EFM32ZG222 Datasheet, PDF (66/70 Pages) Silicon image – Energy, gas, water and smart metering

...the world's most energy friendly microcontrollers
Table of Contents
1. Ordering Information .................................................................................................................................. 2
2. System Summary ...................................................................................................................................... 3
2.1. System Introduction ......................................................................................................................... 3
2.2. Configuration Summary .................................................................................................................... 6
2.3. Memory Map ................................................................................................................................. 7
3. Electrical Characteristics ............................................................................................................................. 8
3.1. Test Conditions .............................................................................................................................. 8
3.2. Absolute Maximum Ratings .............................................................................................................. 8
3.3. General Operating Conditions ........................................................................................................... 8
3.4. Current Consumption ....................................................................................................................... 9
3.5. Transition between Energy Modes .................................................................................................... 17
3.6. Power Management ....................................................................................................................... 17
3.7. Flash .......................................................................................................................................... 18
3.8. General Purpose Input Output ......................................................................................................... 18
3.9. Oscillators .................................................................................................................................... 27
3.10. Analog Digital Converter (ADC) ...................................................................................................... 31
3.11. Current Digital Analog Converter (IDAC) .......................................................................................... 41
3.12. Analog Comparator (ACMP) .......................................................................................................... 46
3.13. Voltage Comparator (VCMP) ......................................................................................................... 48
3.14. I2C ........................................................................................................................................... 48
3.15. Digital Peripherals ....................................................................................................................... 49
4. Pinout and Package ................................................................................................................................. 51
4.1. Pinout ......................................................................................................................................... 51
4.2. Alternate Functionality Pinout .......................................................................................................... 53
4.3. GPIO Pinout Overview ................................................................................................................... 55
4.4. TQFP48 Package .......................................................................................................................... 55
5. PCB Layout and Soldering ........................................................................................................................ 57
5.1. Recommended PCB Layout ............................................................................................................ 57
5.2. Soldering Information ..................................................................................................................... 59
6. Chip Marking, Revision and Errata .............................................................................................................. 60
6.1. Chip Marking ................................................................................................................................ 60
6.2. Revision ...................................................................................................................................... 60
6.3. Errata ......................................................................................................................................... 60
7. Revision History ...................................................................................................................................... 61
7.1. Revision 1.10 ............................................................................................................................... 61
7.2. Revision 1.00 ............................................................................................................................... 61
7.3. Revision 0.61 ............................................................................................................................... 61
7.4. Revision 0.60 ............................................................................................................................... 62
7.5. Revision 0.50 ............................................................................................................................... 62
7.6. Revision 0.40 ............................................................................................................................... 62
7.7. Revision 0.30 ............................................................................................................................... 62
7.8. Revision 0.20 ............................................................................................................................... 62
7.9. Revision 0.10 ............................................................................................................................... 63
A. Disclaimer and Trademarks ....................................................................................................................... 64
A.1. Disclaimer ................................................................................................................................... 64
A.2. Trademark Information ................................................................................................................... 64
B. Contact Information ................................................................................................................................. 65
B.1. ................................................................................................................................................. 65
2015-03-06 - EFM32ZG222FXX - d0066_Rev1.10
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