PIC18F55K42 Series

Versatile MCUs with Hardware Customization

Catalog

Versatile MCUs with Hardware Customization

Part	Package / Case	Peripherals	Core Size	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	Connectivity	Operating Temperature [Max]	Operating Temperature [Min]	Oscillator Type	Data Converters	Supplier Device Package	Mounting Type	Speed	Program Memory Type	Program Memory Size	RAM Size	Core Processor	Number of I/O	EEPROM Size	Data Converters
Microchip Technology PIC18F55Q43-I/PT	48-TQFP	Brown-out Detect/Reset LVD POR PWM WDT	8-Bit	1.8 V	5.5 V	I2C LINbus SPI UART/USART	85 °C	-40 °C	Internal	A/D 43x12b D/A 1x8b	48-TQFP (7x7)	Surface Mount	64 MHz	FLASH	32 KB	2K x 8	PIC	44
Microchip Technology PIC18F55Q43T-I/6LX	48-VFQFN Exposed Pad	Brown-out Detect/Reset LVD POR PWM WDT	8-Bit	1.8 V	5.5 V	I2C LINbus SPI UART/USART	85 °C	-40 °C	Internal	A/D 43x12b D/A 1x8b	48-VQFN (6x6)	Surface Mount	64 MHz	FLASH	32 KB	2K x 8	PIC	44
Microchip Technology PIC18F55Q43-E/6LX	48-VFQFN Exposed Pad	Brown-out Detect/Reset LVD POR PWM WDT	8-Bit	1.8 V	5.5 V	I2C LINbus SPI UART/USART	125 °C	-40 °C	Internal	A/D 43x12b D/A 1x8b	48-VQFN (6x6)	Surface Mount	64 MHz	FLASH	32 KB	2K x 8	PIC	44
Microchip Technology PIC18F55Q71T-I/PT	44-TQFP	Brown-out Detect/Reset DMA LVD POR PWM WDT	8-Bit	1.8 V	5.5 V	DALI FIFO I2C LINbus SMBus SPI UART/USART	85 °C	-40 °C	External Internal	10b 12b 8b	44-TQFP (10x10)	Surface Mount	64 MHz	FLASH	32 KB	2K x 8	PIC	44	256 x 8	2 43
Microchip Technology PIC18F55Q71-I/PT	48-TQFP Exposed Pad	Brown-out Detect/Reset DMA LVD POR PWM WDT	8-Bit	1.8 V	5.5 V	DALI FIFO I2C LINbus SMBus SPI UART/USART	85 °C	-40 °C	External Internal	A/D 43x12b SAR D/A 2x8b 1x10b	48-TQFP-EP (7x7)	Surface Mount	64 MHz	FLASH	32 KB	2K x 8	PIC	44	256 x 8
Microchip Technology PIC18F55Q71-E/6LX	48-VFQFN Exposed Pad	Brown-out Detect/Reset DMA LVD POR PWM WDT	8-Bit	1.8 V	5.5 V	DALI FIFO I2C LINbus SMBus SPI UART/USART	125 °C	-40 °C	External Internal	A/D 43x12b SAR D/A 2x8b 1x10b	48-VQFN (6x6)	Surface Mount	64 MHz	FLASH	32 KB	2K x 8	PIC	44	256 x 8
Microchip Technology PIC18F55K42-I/PT	48-TQFP Exposed Pad	Brown-out Detect/Reset LVD POR PWM WDT	8-Bit	2.3 V	5.5 V	I2C LINbus SPI UART/USART	85 °C	-40 °C	Internal	A/D 43x12b D/A 1x5b	48-TQFP-EP (7x7)	Surface Mount	64 MHz	FLASH	32 KB	2K x 8	PIC	44	256 x 8
Microchip Technology PIC18LF55K42T-I/MV	48-UFQFN Exposed Pad	Brown-out Detect/Reset LVD POR PWM WDT	8-Bit	1.8 V	3.6 V	I2C LINbus SPI UART/USART	85 °C	-40 °C	Internal	A/D 43x12b D/A 1x5b	48-UQFN (6x6)	Surface Mount	64 MHz	FLASH	32 KB	2K x 8	PIC	44	256 x 8
Microchip Technology PIC18LF55K42-E/PT	48-TQFP Exposed Pad	Brown-out Detect/Reset LVD POR PWM WDT	8-Bit	1.8 V	3.6 V	I2C LINbus SPI UART/USART	125 °C	-40 °C	Internal	A/D 43x12b D/A 1x5b	48-TQFP-EP (7x7)	Surface Mount	64 MHz	FLASH	32 KB	2K x 8	PIC	44	256 x 8
Microchip Technology PIC18F55Q43-E/PT	48-TQFP	Brown-out Detect/Reset LVD POR PWM WDT	8-Bit	1.8 V	5.5 V	I2C LINbus SPI UART/USART	125 °C	-40 °C	Internal	A/D 43x12b D/A 1x8b	48-TQFP (7x7)	Surface Mount	64 MHz	FLASH	32 KB	2K x 8	PIC	44

