M482 datasheet(6/401 Pages) NUVOTON

6 / 401 page

Mar 30, 2018

Page 6 of 401

Rev 1.00

NuMicro

® M480

32-bit ARM

Cortex

-M4F Microcontrolle

6.39.2 Features .......................................................................................................................340

6.40

OP Amplifier (OPA)......................................................................................................341

6.40.1 Overview ......................................................................................................................341

6.40.2 Features .......................................................................................................................341

7 APPLICATION CIRCUIT................................................................................ 342

7.1Power Supply Scheme with External Vref ............................................................................342

7.2Power Supply Scheme with Internal Vref..............................................................................343

7.3Power Supply Scheme with VREF and External RTC with Battery Power .............................344

7.4Power Supply Scheme with VREF and Internal RTC with Battery Power ..............................345

7.5Peripheral Application Scheme.............................................................................................346

8 ELECTRICAL CHARACTERISTICS.............................................................. 348

8.1Absolute Maximum Ratings ..................................................................................................348

8.1.1

Voltage Characteristics.................................................................................................348

8.1.2

Current Characteristics.................................................................................................348

8.1.3

Thermal Characteristics................................................................................................348

8.1.4

EMC Characteristics .....................................................................................................349

8.2General Operating Conditions ..............................................................................................350

8.3DC Electrical Characteristics ................................................................................................351

8.3.1

Typical Current Consumption .......................................................................................351

8.3.2

On-chip Peripheral Current Consumption.....................................................................358

8.3.3

Wakeup Time ...............................................................................................................359

8.3.4

PIN DC Characteristics.................................................................................................360

8.4AC Electrical Characteristics.................................................................................................362

8.4.1

External 4~24 MHz High Speed Crystal (HXT) characteristics.....................................362

8.4.2

External 4~24 MHz High Speed Clock Input (OSC) Characteristics.............................363

8.4.3

External 32.768 kHz Low Speed Crystal (LXT) characteristics ....................................364

8.4.4

External 32.768 kHz Low Speed Clock Input (OSC) Characteristics............................365

8.4.5

12 MHz Internal High Speed RC Oscillator (HIRC) ......................................................365

8.4.6

10 kHz Internal Low Speed RC Oscillator (LIRC) .........................................................366

8.4.7

PLL Characteristics ......................................................................................................366

8.4.8

PIN AC Characteristics.................................................................................................366

8.5Analog Electrical Characteristics ..........................................................................................368

8.5.1

LDO ..............................................................................................................................368

8.5.2

Low-Voltage Reset .......................................................................................................368

8.5.3

Brown-out Detector.......................................................................................................368

8.5.4

Power-on Reset............................................................................................................369

8.5.5

Internal Voltage Reference...........................................................................................369

8.5.6

12-bit ADC....................................................................................................................370

8.5.7

Temperature Sensor.....................................................................................................373

8.5.8

Digital to Analog Converter (DAC)................................................................................373

8.5.9

Analog Comparator Controller (ACMP) ........................................................................375

8.5.10 OP Amplifier (OPA) ......................................................................................................375

8.6Flash DC Electrical Characteristic ........................................................................................377

8.7I

2C Dynamic Characteristics .................................................................................................378

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