PIC16LF74-I/PT

Product Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics: Low power consumption, high performance, small form factor
• Package: TQFP (Thin Quad Flat Pack)
• Essence: Integrated circuit for controlling and managing electronic devices
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Architecture: 8-bit
• CPU Speed: 20 MHz
• Program Memory Size: 7 KB
• RAM Size: 192 bytes
• Number of I/O Pins: 22
• ADC Channels: 5
• Timers: 3
• Communication Interfaces: USART, SPI, I2C
• Operating Voltage Range: 2.0V to 5.5V
• Temperature Range: -40°C to +125°C

Pin Configuration

The PIC16LF74-I/PT microcontroller has a total of 44 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/VPP - Master Clear input or programming voltage
9. VSS - Ground
10. RB0 - General-purpose I/O pin
11. RB1 - General-purpose I/O pin
12. RB2 - General-purpose I/O pin
13. RB3 - General-purpose I/O pin
14. RB4 - General-purpose I/O pin
15. RB5 - General-purpose I/O pin
16. RB6 - General-purpose I/O pin
17. RB7 - General-purpose I/O pin
18. VDD - Power supply voltage
19. OSC1/CLKIN - Oscillator input or external clock source input
20. OSC2/CLKOUT - Oscillator output or clock output
21. RC0 - General-purpose I/O pin
22. RC1 - General-purpose I/O pin
23. RC2 - General-purpose I/O pin
24. RC3 - General-purpose I/O pin
25. RC4 - General-purpose I/O pin
26. RC5 - General-purpose I/O pin
27. RC6 - General-purpose I/O pin
28. RC7 - General-purpose I/O pin
29. VSS - Ground
30. RD0 - General-purpose I/O pin
31. RD1 - General-purpose I/O pin
32. RD2 - General-purpose I/O pin
33. RD3 - General-purpose I/O pin
34. RD4 - General-purpose I/O pin
35. RD5 - General-purpose I/O pin
36. RD6 - General-purpose I/O pin
37. RD7 - General-purpose I/O pin
38. VDD - Power supply voltage
39. VSS - Ground
40. VCAP - External capacitor connection for internal voltage regulator
41. RA6 - General-purpose I/O pin
42. RA7 - General-purpose I/O pin
43. RB6 - General-purpose I/O pin
44. RB7 - General-purpose I/O pin

Functional Features

• Low power consumption allows for extended battery life in portable applications.
• High-performance architecture enables efficient execution of control algorithms.
• Small form factor makes it suitable for space-constrained designs.
• Integrated peripherals such as USART, SPI, and I2C provide versatile communication options.
• On-chip ADC channels enable analog signal acquisition.
• Timers facilitate precise timing and event management.

Advantages

• Low power consumption extends battery life in portable devices.
• High-performance architecture enables efficient control applications.
• Small form factor allows for compact designs.
• Versatile communication interfaces provide flexibility in connectivity.
• On-chip ADC channels simplify analog signal acquisition.
• Timers facilitate precise timing and event management.

Disadvantages

• Limited program memory size may restrict the complexity of applications.
• Limited RAM size may limit the amount of data that can be stored.
• Limited number of I/O pins may constrain the number of connected devices.
• Temperature range may not be suitable for extreme environments.

Working Principles

The PIC16LF74-I/PT microcontroller operates based on an 8-bit architecture. It executes instructions stored in its program memory to perform various tasks. The CPU speed of 20 MHz ensures fast and efficient execution of control algorithms. The microcontroller communicates with external devices through its I/O pins and integrated communication interfaces such as USART, SPI, and I2C. It can acquire analog signals using its built-in ADC channels and manage timing and events using its timers.

Detailed Application Field Plans

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