PIC16LF84A-04I/SS

Product Overview

Category

The PIC16LF84A-04I/SS belongs to the category of microcontrollers.

Use

This microcontroller is widely used in various electronic applications that require embedded control and processing capabilities.

Characteristics

• Low power consumption
• High-performance RISC CPU
• Flash program memory
• EEPROM data memory
• I/O ports
• Timers/counters
• Analog-to-digital converter (ADC)
• Serial communication interface
• Watchdog timer
• Brown-out reset

Package

The PIC16LF84A-04I/SS is available in a small outline 20-pin SSOP package, which allows for compact and space-efficient designs.

Essence

The essence of this microcontroller lies in its ability to provide efficient and reliable control and processing capabilities in a compact form factor.

Packaging/Quantity

The PIC16LF84A-04I/SS is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Operating voltage: 2.5V to 5.5V
• Maximum CPU frequency: 4 MHz
• Flash program memory: 1K words
• Data EEPROM memory: 64 bytes
• I/O pins: 13
• Timers/counters: 1 x 8-bit, 1 x 16-bit
• ADC resolution: 8 bits
• Serial communication interface: USART
• Watchdog timer period: Selectable

Detailed Pin Configuration

The PIC16LF84A-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. RA2/AN2/CVREF/VREF - Analog input/Comparator reference voltage
3. RA3/AN3/VREF - Analog input/Comparator reference voltage
4. RA4/T0CKI/C1OUT - Timer0 clock input/Comparator output
5. MCLR/VPP - Master Clear input/Voltage programming pin
6. RA0/AN0 - Analog input
7. RA1/AN1 - Analog input
8. OSC1/CLKIN - Oscillator input
9. OSC2/CLKOUT - Oscillator output
10. RC0/T1OSO/T1CKI - Timer1 oscillator output/T1 clock input
11. RC1/T1OSI/CCP2 - Timer1 oscillator input/T1 clock input/CCP2 module
12. RC2/CCP1 - CCP1 module
13. VSS - Ground
14. RB0/INT - External interrupt input
15. RB1 - General-purpose I/O
16. RB2 - General-purpose I/O
17. RB3 - General-purpose I/O
18. RB4 - General-purpose I/O
19. RB5 - General-purpose I/O
20. RB6/PGC - General-purpose I/O/In-Circuit Debugger Clock

Functional Features

The PIC16LF84A-04I/SS offers several functional features that enhance its usability and performance:

1. Flash program memory allows for easy reprogramming of the microcontroller.
2. EEPROM data memory provides non-volatile storage for critical data.
3. I/O ports enable communication with external devices and peripherals.
4. Timers/counters facilitate precise timing and event counting operations.
5. The ADC enables analog-to-digital conversion for sensor interfacing.
6. Serial communication interface (USART) allows for communication with other devices.
7. Watchdog timer ensures system reliability by resetting the microcontroller in case of a software or hardware failure.
8. Brown-out reset protects the microcontroller from voltage fluctuations.

Advantages and Disadvantages

Advantages

• Low power consumption makes it suitable for battery-powered applications.
• Compact form factor enables space-efficient designs.
• Wide operating voltage range allows for flexibility in power supply options.
• Flash program memory allows for easy firmware updates.
• Integrated peripherals reduce the need for external components.

Disadvantages

• Limited program memory size may restrict the complexity of applications.
• 8-bit ADC resolution may not be sufficient for high-precision analog measurements.
• Limited number of I/O pins may limit the connectivity options.

Working Principles

The PIC16LF84A-04I/SS operates based on a RISC (Reduced Instruction Set Computer) architecture. It executes instructions stored in its program memory, performs calculations, controls I/O operations, and interacts with other devices as per the program logic. The microcontroller's clock drives the execution of instructions, timers/counters, and other time-dependent operations.

Detailed Application Field Plans

The PIC16LF84A-04I/SS finds applications in various fields, including but not limited to:

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