PIC18F23K22-E/ML

Microcontrollers Overview

The PIC18F23K22-E/ML is an 8-bit microcontroller from the PIC18(L)F2X/4XK22 family, manufactured by Microchip Technology. It features a high-performance RISC CPU with up to 16 MIPS operation and operates at frequencies up to 64 MHz using a Phase Lock Loop (PLL). The device includes 8 KB of Flash program memory, 512 bytes of SRAM, and 256 bytes of Data EEPROM. It provides 25 I/O pins in a QFN-28 package and supports a supply voltage range of 2.3V to 5.5V.

Microcontrollers Feature Summary

• Incorporates XLP technology for extreme low-power consumption, including sleep mode current as low as 20 nA typical.
• Features a flexible oscillator structure with a factory-calibrated 16 MHz internal oscillator block and PLL for clock speeds up to 64 MHz without external components.
• Includes advanced analog peripherals such as a 10-bit ADC with auto-acquisition, two rail-to-rail analog comparators, and a Charge Time Measurement Unit (CTMU).

Microcontrollers Applications

• Battery-powered applications requiring low power consumption
• Industrial control systems utilizing LIN bus support
• Capacitive touch sensing interfaces via CTMU module

Microcontrollers Procurement Notes

Verify that the ordering suffix 'E' corresponds to the industrial temperature range (-40°C to +85°C) and 'ML' denotes the QFN-28 package. Confirm the specific silicon revision against the datasheet errata sheet if available. Ensure compatibility with the required 2.3V to 5.5V operating voltage range for your application design.

Microcontrollers Selection Notes

Select this component when a balance of computational performance and low power is required. The PIC18F23K22 offers sufficient memory for complex logic while maintaining energy efficiency through multiple idle modes. Consider the extended instruction set for optimized C compiler performance and the availability of multiple serial communication modules for system integration.

Microcontrollers Part Context

This device belongs to the PIC18(L)F2X/4XK22 family, which shares core architecture but varies in memory size, I/O count, and package options. The 'F' designation indicates standard voltage operation (2.3V-5.5V), distinguishing it from the 'LF' variant which supports lower voltages (1.8V-3.6V). The family emphasizes high-endurance Flash and data EEPROM for reliable data storage.

Microcontrollers Replacement Considerations

PIC18F24K22-E/ML: Offers increased memory resources while maintaining the same pinout and package.

Microcontrollers FAQ

Does the PIC18F23K22 support In-Circuit Debugging?

Yes, the device supports In-Circuit Serial Programming (ICSP) and In-Circuit Debug (ICD) capabilities.

What is the maximum operating frequency of the internal oscillator?

The internal oscillator block provides a precision 16 MHz source, which can be multiplied to 64 MHz using the integrated Phase Lock Loop (PLL).