Catalog

Versatile MCUs with Hardware Customization

Key Features

- Interrupt Vector Table

- Programmable single or dual priority

- Two level hardware context saving

- Eliminates need for CPU involvement in data transfers

- Access to all memory spaces and peripherals

- Flexible source and destination message sizes

- Programmable DMA priority

- Memory Access Partition (MAP) - Customize flash partitioning with bootloader write protection

- Device Information Area (DIA) - Dedicated memory area for data storage of temp sensor factory calibration value, factory ID and FVR values for ADC and COMP

- WDT: 500nA @ 1.8V typical

- SLEEP mode: 50nA @ 1.8V typical

- DOZE mode allows CPU to run at a lower clock speed than peripherals

- IDLE and SLEEP modes selectively shut down peripherals and/or core for power reduction

- [Averaging, filter calculations, oversampling and threshold comparison (ADCC)](https://www.microchip.com/en-us/products/microcontrollers-and-microprocessors/8-bit-mcus/core-independent-and-analog-peripherals/integrated-analog/analog-to-digital-converter-with-enhanced-features)

- [Automates touch sampling and reduces software size and CPU usage when touch or proximity sensing is required (ADCC)](https://www.microchip.com/en-us/products/microcontrollers-and-microprocessors/8-bit-mcus/core-independent-and-analog-peripherals/integrated-analog/analog-to-digital-converter-with-enhanced-features)

- [5-bit resolution, rail-to-rail (DAC)](https://www.microchip.com/en-us/products/microcontrollers-and-microprocessors/8-bit-mcus/core-independent-and-analog-peripherals/integrated-analog/digital-to-analog-converter)

- Unbuffered I/O pin output

- [Comparator hysteresis enable](https://www.microchip.com/en-us/products/microcontrollers-and-microprocessors/8-bit-mcus/core-independent-and-analog-peripherals/integrated-analog/comparator)

- Invert output polarity

- [Fixed Voltage Reference (FVR) module - 1.024V, 2.048V and 4.096V output levels](https://www.microchip.com/en-us/products/microcontrollers-and-microprocessors/8-bit-mcus/core-independent-and-analog-peripherals/integrated-analog/voltage-reference)

- [Senses high voltage AC signal (ZCD)](https://www.microchip.com/en-us/products/microcontrollers-and-microprocessors/8-bit-mcus/core-independent-and-analog-peripherals/integrated-analog/zero-cross-detect)

- [Generates interrupts on zero cross (ZCD)](https://www.microchip.com/en-us/products/microcontrollers-and-microprocessors/8-bit-mcus/core-independent-and-analog-peripherals/integrated-analog/zero-cross-detect)

- DMA compatible

- Asynchronous UART, RS-232, RS-485 compatible

- Programmable 1, 1.5, 2 stop bits

- Configurable length bytes

- Arbitrary length data packets

- Separate transmit and receive buffers with 2-byte FIFO and DMA capabilities

- SMBus, PMBUSTM compatible

- In-Circuit Debug Integrated On-Chip

- In-Circuit Serial Programing (ICSP) via Two Pins

Description

PIC18-Q43 combines our most popular, versatile and easy to use Core Independent Peripherals with advanced interconnection capabilities that make sophisticated hardware customization effortless. These 28-, 40- and 48-pin devices are equipped with a 12-bit ADC with computation, six 16-bit dual PWMs outputs, six Direct Memory Access channels, eight Configurable Logic Cells (CLCs) and five UARTS. This combination simplifies the creation of customized hardware-based functions to improve system response and reduce code development time for a variety of real-time control applications. [***PIC18-Q43 Product Family Overview***](https://www.microchip.com/design-centers/8-bit/pic-mcus/device-selection/pic18-q43-product-family) [***Check out Code Examples***](https://mplab-discover.microchip.com/v1/itemtype/com.microchip.ide.project?s0=com.microchip.ide.project%3Adevice.content.name%3Aq43&ds0=com.microchip.portal.start.displayCharacteristics%3A1.0.3%3As0) **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.