Description
28/40/44-Pin Flash Microcontrollers with nanoWatt XLP Technology
- C Compiler Optimized Architecture
- Only 49 Instructions
- Up to 28 Kbytes Linear Program Memory Addressing
- Up to 1024 Bytes Linear Data Memory Addressing
- Operating Speed: – DC – 20 MHz clock input @ 2.5V – DC – 16 MHz clock input @ 1.8V – DC – 200 ns instruction cycle
- 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:
- 16 MHz Internal Oscillator Block: – Software selectable frequency range from 16 MHz to 31 kHz
- 31 kHz Low-Power Internal Oscillator
- External Oscillator Block with: – Four crystal/resonator modes up to 20 MHz – Three external clock modes up to 20 MHz
- Fail-Safe Clock Monitor – Allows for safe shutdown if peripheral clock stops
- Two-Speed Oscillator Start-up
- Oscillator Start-up Timer (OST) Analog Features:
- Analog-to-Digital Converter (ADC): – 10-bit resolution – Up to 28 channels – Auto acquisition capability – Conversion available during Sleep
- Voltage Reference module: – Fixed Voltage Reference (FVR) with 1.024V, 2.048V and 4.096V output levels
- Temperature Indicator Extreme Low-Power Management PIC16LF151X with nanoWatt XLP:
- Sleep mode: 20 nA @ 1.8V, typical
- Watchdog Timer: 300 nA @ 1.8V, typical
- Secondary Oscillator: 600 nA @ 32 kHz Special Microcontroller Features:
- Operating Voltage Range: – 2.3V-5.5V (PIC16F151X) – 1.8V-3.6V (PIC16LF151X)
- Self-Programmable under Software Control
- Power-on Reset (POR)
- Power-up Timer (PWRT)
- Programmable Low-Power Brown-out Reset (LPBOR)
- Extended Watchdog Timer (WDT)
- In-Circuit Serial Programming™ (ICSP™) via two pins
- In-Circuit Debug (ICD) via two pins
- Enhanced Low-Voltage Programming (LVP)
- Programmable Code Protection
- Low-Power Sleep Mode
- Low-Power BOR (LPBOR) Peripheral Highlights:
- Up to 35 I/O pins and 1 input only pin: – High current sink/source 25 mA/25 mA – Individually programmable weak pull-ups – Individually programmable interrupt-on-change (IOC) pins
- Timer0: 8-Bit Timer/Counter with 8-Bit Prescaler
- Enhanced Timer1: – 16-bit timer/counter with prescaler – External Gate Input mode – Low-power 32 kHz secondary oscillator driver
- Timer2: 8-Bit Timer/Counter with 8-Bit Period Register, Prescaler and Postscaler
- Two Capture/Compare (CCP) modules:
- 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: – RS-232, RS-485 and LIN compatible – Auto-Baud Detect – Auto-wake-up on start
