K20P64M72SF1 Просмотр технического описания (PDF) - Freescale Semiconductor

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K20P64M72SF1

K20 Sub-Family Supports: MK20DX64VLH7, MK20DX128VLH7, MK20DX256VLH7

Freescale Semiconductor 

Table of Contents

1 Ordering parts...........................................................................3

6 Peripheral operating requirements and behaviors....................21

1.1 Determining valid orderable parts......................................3

6.1 Core modules....................................................................22

2 Part identification......................................................................3

6.1.1 Debug trace timing specifications.........................22

2.1 Description.........................................................................3

6.1.2 JTAG electricals....................................................22

2.2 Format...............................................................................3

6.2 System modules................................................................25

2.3 Fields.................................................................................3

6.3 Clock modules...................................................................25

2.4 Example............................................................................4

6.3.1 MCG specifications...............................................25

3 Terminology and guidelines......................................................4

6.3.2 Oscillator electrical specifications.........................27

3.1 Definition: Operating requirement......................................4

6.3.3 32 kHz Oscillator Electrical Characteristics...........30

3.2 Definition: Operating behavior...........................................5

6.4 Memories and memory interfaces.....................................30

3.3 Definition: Attribute............................................................5

6.4.1 Flash electrical specifications................................30

3.4 Definition: Rating...............................................................6

6.4.2 EzPort Switching Specifications............................35

3.5 Result of exceeding a rating..............................................6

6.5 Security and integrity modules..........................................36

3.6 Relationship between ratings and operating

6.6 Analog...............................................................................36

requirements......................................................................6

6.6.1 ADC electrical specifications.................................36

3.7 Guidelines for ratings and operating requirements............7

6.6.2 CMP and 6-bit DAC electrical specifications.........43

3.8 Definition: Typical value.....................................................7

6.6.3 12-bit DAC electrical characteristics.....................46

3.9 Typical value conditions....................................................8

6.6.4 Voltage reference electrical specifications............49

4 Ratings......................................................................................9

6.7 Timers................................................................................50

4.1 Thermal handling ratings...................................................9

6.8 Communication interfaces.................................................50

4.2 Moisture handling ratings..................................................9

6.8.1 USB electrical specifications.................................50

4.3 ESD handling ratings.........................................................9

6.8.2 USB DCD electrical specifications........................51

4.4 Voltage and current operating ratings...............................9

6.8.3 USB VREG electrical specifications......................51

5 General.....................................................................................10

6.8.4 CAN switching specifications................................52

5.1 AC electrical characteristics..............................................10

6.8.5 DSPI switching specifications (limited voltage

5.2 Nonswitching electrical specifications...............................10

range)....................................................................52

5.2.1 Voltage and current operating requirements.........11

6.8.6 DSPI switching specifications (full voltage range).53

5.2.2 LVD and POR operating requirements.................11

6.8.7 I2C switching specifications..................................55

5.2.3 Voltage and current operating behaviors..............12

6.8.8 UART switching specifications..............................55

5.2.4 Power mode transition operating behaviors..........13

6.8.9 I2S/SAI Switching Specifications..........................55

5.2.5 Power consumption operating behaviors..............14

6.9 Human-machine interfaces (HMI)......................................60

5.2.6 Designing with radiated emissions in mind...........18

6.9.1 TSI electrical specifications...................................60

5.2.7 Capacitance attributes..........................................18

7 Dimensions...............................................................................61

5.3 Switching specifications.....................................................19

7.1 Obtaining package dimensions.........................................61

5.3.1 Device clock specifications...................................19

8 Pinout........................................................................................61

5.3.2 General switching specifications...........................19

8.1 K20 Signal Multiplexing and Pin Assignments..................61

5.4 Thermal specifications.......................................................20

8.2 K20 Pinouts.......................................................................64

5.4.1 Thermal operating requirements...........................20

9 Revision History........................................................................65

5.4.2 Thermal attributes.................................................21

K20 Sub-Family Data Sheet, Rev. 3, 11/2012.

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Freescale Semiconductor, Inc.

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