Overview
The P80C552EBA/08,512 is a single-chip 8-bit microcontroller manufactured by NXP USA Inc. This device is part of the 80C51 microcontroller family and is known for its advanced CMOS process and extensive set of features. It is particularly notable for its inclusion of a 10-bit analog-to-digital converter (ADC), capture/compare timer, high-speed outputs, and pulse width modulation (PWM) capabilities. The P80C552EBA is the ROMless version of the 83C552, making it highly versatile for various applications requiring programmable memory external to the chip.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Microcontroller Type | 8-bit | P80C552 |
| CPU | 8051 CPU | - |
| Clock Speed | 16 MHz (24 MHz with external crystal) | - |
| Program Memory | ROMless (expandable externally to 64 kbytes) | - |
| Data Memory | 256 × 8 bytes (expandable externally to 64 kbytes) | - |
| Input/Output Ports | Five 8-bit I/O ports, one 8-bit input port | - |
| Timers/Counters | Two 16-bit timer/event counters, one additional 16-bit timer with capture and compare latches | - |
| Analog to Digital Converter (ADC) | 10-bit ADC with eight multiplexed analog inputs | - |
| Pulse Width Modulation (PWM) | Two 8-bit resolution PWM outputs | - |
| Serial Interfaces | UART and I2C-bus | - |
| Power Modes | Idle mode and power-down mode | - |
| Package Type | PLCC68 | - |
Key Features
- 80C51 Central Processing Unit: Compatible with the 80C51 instruction set.
- External Memory Expansion: Can be expanded externally to 64 kbytes of program memory and 64 kbytes of data memory.
- Timers and Counters: Includes two standard 16-bit timer/counters and an additional 16-bit timer coupled to capture and compare latches.
- Analog to Digital Converter (ADC): 10-bit ADC with eight multiplexed analog inputs.
- Pulse Width Modulation (PWM): Two 8-bit resolution PWM outputs.
- Serial Interfaces: UART and I2C-bus serial I/O ports.
- Power Reduction Modes: Idle mode and power-down mode for power efficiency.
- High-Speed Outputs: Capable of producing high-speed outputs.
- Interrupt Structure: 15-source, two-priority-level, nested interrupt structure.
- Watchdog Timer and On-Chip Oscillator: Includes a watchdog timer and on-chip oscillator and timing circuits.
Applications
The P80C552EBA/08,512 microcontroller is suitable for a wide range of applications, including:
- Industrial Control Systems: Due to its robust set of timers, counters, and ADC, it is ideal for industrial automation and control systems.
- Embedded Systems: Its ability to be expanded with external memory and its various serial interfaces make it a good choice for complex embedded systems.
- Automotive Systems: The device's high-speed outputs and PWM capabilities are beneficial in automotive applications.
- Consumer Electronics: It can be used in various consumer electronic devices that require advanced microcontroller capabilities.
- Medical Devices: The precision of the ADC and the reliability of the device make it suitable for medical device applications.
Q & A
- What is the CPU type of the P80C552EBA/08,512 microcontroller?
The P80C552EBA/08,512 uses an 8051 CPU.
- What is the maximum clock speed of the P80C552EBA/08,512?
The maximum clock speed is 16 MHz, but it can be increased to 24 MHz with an external crystal.
- Does the P80C552EBA/08,512 have built-in program memory?
No, it is a ROMless version, but it can be expanded externally to 64 kbytes of program memory.
- What types of timers does the P80C552EBA/08,512 have?
It includes two 16-bit timer/event counters and an additional 16-bit timer coupled to capture and compare latches.
- What is the resolution of the ADC in the P80C552EBA/08,512?
The ADC has a 10-bit resolution with eight multiplexed analog inputs.
- Does the P80C552EBA/08,512 support PWM outputs?
Yes, it has two 8-bit resolution PWM outputs.
- What serial interfaces are available on the P80C552EBA/08,512?
It supports UART and I2C-bus serial I/O ports.
- What power reduction modes are available on the P80C552EBA/08,512?
The device has idle mode and power-down mode for power efficiency.
- What is the package type of the P80C552EBA/08,512?
The package type is PLCC68.
- Is the P80C552EBA/08,512 RoHS compliant?
Yes, it is RoHS compliant and also halogen-free.
