PIC18F45K42T-I/ML

Product Overview

• Category: Microcontroller
• Use: Embedded systems, IoT devices, industrial automation, consumer electronics
• Characteristics: High-performance, low-power consumption, versatile, compact size
• Package: 44-pin QFN (Quad Flat No-Lead)
• Essence: The PIC18F45K42T-I/ML is a microcontroller designed for various applications that require advanced control and processing capabilities in a compact form factor.
• Packaging/Quantity: Available in tape and reel packaging, with a minimum order quantity of 1000 units.

Specifications

• Architecture: 8-bit
• Flash Memory: 32 KB
• RAM: 2 KB
• Operating Voltage: 1.8V to 5.5V
• Clock Speed: Up to 64 MHz
• Digital I/O Pins: 36
• Analog Input Channels: 13
• Communication Interfaces: UART, SPI, I2C, USB
• Timers: 4 x 8-bit, 3 x 16-bit
• Comparators: 2
• ADC Resolution: 10-bit
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The PIC18F45K42T-I/ML features a 44-pin QFN package with the following pin configuration:

Functional Features

• Advanced Control Peripherals: The microcontroller offers a wide range of peripherals including PWM modules, timers, comparators, and communication interfaces, enabling precise control and efficient operation.
• Enhanced Connectivity: With built-in UART, SPI, I2C, and USB interfaces, the PIC18F45K42T-I/ML facilitates seamless communication with other devices and systems.
• Low Power Consumption: The microcontroller incorporates power-saving features such as Sleep mode and Idle mode, ensuring efficient energy utilization in battery-powered applications.
• Robust Security: It provides various security features like code protection, data encryption, and tamper detection, safeguarding sensitive information and preventing unauthorized access.

Advantages

• Versatility: The PIC18F45K42T-I/ML is suitable for a wide range of applications due to its extensive peripheral set and flexible architecture.
• High Performance: With a clock speed of up to 64 MHz and ample memory resources, it can handle complex tasks efficiently.
• Compact Size: The 44-pin QFN package offers a compact form factor, making it ideal for space-constrained designs.
• Cost-Effective: The microcontroller provides a cost-effective solution for embedded system development, offering a balance between performance and price.

Disadvantages

• Limited Memory: The 32 KB flash memory may be insufficient for certain applications that require extensive code storage.
• Lack of Floating-Point Unit (FPU): The absence of an FPU limits the microcontroller's ability to perform complex mathematical operations with high precision.

Working Principles

The PIC18F45K42T-I/ML operates based on the Harvard architecture, where separate program and data memories are utilized. It executes instructions fetched from the flash memory and stores data in the RAM. The microcontroller follows a Von Neumann execution model, allowing simultaneous instruction fetch and data access.

Detailed Application Field Plans

The PIC18F45K42T-I/ML finds applications in various fields, including:

1. Industrial Automation: It can be used in control systems for monitoring and controlling industrial processes, machinery, and equipment.
2. Consumer Electronics: The microcontroller is suitable for developing smart home devices, wearable gadgets, and multimedia systems.
3. Internet of Things (IoT): It enables the development of IoT devices for home automation, environmental monitoring, and asset tracking.
4. Automotive Electronics: The microcontroller can be utilized in automotive applications such as engine control units, dashboard displays, and infotainment systems.

Detailed and Complete Alternative Models

1. PIC18F45K42-I/ML: Similar to the PIC18F45K42T-I/ML but without the extended temperature range capability.
2. PIC18F46K42T-I/ML: A higher-end variant with 64 KB flash memory and additional peripherals.
3. PIC18F44K42T-I/ML: A lower-cost alternative with 16 KB flash memory and reduced pin count.

These alternative models offer different specifications and features to cater to diverse application requirements.

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