PIC24FJ256GA705-ISLASHM4中文资料微芯科技数据手册PDF规格书

Analog Features

• Up to 14-Channel, Software Selectable,

10/12-Bit Analog-to-Digital Converter:

- 12-bit, 200K samples/second conversion rate

(single Sample-and-Hold)

- Sleep mode operation

- Charge pump for operating at lower AVDD

- Band gap reference input feature

- Windowed threshold compare feature

- Auto-scan feature

• Three Analog Comparators with Input Multiplexing:

- Programmable reference voltage for

comparators

• LVD Interrupt Above/Below Programmable

VLVD Level

• Charge Time Measurement Unit (CTMU):

- Allows measurement of capacitance and time

- Operational in Sleep

Low-Power Features

• Sleep and Idle modes Selectively Shut Down

Peripherals and/or Core for Substantial Power

Reduction and Fast Wake-up

• Doze mode allows CPU to Run at a Lower Clock

Speed than Peripherals

• Alternate Clock modes allow On-the-Fly

Switching to a Lower Clock Speed for Selective

Power Reduction

Special Microcontroller Features

• Supply Voltage Range of 2.0V to 3.6V

• Dual Voltage Regulators:

- 1.8V core regulator

- 1.2V regulator for Retention Sleep mode

• Operating Ambient Temperature Range of

-40°C to +85°C

• ECC Flash Memory (256 Kbytes):

- Single Error Correction (SEC)

- Double Error Detection (DED)

- 10,000 erase/write cycle endurance, typical

- Data retention: 20 years minimum

- Self-programmable under software control

• 16-Kbyte SRAM

• Programmable Reference Clock Output

• In-Circuit Serial Programming™ (ICSP™) and

In-Circuit Emulation (ICE) via 2 Pins

• JTAG Boundary Scan Support

• Fail-Safe Clock Monitor Operation:

- Detects clock failure and switches to on-chip,

Low-Power RC (LPRC) Oscillator

• Power-on Reset (POR), Brown-out Reset (BOR)

and Oscillator Start-up Timer (OST)

• Programmable Low-Voltage Detect (LVD)

• Flexible Watchdog Timer (WDT) with its Own

RC Oscillator for Reliable Operation

Peripheral Features

• High-Current Sink/Source 18 mA/18 mA on

All I/O Pins

• Independent, Low-Power 32 kHz Timer Oscillator

• Timer1: 16-Bit Timer/Counter with External Crystal

Oscillator; Timer1 can Provide an A/D Trigger

• Timer2,3: 16-Bit Timer/Counter, can Create 32-Bit

Timer; Timer3 can Provide an A/D Trigger

• Three Input Capture modules, Each with a

16-Bit Timer

• Three Output Compare/PWM modules, Each with

a 16-Bit Timer

• Four MCCP modules, Each with a Dedicated

16/32-Bit Timer:

- One 6-output MCCP module

- Three 2-output MCCP modules

• Three Variable Width, Synchronous Peripheral

Interface (SPI) Ports on All Devices; 3 Operation

modes:

- 3-wire SPI (supports all 4 SPI modes)

- 8 by 16-bit or 8 by 8-bit FIFO

- I2S mode

• Two I2C Master and Slave w/Address Masking,

and IPMI Support

• Two UART modules:

- LIN/J2602 bus support (auto-wake-up,

Auto-Baud Detect (ABD), Break character support)

- RS-232 and RS-485 support

- IrDA® mode (hardware encoder/decoder

functions)

• Five External Interrupt Pins

• Parallel Master Port/Enhanced Parallel Slave Port

(PMP/EPSP), 8-Bit Data with External

Programmable Control (polarity and protocol)

• Enhanced CRC module

• Reference Clock Output with Programmable

Divider

• Two Configurable Logic Cell (CLC) Blocks:

- Two inputs and one output, all mappable to

peripherals or I/O pins

- AND/OR/XOR logic and D/JK flip-flop

functions

• Peripheral Pin Select (PPS) with Independent I/O

Mapping of Many Peripherals