PIC18F45J11-I/ML【PDF 152/228 页】IC PIC MCU FLASH 32K 2V 44-QFN

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Sheet目录3862

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2011 Microchip Technology Inc.

DS39932D-page 3

PIC18F46J11 FAMILY

Power Management Features with

nanoWatt XLP for Extreme Low Power:

Deep Sleep mode: CPU off, Peripherals off,

Currents Down to 13 nA and 850 nA with RTCC

- Able to wake-up on external triggers,

programmable WDT or RTCC alarm

- Ultra Low-Power Wake-up (ULPWU)

Sleep mode: CPU off, Peripherals off, SRAM on,

Fast Wake-up, Currents Down to 105 nA Typical

Idle: CPU off, Peripherals on, Currents Down to

2.3

A Typical

Run: CPU on, Peripherals on, Currents Down to

6.2

A Typical

Timer1 Oscillator/w RTCC: 1

A, 32 kHz Typical

Watchdog Timer: 813 nA, 2V Typical

Special Microcontroller Features:

5.5V Tolerant Inputs (digital only pins)

Low-Power, High-Speed CMOS Flash Technology

C Compiler Optimized Architecture for Re-Entrant

Code

Priority Levels for Interrupts

Self-Programmable under Software Control

8 x 8 Single-Cycle Hardware Multiplier

Extended Watchdog Timer (WDT):

- Programmable period from 4 ms to 131s

Single-Supply In-Circuit Serial Programming

(ICSP) via Two Pins

In-Circuit Debug (ICD) with Three Breakpoints via

Two Pins

Operating Voltage Range of 2.0V to 3.6V

On-Chip 2.5V Regulator

Flash Program Memory of 10,000 Erase/Write

Cycles Minimum and 20-Year Data Retention

Peripheral Highlights:

Peripheral Pin Select:

- Allows independent I/O mapping of many

peripherals

- Continuous hardware integrity checking and

safety interlocks prevent unintentional

configuration changes

Hardware Real-Time Clock and Calendar (RTCC):

- Provides clock, calendar and alarm functions

High-Current Sink/Source 25 mA/25 mA

(PORTB and PORTC)

Peripheral Highlights (Continued):

Four Programmable External Interrupts

Four Input Change Interrupts

Two Enhanced Capture/Compare/PWM (ECCP)

modules:

- One, two or four PWM outputs

- Selectable polarity

- Programmable dead time

- Auto-shutdown and auto-restart

- Pulse steering control

Two Master Synchronous Serial Port (MSSP)

modules featuring:

- 3-wire SPI (all 4 modes)

- 1024-byte SPI Direct Memory Access (DMA)

channel

-I2C Master and Slave modes

8-Bit Parallel Master Port/Enhanced Parallel

Slave Port

Two-Rail – Rail Analog Comparators with Input

Multiplexing

10-Bit, up to 13-Channel Analog-to-Digital (A/D)

Converter module:

- Auto-acquisition capability

- Conversion available during Sleep

- Self-Calibration

High/Low-Voltage Detect module

Charge Time Measurement Unit (CTMU):

- Supports capacitive touch sensing for touch

screens and capacitive switches

- Provides a Precise Resolution Time

Measurement for Both Flow Measurement

and Simple Temperature Sensing

Two Enhanced USART modules:

- Supports RS-485, RS-232 and LIN/J2602

- Auto-wake-up on Start bit

Auto-Baud Detect

Flexible Oscillator Structure:

1% Accurate High-Precision Internal Oscillator

Two External Clock modes, up to 48 MHz (12 MIPS)

Low-Power 31 kHz Internal RC Oscillator

Tunable Internal Oscillator (31 kHz to 8 MHz,

±0.15% Typical, ±1% Max).

4x PLL Option

Secondary Oscillator using Timer1 @ 32 kHz

Fail-Safe Clock Monitor:

- Allows for safe shutdown if any clock stops

Two-Speed Oscillator Start-up

Programmable Reference Clock Output Generator

28/44-Pin, Low-Power, High-Performance Microcontrollers

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