Microchip Technology

PIC18F66K40-I/MR  

Microcontrollers

The Microchip Technology PIC18F66K40-I/MR is a high-performance microcontroller (MCU) that belongs to the PIC18F66K40 family of devices. This MCU is designed for a wide range of applications, including industrial control, automotive systems, and consumer electronics.

Description:

The PIC18F66K40-I/MR is a 28-pin, 8-bit microcontroller with a 40MHz maximum operating frequency. It features an integrated Flash memory, SRAM, and EEPROM, providing ample storage for program code and data. The device is available in a compact 28-pin QFN (Quad Flat No-leads) package, making it suitable for space-constrained applications.

Features:

1. Core: Enhanced mid-range core with a 40MHz maximum operating frequency.
2. Memory:
   • 128KB Flash memory for program storage
   • 16KB SRAM for data storage
   • 2KB EEPROM for non-volatile data storage
3. Input/Output (I/O): 20 I/O pins with various functions, including analog inputs, digital I/O, and peripheral functions.
4. Analog-to-Digital Converter (ADC): 10-bit, 8-channel ADC with a maximum sampling rate of 1Msps.
5. Communication Interfaces: UART, SPI, and I2C for serial communication.
6. Timers and Counters: Multiple timers and counters for time-based operations and event handling.
7. PWM: Flexible PWM generation for motor control and signal modulation.
8. Security: Secure Microcontroller with on-chip encryption and authentication features.
9. Power Management: Low-power sleep modes and power-saving features to extend battery life in portable applications.
10. Operating Voltage: 2.0V to 3.6V for flexible power supply options.

Applications:

1. Industrial Control: Motor control, sensor interfacing, and process automation.
2. Automotive Systems: Engine management, powertrain control, and in-vehicle infotainment systems.
3. Consumer Electronics: Appliance control, smart home devices, and portable electronics.
4. Medical Devices: Patient monitoring, diagnostic equipment, and portable medical instruments.
5. Telecommunications: Modems, routers, and other network equipment.
6. Renewable Energy: Solar panel control, battery management systems, and energy monitoring.
7. Security Systems: Access control, intrusion detection, and surveillance systems.

The PIC18F66K40-I/MR's combination of high performance, flexible features, and compact packaging make it a versatile choice for a wide range of embedded applications.

PIC18F66K40-I/MR Documents

Download datasheets and manufacturer documentation for PIC18F66K40-I/MR

Errata :

PIC18F65/66K40 Errata, Clarification      

PCN Assembly/Origin :

Additional assembly site 22/Jun/2021      

Datasheets :

PIC18(L)F2X,4X,6XK40 Brief       PIC18(L)F65/66K40 Datasheet      

Design Resources :

PIC18F66K40 Development Tool Selector      

Forum Discussions :

Programming PIC® XLP™ 18K Series Microcontrollers from Microchip Technology      

PCN Design/Specification :

PIC18(L)F65/66K40 27/Jul/2022       PIC18(L)F65/66K40 09/Jun/2023      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH