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High-Performance RISC CPU:

? Only 49 Instructions to Learn

? Operating Speed:

- DC – 32 MHz clock input

- DC – 125 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

Special Microcontroller Features:

? Precision Internal Oscillator:

- Factory calibrated to ±1, typical

- Software selectable frequency range from 32 MHz to 31 kHz

? 31 kHz Low-Power Internal Oscillator

? External Oscillator Block with:

- 4 crystal/resonator modes up to 32 MHz

- 3 external clock modes up to 32 MHz

? 4x Phase Locked Loop (PLL)

? Fail-Safe Clock Monitor

? Two-Speed Start-up

? Power-Saving Sleep mode

? Power-on Reset (POR)

? Power-up Timer (PWRT)

? Oscillator Start-up Timer (OST)

? Brown-out Reset (BOR) with Selectable Trip Point

? Extended Watch-Dog Timer (WDT)

? In-Circuit Serial Programming? (ICSP?) via two pins

? In-Circuit Debug (ICD) via Two Pins

? Enhanced Low-Voltage Programming (LVP)

? Operating Voltage Range:

- 1.8V to 3.6V (PIC16LF194X)

- 1.8V to 5.5V (PIC16F194X)

? Programmable Code Protection

? Self-Programmable under Software Control

Low-Power Features:

? Standby Current (PIC16LF194X):

- 100 nA @ 1.8V, typical

? Operating Current (PIC16LF194X):

- 150 μA @ 1 MHz, 1.8V, typical

? Low-Power Watchdog Timer Current (PIC16LF194X):

- 1.0 μA @ 1.8V, typical

Peripheral Features:

? Integrated LCD Controller:

- Up to 184 segments

- Variable clock input

- Contrast control

- Internal voltage reference selections

? Up to 53 I/O Pins and 1 Input-only Pin:

- High current sink/source for LED drivers

- Individually programmable interrupt-on change pins

- Individually programmable weak pull-ups

? Timer0: 8-Bit Timer/Counter with 8-Bit Programmable Prescaler

? Enhanced Timer1:

- 16-bit timer/counter with prescaler

- External Gate Input mode

- Dedicated low-power 32 kHz oscillator driver

? Timer2, 4, 6: 8-Bit Timer/Counter with 8-Bit Period Register, Prescaler and Postscaler

? Two Capture/Compare/PWM modules (CCP):

- Software selectable time bases

? Three Enhanced Capture, Compare, PWM modules (ECCP):

- Software selectable time bases

- Auto-shutdown and auto-restart

- PWM steering

? Two Master Synchronous Serial Ports (MSSP) with SPI and I2CTM with:

- 7-bit address masking

- SMBus/PMBusTM compatibility

? Two Enhanced Universal Synchronous Asynchronous Receiver Transmitters (EUSART):

- RS-232, RS-485 and LIN compatible

- Auto-Baud Detect

- Auto-wake-up on start

? SR Latch (Integrated 555 Timer):

- Multiple Set/Reset input options

? Analog-to-Digital Converter (ADC):

- 10-bit resolution

- Up to 17 channels

? 3 Comparators:

- Rail-to-rail inputs/outputs

- 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

? mTouch? Oscillator Module

- 17 channels for button, sensor, or slider input