PIC16LC781-I/P

Product Overview

Category

The PIC16LC781-I/P belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic devices and embedded systems for controlling and processing data.

Characteristics

• Low power consumption
• High performance
• Compact size
• Versatile functionality

Package

The PIC16LC781-I/P is available in a 40-pin DIP (Dual Inline Package) format.

Essence

The essence of the PIC16LC781-I/P lies in its ability to provide efficient control and processing capabilities in a compact package.

Packaging/Quantity

This microcontroller is typically packaged in tubes or trays, with quantities varying depending on the supplier and customer requirements.

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 20 MHz
• Program Memory Size: 3.5 KB
• RAM Size: 128 bytes
• Number of I/O Pins: 33
• Operating Voltage Range: 2.0V to 5.5V
• Temperature Range: -40°C to +125°C
• Communication Interfaces: UART, SPI, I2C
• Timers/Counters: 3 timers, 1 watchdog timer
• Analog-to-Digital Converter (ADC): 8 channels, 10-bit resolution

Detailed Pin Configuration

The PIC16LC781-I/P has a total of 40 pins, each serving a specific purpose. The pin configuration is as follows:

1. VDD - Power supply voltage
2. RA0 - General-purpose I/O pin
3. RA1 - General-purpose I/O pin
4. RA2 - General-purpose I/O pin
5. RA3 - General-purpose I/O pin
6. RA4 - General-purpose I/O pin
7. RA5 - General-purpose I/O pin
8. VSS - Ground
9. OSC1/CLKIN - Oscillator input
10. OSC2/CLKOUT - Oscillator output
11. RC0 - General-purpose I/O pin
12. RC1 - General-purpose I/O pin
13. RC2 - General-purpose I/O pin
14. RC3 - General-purpose I/O pin
15. RC4 - General-purpose I/O pin
16. RC5 - General-purpose I/O pin
17. RB0/INT - General-purpose I/O pin / External interrupt input
18. RB1 - General-purpose I/O pin
19. RB2 - General-purpose I/O pin
20. RB3 - General-purpose I/O pin
21. RB4 - General-purpose I/O pin
22. RB5 - General-purpose I/O pin
23. RB6 - General-purpose I/O pin
24. RB7 - General-purpose I/O pin
25. RB8 - General-purpose I/O pin
26. RB9 - General-purpose I/O pin
27. RB10 - General-purpose I/O pin
28. RB11 - General-purpose I/O pin
29. RB12 - General-purpose I/O pin
30. RB13 - General-purpose I/O pin
31. RB14 - General-purpose I/O pin
32. RB15 - General-purpose I/O pin
33. VCAP - Capacitor connection for internal voltage regulator
34. VDD - Power supply voltage
35. MCLR/VPP - Master Clear / Programming voltage
36. AN0 - Analog input channel 0
37. AN1 - Analog input channel 1
38. AN2 - Analog input channel 2
39. AN3 - Analog input channel 3
40. VSS - Ground

Functional Features

• High-speed processing capabilities
• On-chip memory for program storage
• Multiple communication interfaces for data transfer
• Analog-to-digital conversion for sensor interfacing
• Timers and counters for precise timing operations
• Interrupt handling for event-driven applications

Advantages and Disadvantages

Advantages

• Low power consumption enables energy-efficient designs.
• Compact size allows for integration into space-constrained devices.
• Versatile functionality caters to a wide range of applications.
• High performance ensures efficient execution of tasks.

Disadvantages

• Limited program memory size may restrict the complexity of applications.
• The 8-bit architecture may not be suitable for certain computationally intensive tasks.

Working Principles

The PIC16LC781-I/P operates based on the Von Neumann architecture, where instructions and data are stored in the same memory space. It executes instructions fetched from program memory and performs calculations using its central processing unit (CPU). The microcontroller interacts with external devices through its I/O pins and communication interfaces, enabling control and data exchange.

Detailed Application Field Plans

The PIC16LC781-I/P finds applications in various fields, including but not limited to: 1. Home automation systems