Microchip Technology PIC16(L)F18426/46 Low Pin Count MCUs

Microchip PIC16(L)F18426/46 Low Pin Count MCUs combine eXtreme Low-Power (XLP) with Core Independent Peripherals (CIPs), Intelligent Analog, and communication peripherals for various applications. These MCUs feature a 12-bit Analog-to-Digital Converter with Computation (ADC²), Device Information Area (DIA), Memory Access Partitioning (MAP), and Peripheral Pin Select (PPS). The PIC16(L)F18426/46 low pin count MCUs have up to 28kb program flash memory, 2kb data SRAM memory, and 256B data EEPROM memory. These MCUs have various digital peripherals, including four Configurable Logic Cells (CLCs), two Complementary Waveform Generators (CWGs), and 18 I/O pins. The analog peripherals include ADC, DAC, Zero-Cross Detect (ZCD), temperature sensor circuit, and Fixed Voltage Reference (FVR) module. The PIC16(L)F18426/46 low pin count MCUs employ power-saving operation modes wherein the CPU, and the peripherals run at different cycle rates. These low pin count MCUs are ideal for a wide range of general-purpose and low-power applications.

Features

C compiler optimized RISC architecture
Operating speed
- 32MHz clock input for DC
- 125ns minimum instruction cycle
Interrupt capability
16-level deep hardware stack
Timers
- Up to two 24-bit timers
- Up to four 8-bit timers
- Up to four 16-bit timers
Windowed Watchdog Timer (WWDT)
- Variable prescaler selection
- Variable window size selection
- Configurable in hardware and/or software
Low-current Power-on Reset (POR)
Configurable Power-up Timer (PWRT)
Brown-out Reset (BOR)
Low-Power BOR (LPBOR) option
Memory
- Up to 28kb program flash memory
- Up to 2kb data SRAM memory
- 256 bytes data EEPROM
Programmable code protection
Direct, indirect, and relative addressing modes
Memory Access Partition (MAP)
- Write-protect
- Customizable partition
Operating voltage range
- 1.8V to 3.6V (PIC16LF184XX)
- 2.3V to 5.5V (PIC16F184XX)
Operating temperature range
- -40ºC to 85ºC for industrial operation
- -40ºC to 125ºC for extended operation
Power-saving operation modes
- Doze - CPU and peripherals run at different cycle rates
- Idle - CPU halted while peripherals operate
- Sleep - Lowest power consumption
- Extreme Low-power mode (XLP)
- Peripheral Module Disable (PMD) - Ability to selectively disable hardware module to minimize active power consumption of unused peripherals
eXtreme Low-Power (XLP) features
- Sleep mode - 50nA @ 1.8V
- Watchdog timer - 500nA @ 1.8V
- Secondary Oscillator - 500nA @ 32kHz
- Operating current
  - 8µA @ 32kHz, 1.8V
  - 32µA/MHz @ 1.8V

Digital peripherals
- Configurable Logic Cell (CLC)
  - 4 CLCs
  - Integrated combinational and sequential logic
- Complementary Waveform Generator (CWG)
  - 2 CWGs
  - Rising and falling edge dead-band control
  - Full-bridge, half-bridge, and 1-channel drive
  - Multiple signal sources
- Capture/Compare/PWM (CCP) modules
  - 4 CCPs
  - 16-bit resolution for Capture/Compare modes
  - 10-bit resolution for PWM mode
- Pulse-Width Modulators (PWM)
  - 2 10-bit PWMs
- Numerically Controlled Oscillator (NCO)
  - 0Hz<f_NCO
  - f_NCO/2²⁰ resolution
- Peripheral Pin Select (PPS)
  - I/O pin remapping of digital peripherals
- Serial communications
  - EUSART
    - 1 EUSART (s)
    - RS-232, RS-485, and LIN compatible
    - Auto-baud detect and auto-wake-up on start
  - Master Synchronous Serial Port (MSSP)
    - 2 MSSP(s)
    - SPI
    - I²C, SMBus, and PMBus™ compatible
- Data Signal Modulator (DSM)
- Up to 18 I/O pins
- Timer modules
Analog peripherals
- Analog-to-Digital Converter with Computation (ADC²)
- Zero-Cross Detect (ZCD)
- Temperature sensor circuit
- Comparator
- Digital-to-Analog Converter (DAC)
- Fixed Voltage Reference (FVR) module
Flexible oscillator structure
High-precision internal oscillator
4x PLL for use with external sources
2x PLL for use with the HFINTOSC
Low-Power Internal 31kHz Oscillator (LFINTOSC)
External 32.768kHz Crystal Oscillator (SOCS)