PIC16LC621AT-04I/SS

Product Overview

Category

The PIC16LC621AT-04I/SS belongs to the category of microcontrollers.

Use

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

Characteristics

• Low power consumption
• High performance
• Small form factor
• Wide operating voltage range
• Integrated peripherals

Package

The PIC16LC621AT-04I/SS is available in a SSOP package, which stands for Shrink Small Outline Package. This package offers a compact size and easy integration into circuit boards.

Essence

The essence of the PIC16LC621AT-04I/SS lies in its ability to provide efficient control and processing capabilities in a small and low-power package.

Packaging/Quantity

The PIC16LC621AT-04I/SS is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Microcontroller architecture: 8-bit
• Clock speed: 4 MHz
• Program memory size: 1.75 KB
• RAM size: 128 bytes
• Number of I/O pins: 12
• Operating voltage range: 2.5V to 5.5V
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The PIC16LC621AT-04I/SS has a total of 20 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/clock input
10. OSC2/CLKOUT - Oscillator output/clock 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. MCLR/VPP - Master Clear/Voltage Programming Pin
18. RB0/INT - General-purpose I/O pin/External Interrupt
19. RB1 - General-purpose I/O pin
20. RB2 - General-purpose I/O pin

Functional Features

The PIC16LC621AT-04I/SS microcontroller offers several functional features, including:

• Timer modules for precise timing control
• Analog-to-digital converter (ADC) for analog signal processing
• Serial communication interfaces (UART, SPI, I2C)
• PWM (Pulse Width Modulation) module for generating variable-width pulses
• Interrupt capability for handling external events
• EEPROM memory for non-volatile data storage

Advantages and Disadvantages

Advantages

• Low power consumption makes it suitable for battery-powered applications
• Compact size allows for integration in space-constrained designs
• Wide operating voltage range provides flexibility in different power supply scenarios
• Integrated peripherals reduce the need for external components

Disadvantages

• Limited program memory size may restrict the complexity of applications
• Limited RAM size may limit the amount of data that can be processed simultaneously
• Relatively low clock speed may impact the overall performance in demanding applications

Working Principles

The PIC16LC621AT-04I/SS operates based on the Harvard architecture, which separates program memory and data memory. It executes instructions fetched from the program memory and manipulates data stored in the data memory. The microcontroller follows a sequential execution model, where instructions are fetched, decoded, and executed one by one.

Detailed Application Field Plans

The PIC16LC621AT-04I/SS finds applications in various fields, including:

1. Consumer electronics: Remote controls, smart home devices, portable audio players
2. Industrial automation: Control systems, monitoring devices, motor control
3. Automotive: Dashboard displays, engine control units, lighting control
4. Medical devices: Patient monitoring systems, diagnostic equipment, infusion pumps
5. Internet of Things (IoT): Sensor nodes, wearable devices, home automation

Detailed and Complete Alternative Models

1. PIC16F628A: Similar features with enhanced program memory and I/O capabilities.
2. PIC16F877A: Higher performance with larger program memory and more I/O pins.
3. PIC18F4520: 8-bit microcontroller with advanced peripherals and larger memory capacity.
4. ATmega328P: Microcontroller from Atmel with