PIC18F66K22 - Microcontroller Microchip - Free user manual and instructions
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| Product Type | 8-bit Microcontroller |
| Manufacturer | Microchip Technology |
| Series | PIC18F66K22 |
| Architecture | PIC18 |
| CPU Speed | 64 MHz (with PLL) |
| Program Memory | 64 KB Flash |
| RAM | 4 KB SRAM |
| Data EEPROM | 1024 bytes |
| Number of I/O Pins | 54 |
| Timers | 4 (8-bit) + 3 (16-bit) |
| ADC Channels | 13 (10-bit) |
| Communication Interfaces | 2x SPI, 2x I2C, 2x UART |
| Operating Voltage | 2.3V to 5.5V |
| Operating Temperature | -40°C to +85°C |
| Package Type | 64-pin TQFP (Thin Quad Flat Pack) |
| Package Dimensions | 14 mm x 14 mm x 1.0 mm |
| Weight | Approximately 2.0 g |
| Power Consumption (Active) | 5.5 mA (typical at 64 MHz, 3.3V) |
| Power Consumption (Sleep) | 0.2 μA (typical) |
| Care and Cleaning | Handle with ESD precautions; clean with isopropyl alcohol and a lint-free cloth. |
| Safety Precautions | Avoid operating beyond absolute maximum ratings; ensure proper decoupling capacitors. |
| Spare Parts and Repairability | Not repairable as a standalone component; requires rework station for replacement. |
| General Information | High-performance RISC CPU with hardware multiplier; enhanced flash memory with fail-safe clock monitor. |
Frequently Asked Questions - PIC18F66K22 Microchip
What software do I need to program the PIC18F66K22?
You can use MPLAB X IDE with the appropriate compiler (e.g., XC8) and a programmer/debugger like the PICkit 4 or ICD 4.
What is the maximum clock frequency?
The maximum CPU clock frequency is 64 MHz when using the internal PLL with a 16 MHz external oscillator.
How much flash memory does it have?
The PIC18F66K22 has 64 KB of program Flash memory.
Does it have an internal oscillator?
Yes, it includes a 16 MHz internal oscillator that can be used without external components, with options for 4x PLL.
What communication interfaces are available?
It features 2x SPI, 2x I2C, and 2x UART modules for serial communication.
Can I use it with Arduino?
Not directly, but you can program it using MPLAB X IDE and use the Arduino as a programmer with the AVRISP mkII clone, but it's not standard.
What is the supply voltage range?
The operating voltage is 2.3V to 5.5V, making it suitable for both 3.3V and 5V systems.
How do I reduce power consumption?
Use sleep modes: Idle, Sleep, and Deep Sleep (with RTCC). Disable unused peripherals and use low-power oscillators.
Is it compatible with MPLAB Code Configurator?
Yes, MPLAB Code Configurator (MCC) supports the PIC18F66K22 for easy peripheral setup and code generation.
What is the package type?
It is available in a 64-pin TQFP package with a 14x14 mm body and 1.0 mm thickness.
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USER MANUAL PIC18F66K22 Microchip
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Product information
Brand : Microchip
Model : PIC18F66K22
Category : Microcontroller