Описание
18/20/28-Pin Flash Microcontrollers with nanoWatt XLP Technology
- C Compiler Optimized Architecture
- 256 bytes Data EEPROM
- Up to 8 Kbytes Linear Program Memory Addressing
- Up to 384 bytes Linear Data Memory Addressing
- Interrupt Capability with Automatic Context Saving
- 16-Level Deep Hardware Stack with Optional Overflow/Underflow Reset
- Direct, Indirect and Relative Addressing modes: – Two full 16-bit File Select Registers (FSRs) – FSRs can read program and data memory Flexible Oscillator Structure:
- Precision 32 MHz Internal Oscillator Block: – Factory calibrated to ± 1%, typical – Software selectable frequencies range of 31 kHz to 32 MHz
- 31 kHz Low-Power Internal Oscillator
- Four Crystal modes up to 32 MHz
- Three External Clock modes up to 32 MHz
- 4X Phase-Lock Loop (PLL)
- Fail-Safe Clock Monitor: – Allows for safe shutdown if peripheral clock stops
- Two-Speed Oscillator Start-up
- Reference Clock Module: – Programmable clock output frequency and duty-cycle Special Microcontroller Features:
- 1.8V-5.5V Operation – PIC16F1826/27
- 1.8V-3.6V Operation – PIC16LF1826/27
- Self-Programmable under Software Control
- Power-on Reset (POR), Power-up Timer (PWRT) and Oscillator Start-up Timer (OST)
- Programmable Brown-out Reset (BOR)
- Extended Watchdog Timer (WDT): – Programmable period from 1ms to 268s
- Programmable Code Protection
- In-Circuit Serial Programming™ (ICSP™) via two pins
- In-Circuit Debug (ICD) via two pins
- Enhance Low-Voltage Programming
- Power-Saving Sleep mode Extreme Low-Power Management PIC16LF1826/27 with nanoWatt XLP:
- Operating Current: 75 µA @ 1 MHz, 1.8V, typical
- Sleep mode: 30 nA
- Watchdog Timer: 500 nA
- Timer1 Oscillator: 600 nA @ 32 kHz Analog Features:
- Analog-to-Digital Converter (ADC) Module: – 10-bit resolution, 12 channels – Auto acquisition capability – Conversion available during Sleep
- Analog Comparator Module: – Two rail-to-rail analog comparators – Power mode control – Software controllable hysteresis
- Voltage Reference Module: – Fixed Voltage Reference (FVR) with 1.024V, 2.048V and 4.096V output levels – 5-bit rail-to-rail resistive DAC with positive and negative reference selection Peripheral Highlights:
- 15 I/O Pins and 1 Input Only Pin: – High current sink/source 25 mA/25 mA – Programmable weak pull-ups – Programmable interrupt-on- change pins
- Timer0: 8-Bit Timer/Counter with 8-Bit Prescaler
- Enhanced Timer1: – 16-bit timer/counter with prescaler – External Gate Input mode – Dedicated, low-power 32 kHz oscillator driver
- Up to three Timer2-types: 8-Bit Timer/Counter with 8-Bit Period Register, Prescaler and Postscaler
- Up to two Capture, Compare, PWM (CCP) Modules
- Up to two Enhanced CCP (ECCP) Modules: – Software selectable time bases – Auto-shutdown and auto-restart – PWM steering
- Up to two Master Synchronous Serial Port (MSSP) with SPI and I2CTM with: – 7-bit address masking – SMBus/PMBusTM compatibility
- Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART) Module
- mTouch™ Sensing Oscillator Module: – Up to 12 input channels
- Data Signal Modulator Module: – Selectable modulator and carrier sources
- SR Latch: – Multiple Set/Reset input options – Emulates 555 Timer applications
