IRMCF171

2

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© 2013 International Rectifier

April 20, 2013

Table of Contents

1 Overview.......................................................................................................................5

2 Pinout ...........................................................................................................................6

3 IRMCF171 Block Diagram and Main Functions ............................................................7

4 Application connection and Pin function .......................................................................9

4.1 8051 Peripheral Interface Group.................................................................................. 10

4.2 Motion Peripheral Interface Group............................................................................... 11

4.3 Analog Interface Group................................................................................................ 11

4.4 Power Interface Group................................................................................................. 12

4.5 Test Interface Group.................................................................................................... 12

5 DC Characteristics......................................................................................................13

5.1 Absolute Maximum Ratings ......................................................................................... 13

5.2 System Clock Frequency and Power Consumption..................................................... 13

5.3 Digital I/O DC Characteristics ...................................................................................... 14

5.4 PLL and Oscillator DC characteristics ......................................................................... 15

5.5 Analog I/O DC Characteristics..................................................................................... 15

5.6 Under Voltage Lockout DC characteristics .................................................................. 16

5.7 Itrip comparator DC characteristics.............................................................................. 16

5.8 CMEXT and AREF Characteristics .............................................................................. 16

6 AC Characteristics ......................................................................................................17

6.1 Digital PLL AC Characteristics..................................................................................... 17

6.2 Analog to Digital Converter AC Characteristics ........................................................... 18

6.3 Op amp AC Characteristics ......................................................................................... 19

6.4 SYNC to SVPWM and A/D Conversion AC Timing...................................................... 20

6.5 GATEKILL to SVPWM AC Timing ............................................................................... 21

6.6 Itrip AC Timing ............................................................................................................. 21

6.7 Interrupt AC Timing...................................................................................................... 22

6.9 SPI AC Timing ............................................................................................................. 24

SPI Write AC timing ........................................................................................................... 24

SPI Read AC Timing.......................................................................................................... 25

6.10

UART AC Timing ...................................................................................................... 26

6.11

CAPTURE Input AC Timing ...................................................................................... 27

6.12

JTAG AC Timing....................................................................................................... 28

7 I/O Structure ...............................................................................................................29

8 Pin List........................................................................................................................32

9 Package Dimensions ..................................................................................................34

10 Part Marking Information ............................................................................................35