PIC16CR77T-I/ML

Product Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics: Low power consumption, high performance, small form factor
• Package: 28-pin QFN (Quad Flat No-Lead)
• Essence: A microcontroller designed for embedded control applications with low power requirements.
• Packaging/Quantity: Tray packaging, available in multiple quantities.

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 20 MHz
• Program Memory Size: 14 KB
• RAM Size: 368 bytes
• Data EEPROM Size: 256 bytes
• I/O Pins: 25
• ADC Channels: 5
• Timers: 3
• Communication Interfaces: UART, SPI, I2C
• Operating Voltage Range: 2.3V to 5.5V
• Temperature Range: -40°C to +125°C

Pin Configuration

The PIC16CR77T-I/ML microcontroller has a total of 28 pins. 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. MCLR - Master Clear input
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. VSS - Ground

Functional Features

• Low power consumption: The PIC16CR77T-I/ML microcontroller is designed to operate efficiently with low power requirements, making it suitable for battery-powered applications.
• High performance: With a CPU speed of up to 20 MHz, this microcontroller offers fast and reliable processing capabilities.
• Small form factor: The 28-pin QFN package allows for compact designs, making it ideal for space-constrained applications.
• Versatile I/O capabilities: The microcontroller provides 25 I/O pins, allowing for flexible interfacing with external devices.
• Communication interfaces: It supports UART, SPI, and I2C communication protocols, enabling seamless integration with other devices.

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life in portable applications. - High-performance CPU enables efficient execution of control algorithms. - Small form factor facilitates compact and space-saving designs. - Versatile I/O capabilities provide flexibility in interfacing with external devices. - Support for multiple communication interfaces enhances connectivity options.

Disadvantages: - Limited program memory size may restrict the complexity of applications. - Limited RAM size may impose constraints on data storage and manipulation. - Limited ADC channels may limit the number of analog inputs that can be monitored simultaneously.

Working Principles

The PIC16CR77T-I/ML microcontroller operates based on an 8-bit architecture. It executes instructions stored in its program memory to perform various tasks. The CPU speed of up to 20 MHz ensures efficient execution of control algorithms. The microcontroller interacts with external devices through its I/O pins and supports communication interfaces like UART, SPI, and I2C.

Detailed Application Field Plans

The PIC16CR77T-I/ML microcontroller finds applications in various fields, including but not limited to: - Home automation systems - Industrial control systems - Automotive electronics - Medical devices - Consumer electronics

Alternative Models

• PIC16CR77T-I/SS: Same microcontroller in a 20-pin SSOP package.
• PIC16CR77T-I/P: Same microcontroller in a 40-pin DIP package.
• PIC16CR77T-I/SP: Same microcontroller in a 28-pin PDIP package.

These alternative models offer different package options to suit specific design requirements while maintaining the same functionality as the PIC16CR77T-I/ML.

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