PIC16LF1904中文資料微芯科技數(shù)據(jù)手冊(cè)PDF規(guī)格書(shū)

High-Performance RISC CPU:

? C Compiler Optimized Architecture

? Only 49 Instructions

? Up to 14 Kbytes Self-Write/Read Flash Program

Memory Addressing

? Up to 256 Bytes Data Memory Addressing

? Operating Speed:

- DC – 20 MHz clock input @ 3.6V

- 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:

- Accuracy to ± 3, typical

- Software selectable frequency range from

16 MHz to 31.25 kHz

? 31 kHz Low-Power Internal Oscillator

? Three External Clock modes up to 20 MHz

? Two-Speed Oscillator Start-up

? Low-Power RTC Implementation via LPT1OSC

Special Microcontroller Features:

? Operating Voltage Range:

- 1.8V-3.6V

? Self-Programmable under Software Control

? Power-on Reset (POR)

? Power-up Timer (PWRT)

? 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

? Power-Saving Sleep mode

Extreme Low-Power Management PIC16LF1904/6/7 with nanoWatt XLP:

? Sleep mode: 30 nA @ 1.8V, typical

? Watchdog Timer: 300 nA @ 1.8V, typical

? Timer1 Oscillator: 500 nA @ 1.8V, typical

Analog Features:

? Analog-to-Digital Converter (ADC):

- 10-bit resolution, up to 14 channels

- Conversion available during Sleep

- Dedicated ADC RC oscillator

- Fixed Voltage Reference (FVR) as channel

? Integrated Temperature Indicator

? Voltage Reference module:

- Fixed Voltage Reference (FVR) with 1.024V

and 2.048V output levels

Peripheral Highlights:

? Up to 36 I/O Pins and 1 Input-only Pin:

- High current 25 mA sink/source

- Individually programmable weak pull-ups

- Individually programmable interrupt-onchange (IOC) pins

? Integrated LCD Controller:

- At least 19 segment pins and as many as 116

total segments

- Variable clock input

- Contrast control

- Internal voltage reference selections

? 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

? Enhanced Universal Synchronous Asynchronous

Receiver Transmitter (EUSART):

- RS-232, RS-485 and LIN compatible

- Auto-Baud Detect

- Auto-wake-up on start