Overview
The PIC16F877A-I/P is a 8-bit microcontroller from Microchip Technology, part of the PIC16 family. This device is known for its high-performance RISC CPU and extensive set of peripheral features. It is packaged in a 40-pin DIP (Dual In-Line Package) and is RoHS compliant. The microcontroller features flash memory that can be programmed and erased without the need for a UV light source, making it convenient for development and testing. Microchip has marked this part as 'Mature,' suggesting users consider the PIC16F887 as an alternative for new designs.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Microchip Technology |
| Part Number | PIC16F877A-I/P |
| Program Memory | 14kB Flash |
| EEPROM | 256B |
| SRAM | 368B |
| Clock Frequency | Up to 20MHz |
| Package Type | 40-pin DIP |
| Number of I/O Pins | 33 |
| Number of 8-bit Timers | 2 |
| Number of 16-bit Timers | 1 |
| A/D Converters | 10-bit, 8 channels |
| Operating Temperature | -40°C to 85°C |
| Architecture | Harvard 8-bit |
Key Features
- High-performance RISC CPU with only 35 single-word instructions to learn.
- Flash memory that can be programmed and erased without a UV light source, facilitating rapid program testing.
- 10-bit A/D converters with 8 channels.
- Two 8-bit timers and one 16-bit timer.
- USART and MSSP (SPI/I2C) modules for serial communication.
- 33 I/O pins, providing extensive connectivity options.
- 256B EEPROM and 368B SRAM for data storage.
- Operating frequency up to 20MHz.
Applications
The PIC16F877A-I/P is versatile and can be used in a variety of applications, including:
- Embedded systems requiring high-performance and low power consumption.
- Industrial control systems, such as PLC modules and automation equipment.
- Consumer electronics, like home appliances and remote controls.
- Automotive systems, including dashboard controls and sensor interfaces.
- Medical devices, such as patient monitoring systems and diagnostic equipment.
Q & A
- What is the part number of this microcontroller?
The part number is PIC16F877A-I/P.
- What type of package does the PIC16F877A-I/P come in?
The microcontroller is packaged in a 40-pin DIP (Dual In-Line Package).
- How much program memory does the PIC16F877A-I/P have?
The device has 14kB of flash program memory.
- What is the maximum clock frequency of the PIC16F877A-I/P?
The maximum clock frequency is up to 20MHz.
- Does the PIC16F877A-I/P have A/D converters?
Yes, it has 10-bit A/D converters with 8 channels.
- What is the operating temperature range of the PIC16F877A-I/P?
The operating temperature range is -40°C to 85°C.
- Is the PIC16F877A-I/P RoHS compliant?
Yes, the device is RoHS compliant).
- What are some of the communication modules available on the PIC16F877A-I/P?
The device includes USART and MSSP (SPI/I2C) modules for serial communication).
- Why is the PIC16F877A-I/P marked as 'Mature' by Microchip?
The 'Mature' status indicates that while the part is still available, it is recommended to consider newer alternatives like the PIC16F887 for new designs).
- Where can I purchase the PIC16F877A-I/P?
The PIC16F877A-I/P can be purchased from various authorized distributors such as Digi-Key, Mouser Electronics, Avnet, and Microchip Direct).
