Up To Two I3C Modules:
• Supports I3C target device mode only
• Adheres to MIPI I3C Basic Specification 1.0
• Supports Target Reset Action (RSTACT) CCC from MIPI I3C Specification 1.1
• Supports Dynamic Address Assignment, Common Command Codes (CCC), Direct and Broadcastaddressing

Multi-Voltage I/O (MVIO) Range (VDD2 and VDD3):
• MVIO-powered pins support I3C communication down to 1.0V

8-bit Signal Routing Port module to interconnect digital peripherals without external pins

Four Direct Memory Access (DMA) Controllers

Two 16-bit dual PWMs provide six PWM outputs

Vectored Interrupt (VI) Capability - Faster interrupt response time
• Selectable high/low priority
• Fixed interrupt latency of three instruction cycles
• Programmable vector table base address
• Backwards compatible with previous interrupt capabilities

Memory Access Partition (MAP): The Program Flash Memory can be partitioned into:
• Application Block
• Boot Block
• Storage Area Flash (SAF) Block
• Device Information Area (DIA) Stores:
• Temperature Indicator factory calibrated data
• Fixed Voltage Reference measurement data
• Microchip Unique Identifier

Low Power Mode Features:
• Sleep: < 1μA typical @ 3V
• Doze: CPU and Peripherals Running at Different Cycle Rates (typically CPU is lower)
• Idle: CPU Halted While Peripherals Operate
• Sleep: Lowest Power Consumption

Peripheral Module Disable (PMD):
• Selectively disable hardware module to minimize active power consumption of unused peripherals

Peripheral Pin Select (PPS):
• Enables pin mapping of digital I/O

Analog-to-Digital Converter with Computation (ADCC):
• Automated math functions on input signals such as averaging, filter calculations, oversampling and threshold comparison
• Operates in Sleep

Hardware Capacitive Voltage Divider (CVD) Support:
• Automates touch sampling and reduces software size and CPU usage

Two UART - One UART supports LIN/DMX/DALI
• DMA compatible
• Asynchronous UART, RS-232, RS-485 compatible
• Programmable 1, 1.5, 2 stop bits

One SPI modules

One I2C module, SMBus, PMBus™ Compatible

Programming/Debugging Features:
• In-Circuit Serial Programming™ (ICSP™) via Two Pins
• In-Circuit Debug (ICD) with Three Breakpoints via Two Pins
• Debug Integrated On-Chip

Available in small 14- and 20- pin packages, the PIC18-Q20 family of microcontrollers (MCUs) are an ideal compact MCU solution for real-time control, touch sensing and connectivity applications. The MCUs offer configurable peripherals, advanced communication interfaces and easily interfaces across multiple voltage domains without external components and supports 1V operation for I3C interfaces. The feature set includes a fast 10-bit Analog-to-Digital Converter with Computation (ADCC) with capacitive touch sensing support, 8-bit signal routing port to interconnect digital peripherals, 16-bit dual Pulse Width Modulations (PWMs) and 32-bit Universal Timers.  

PIC18-Q20 Product Family Overview

Functional Safety:

This product is recommended for safety critical applications targeting both industrial and automotive products (IEC 61508 and ISO 26262). Necessary documentation such as FMEDA report and Safety Manual can be provided on request. Certified development tools are also available for this product. Please contact your local Microchip sales office or your distributor for more information.