IRMCF371

2

TABLE OF CONTENTS

1

Overview ....................................................................................................................................4

2

IRMCF371 Block Diagram and Main Functions.........................................................................5

3

Pinout.........................................................................................................................................7

4

Input/Output of IRMCF371.........................................................................................................8

4.1

8051 Peripheral Interface Group .........................................................................................8

4.2

Motion Peripheral Interface Group ......................................................................................9

4.3

Analog Interface Group .......................................................................................................9

4.4

Power Interface Group ......................................................................................................10

4.5

Test Interface Group .........................................................................................................10

5

Application Connections ..........................................................................................................11

6

DC Characteristics ...................................................................................................................12

6.1

Absolute Maximum Ratings...............................................................................................12

6.2

System Clock Frequency and Power Consumption ..........................................................12

6.3

Digital I/O DC Characteristics............................................................................................13

6.4

PLL and Oscillator DC characteristics...............................................................................14

6.5

Analog I/O DC Characteristics ..........................................................................................14

6.6

Under Voltage Lockout DC characteristics........................................................................15

6.7

CMEXT and AREF Characteristics ...................................................................................15

7

AC Characteristics ...................................................................................................................16

7.1

PLL AC Characteristics .....................................................................................................16

7.2

Analog to Digital Converter AC Characteristics.................................................................17

7.3

Op Amp AC Characteristics ..............................................................................................17

7.4

SYNC to SVPWM and A/D Conversion AC Timing ...........................................................18

7.5

GATEKILL to SVPWM AC Timing.....................................................................................19

7.6

Interrupt AC Timing ...........................................................................................................20

7.7

I2C AC Timing....................................................................................................................21

7.8

SPI AC Timing...................................................................................................................22

7.8.1

SPI Write AC timing ....................................................................................................22

7.8.2

SPI Read AC Timing...................................................................................................23

7.9

UART AC Timing...............................................................................................................24

7.10

CAPTURE Input AC Timing ...........................................................................................25

7.11

JTAG AC Timing ............................................................................................................26

8

Pin List .....................................................................................................................................27

9

Package Dimensions ...............................................................................................................29

10

Part Marking Information ......................................................................................................30