Description
This family of devices contain an enhanced mid-range 8-bit CPU core. The CPU has 49 instructions. Interrupt capability includes automatic context saving. The hardware stack is 16 levels deep and has Overflow and Underflow Reset capability. Direct, Indirect, and Relative Addressing modes are available. Two File Select Registers (FSRs) provide the ability to read program and data memory. Automatic Interrupt Context Saving 16-level Stack with Overflow and Underflow File Select Registers Instruction Set
- High-Performance RISC CPU:
- C Compiler Optimized Architecture
- Only 49 Instructions
- 14 Kbytes Linear Program Memory Addressing
- 1024 Bytes Linear Data Memory Addressing
- Operating Speed:
- DC – 48 MHz clock input
- DC – 83 ns instruction cycle
- Selectable 3x or 4x PLL for specific frequencies
- 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) capable of accessing both data or program memory
- FSRs can read program and data memory
- Special Microcontroller Features:
- Operating Voltage Range:
- 1.8V to 3.6V (PIC16LF145X)
- 2.3V to 5.5V (PIC16F145X)
- Self-Programmable under Software Control
- Power-on Reset (POR)
- Power-up Timer (PWRT)
- Programmable Brown-Out Reset (BOR)
- Low-Power BOR (LPBOR)
- Extended Watchdog Timer (WDT):
- Programmable period from 1 ms to 256s
- Programmable Code Protection
- In-Circuit Serial Programming™ (ICSP™) via Two Pins
- Enhanced Low-Voltage Programming (LVP)
- Power-Saving Sleep mode
- 128 Bytes High-Endurance Flash
- 100,000 write Flash endurance (minimum)
- Universal Serial Bus (USB) Features:
- Self-Tuning from USB Host (eliminates need for external crystal)
- USB V2.0 Compliant SIE
- Low Speed (1.5 Mb/s) and Full Speed (12 Mb/s)
- Supports Control, Interrupt, Isochronous and Bulk Transfers
- Supports up to Eight Bidirectional Endpoints
- 512-Byte Dual Access RAM for USB
- Interrupt-on-Change (IOC) on D+/D- for USB Host Detection
- Configurable Internal Pull-up Resistors for use with USB
- Extreme Low-Power Management PIC16LF145X with XLP:
- Sleep mode: 25 nA @ 1.8V, typical
- Watchdog Timer Current: 290 nA @ 1.8V, typical
- Timer1 Oscillator: 600 nA @ 32 kHz, typical
- Operating Current: 25 µA/MHz @ 1.8V, typical
- Flexible Oscillator Structure:
- 16 MHz Internal Oscillator Block:
- Factory calibrated to ±0.25%, typical
- Software selectable frequency range from 16 MHz to 31 kHz
- Tunable to 0.25% across temperature range
- 48 MHz with 3x PLL
- 31 kHz Low-Power Internal Oscillator
- Clock Switching with run from:
- Primary Oscillator
- Secondary Oscillator (SOSC)
- Internal Oscillator
- Clock Reference Output:
- Clock Prescaler
- CLKOUT
- Analog Features(1):
- Analog-to-Digital Converter (ADC):
- 10-bit resolution
- Up to nine external channels
- Two internal channels:
- Fixed Voltage Reference channel
- DAC output channel
- Auto acquisition capability
- Conversion available during Sleep
- Two Comparators:
- Rail-to-rail inputs
- Power mode control
- Software controllable hysteresis
