K20P144M100SF2V2 Datasheet, PDF (3/78 Pages) Freescale Semiconductor, Inc – K20 Sub-Family

Table of Contents
1 Ordering parts...........................................................................4
6 Peripheral operating requirements and behaviors....................22
1.1 Determining valid orderable parts......................................4
6.1 Core modules....................................................................22
2 Part identification......................................................................4
6.1.1 Debug trace timing specifications.......................22
2.1 Description.........................................................................4
6.1.2 JTAG electricals..................................................23
2.2 Format...............................................................................4
6.2 System modules................................................................26
2.3 Fields.................................................................................4
6.3 Clock modules...................................................................26
2.4 Example............................................................................5
6.3.1 MCG specifications.............................................26
3 Terminology and guidelines......................................................5
6.3.2 Oscillator electrical specifications.......................28
3.1 Definition: Operating requirement......................................5
6.3.3 32 kHz Oscillator Electrical Characteristics........31
3.2 Definition: Operating behavior...........................................6
6.4 Memories and memory interfaces.....................................31
3.3 Definition: Attribute............................................................6
6.4.1 Flash electrical specifications.............................31
3.4 Definition: Rating...............................................................7
6.4.2 EzPort Switching Specifications.........................36
3.5 Result of exceeding a rating..............................................7
6.4.3 Flexbus Switching Specifications........................37
3.6 Relationship between ratings and operating
6.5 Security and integrity modules..........................................40
requirements......................................................................7
6.6 Analog...............................................................................40
3.7 Guidelines for ratings and operating requirements............8
6.6.1 ADC electrical specifications..............................40
3.8 Definition: Typical value.....................................................8
6.6.2 CMP and 6-bit DAC electrical specifications......48
3.9 Typical value conditions....................................................9
6.6.3 12-bit DAC electrical characteristics...................51
4 Ratings......................................................................................10
6.6.4 Voltage reference electrical specifications..........54
4.1 Thermal handling ratings...................................................10
6.7 Timers................................................................................55
4.2 Moisture handling ratings..................................................10
6.8 Communication interfaces.................................................55
4.3 ESD handling ratings.........................................................10
6.8.1 USB electrical specifications...............................55
4.4 Voltage and current operating ratings...............................10
6.8.2 USB DCD electrical specifications......................56
5 General.....................................................................................11
6.8.3 USB VREG electrical specifications...................56
5.1 AC electrical characteristics..............................................11
6.8.4 CAN switching specifications..............................57
5.2 Nonswitching electrical specifications...............................11
6.8.5 DSPI switching specifications (limited voltage
5.2.1 Voltage and current operating requirements......12
range).................................................................57
5.2.2 LVD and POR operating requirements...............13
6.8.6 DSPI switching specifications (full voltage
5.2.3 Voltage and current operating behaviors............13
range).................................................................58
5.2.4 Power mode transition operating behaviors.......14
6.8.7 I2C switching specifications................................60
5.2.5 Power consumption operating behaviors............15
6.8.8 UART switching specifications............................60
5.2.6 EMC radiated emissions operating behaviors....18
6.8.9 SDHC specifications...........................................60
5.2.7 Designing with radiated emissions in mind.........19
6.8.10 I2S/SAI Switching Specifications........................61
5.2.8 Capacitance attributes........................................19
6.9 Human-machine interfaces (HMI)......................................68
5.3 Switching specifications.....................................................19
6.9.1 TSI electrical specifications................................68
5.3.1 Device clock specifications.................................19
7 Dimensions...............................................................................69
5.3.2 General switching specifications.........................20
7.1 Obtaining package dimensions.........................................69
5.4 Thermal specifications.......................................................21
8 Pinout........................................................................................69
5.4.1 Thermal operating requirements.........................21
8.1 K20 Signal Multiplexing and Pin Assignments..................69
5.4.2 Thermal attributes...............................................21
8.2 K20 Pinouts.......................................................................75
K20 Sub-Family Data Sheet, Rev. 1, 6/2012.
Freescale Semiconductor, Inc.
Preliminary
3
General Business Information