PIC18F25K40-I/SS

Microcontrollers Overview

The PIC18F25K40-I/SS is an 8-bit microcontroller from the PIC18(L)F2xK40 family, housed in a 28-pin SSOP package. It features a PIC18 core with up to 32 KB of Program Flash Memory, 2048 bytes of Data SRAM, and 256 bytes of Data EEPROM. The device supports operating speeds up to 64 MHz and operates within a voltage range of 2.3V to 5.5V across an industrial temperature range of -40°C to +85°C. Key peripherals include a 10-bit ADC with Computation (ADCC), two comparators, a 5-bit DAC, and multiple communication interfaces such as EUSART, SPI, and I2C.

Microcontrollers Feature Summary

• Integrates eXtreme Low-Power (XLP) technology for optimized energy efficiency in various operational modes.
• Features a 10-bit Analog-to-Digital Converter with Computation (ADCC) that automates capacitive sensing techniques and performs internal signal processing.
• Includes Core Independent Peripherals like the Complementary Waveform Generator (CWG) and Windowed Watchdog Timer (WWDT) to reduce CPU load.
• Provides Peripheral Pin Select (PPS) capability to allow flexible mapping of digital input and output signals.

Microcontrollers Applications

• General-purpose embedded control systems
• Low-power battery-operated devices
• Industrial automation and monitoring
• Touch sensing applications using CVD techniques

Microcontrollers Procurement Notes

Verify the specific ordering suffix against official Microchip documentation to confirm package type and temperature grade. Ensure compatibility with your system's voltage requirements and interface needs before procurement. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit components.

Microcontrollers Selection Notes

Select this component when a balance of high performance and low power consumption is required for 8-bit applications. Consider the 32 KB flash capacity and extensive peripheral set for complex firmware implementations. Evaluate the need for specific analog features like the ADCC or ZCD module based on application constraints.

Microcontrollers Part Context

This device belongs to the PIC18(L)F24/25K40 series, which are 28-pin microcontrollers designed for general-purpose and low-power applications. The 'I' suffix indicates an industrial temperature rating, while 'SS' denotes the SSOP package. It shares architectural similarities with other members of the K40 family but offers specific memory and pin configurations.

Microcontrollers Replacement Considerations

Direct substitutes within the same family include the PIC18F24K40-I/SS, which has reduced memory sizes. Other variants in the PIC18(L)F2xK40 series may offer different pin counts or memory capacities but maintain software compatibility.

Microcontrollers FAQ

What is the maximum operating frequency of the PIC18F25K40-I/SS?

The device supports a clock input frequency of up to 64 MHz over the full VDD range.

Does the PIC18F25K40 support capacitive touch sensing?

Yes, the integrated 10-bit ADC with Computation (ADCC) automates Capacitive Voltage Divider (CVD) techniques for advanced touch sensing.

What power-saving modes are available?

The microcontroller supports Doze, Idle, Sleep, and Peripheral Module Disable (PMD) modes to minimize active power consumption.