller is versatile and can be used in various applications, including:
- Industrial control systems
- Automotive systems
- Consumer electronics
- Medical devices
- Communication devices
- Embedded systems requiring low power consumption and high performance
Q & A
- What is the core architecture of the P89V51RD2FN,112 microcontroller?
The P89V51RD2FN,112 is based on the 80C51 architecture. - What are the available package types for this microcontroller?
The microcontroller is available in DIP40, PLCC44, and TQFP44 packages. - What is the range of operating voltage for this microcontroller?
The operating voltage range is 5 V. - What are the flash memory options for this microcontroller?
The flash memory options are 16/32/64 kB. - Does the microcontroller support In-System Programming (ISP)?
Yes, it supports ISP as well as In-Application Programming (IAP). - What are the key communication peripherals available on this microcontroller?
The microcontroller features SPI and enhanced UART for serial communication. - What are the low power modes available on this microcontroller?
The microcontroller has power-down and idle modes for low power consumption. - Is the microcontroller compatible with both TTL and CMOS logic levels?
Yes, it is compatible with both TTL and CMOS logic levels. - What is the maximum clock frequency supported by this microcontroller?
The maximum clock frequency is 40 MHz. - What is the temperature range for this microcontroller?
The temperature range is −40 °C to +85 °C.
