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AN1619-2

Title
Title
AVR040: EMC Design Considerations
Name
Name
AN1619-2
Date
Date
05/15/2019
Description
Description
This Application Note covers the most common EMC problems designers encounter when using microcontrollers. It will briefly discuss the various phenomena, that is, electrostatic discharge (ESD), fast transient bursts, radio frequency emissions, and how to handle these.

Silicon Products

Title Product Title
ATmega2564RFR2
ATmega2564RFR2
ATmega256RFR2
ATmega256RFR2
ATmega644RFR2
ATmega644RFR2
ATmega128RFA1
ATmega128RFA1
ATZBS1256
ATZBS1256
ATmega64RFR2
ATmega64RFR2
ATmega1284RFR2
ATmega1284RFR2
ATmega128RFR2
ATmega128RFR2
ATUC128D3
ATUC128D3
ATUC256L4U
ATUC256L4U
AT32UC3L0128
AT32UC3L0128
AT32UC3C2256C
AT32UC3C2256C
AT32UC3B164
AT32UC3B164
AT32UC3B1256
AT32UC3B1256
AT32UC3B0512
AT32UC3B0512
AT32UC3C2128C
AT32UC3C2128C
AT32UC3A464S
AT32UC3A464S
ATUC256L3U
ATUC256L3U
ATxmega64A1
ATxmega64A1
ATxmega128A1
Not recommended for new designs
ATxmega128A1 Not recommended for new designs
AT90PWM161
AT90PWM161
AT90USB1286
AT90USB1286
AT90USB646
AT90USB646
ATTINY3216
ATTINY3216
AT90USB1287
AT90USB1287
AT90PWM3B
AT90PWM3B
AT90PWM316
AT90PWM316
ATTINY3217
ATTINY3217
AT90PWM2B
AT90PWM2B
ATmega6450
Newer Device Available ATMEGA6450A
ATmega6450 Newer Device Available ATMEGA6450A
AT90USB82
AT90USB82
AT90PWM1
AT90PWM1
ATTINY261
Newer Device Available ATTINY261A
ATTINY261 Newer Device Available ATTINY261A
ATtiny84A
ATtiny84A
ATtiny85
ATtiny85
ATxmega64A4U
ATxmega64A4U
AT32UC3A4256S
AT32UC3A4256S
ATUC128L3U
ATUC128L3U
AT32UC3A4128
AT32UC3A4128
ATUC64D3
ATUC64D3
ATUC64D4
ATUC64D4
ATUC64L3U
ATUC64L3U
ATUC128L4U
ATUC128L4U
ATMEGA809
ATMEGA809
AT32UC3A4128S
AT32UC3A4128S
ATMEGA4809
ATMEGA4809
AT32UC3B064
AT32UC3B064
AT32UC3B1512
AT32UC3B1512
AT32UC3C264C
AT32UC3C264C
AT32UC3C2512C
AT32UC3C2512C
AT32UC3B0128
AT32UC3B0128
ATtiny44A
ATtiny44A
ATtiny48
ATtiny48
ATxmega256A3
ATxmega256A3
ATUC64L4U
ATUC64L4U
ATUC128D4
ATUC128D4
AT32UC3A4256
AT32UC3A4256
AT32UC3A464
AT32UC3A464
AT32UC3A3256AU
AT32UC3A3256AU
AT32UC3B0256
AT32UC3B0256
ATtiny24
Newer Device Available ATTINY24A
ATtiny24 Newer Device Available ATTINY24A
AT32UC3B1128
AT32UC3B1128
ATtiny828
ATtiny828
ATtiny84
Newer Device Available ATTINY84A
ATtiny84 Newer Device Available ATTINY84A
ATtiny861A
ATtiny861A
ATxmega64A3
ATxmega64A3
ATxmega256A3B
ATxmega256A3B
ATxmega192A3
ATxmega192A3
AT90PWM81
AT90PWM81
ATxmega192A3U
ATxmega192A3U
ATMEGA1609
ATMEGA1609
ATTINY1606
ATTINY1606
ATTINY1607
ATTINY1607
ATTINY1604
ATTINY1604
AT90USB162
AT90USB162
AT90PWM216
AT90PWM216
ATtiny24A
ATtiny24A
ATtiny2313A
ATtiny2313A
ATtiny26
ATtiny26
AT90USB647
AT90USB647
ATtiny861
Newer Device Available ATTINY861A
ATtiny861 Newer Device Available ATTINY861A
ATxmega64A1
Not Recommended for new designs
ATxmega64A1 Not Recommended for new designs
ATxmega384D3
ATxmega384D3
ATTINY10
ATTINY10
ATtiny461A
ATtiny461A
ATTINY5
ATTINY5
ATtiny44
Newer Device Available ATTINY44A
ATtiny44 Newer Device Available ATTINY44A
ATxmega256A3BU
ATxmega256A3BU
ATxmega192C3
ATxmega192C3
ATxmega256C3
ATxmega256C3
ATxmega192D3
ATxmega192D3
ATtiny261A
ATtiny261A
ATtiny841
ATtiny841
ATtiny87
ATtiny87
ATtiny87 ATtiny87
ATxmega64B3
ATxmega64B3
ATxmega64B1
ATxmega64B1
ATtiny45
ATtiny45
ATtiny441
ATtiny441
AT32UC3C1512C
AT32UC3C1512C
AT32UC3C1128C
AT32UC3C1128C
AT32UC3C1256C
AT32UC3C1256C
AT90USB82
AT90USB82
ATmega3250PA
ATmega3250PA
ATmega6450A
ATmega6450A
ATmega645A
ATmega645A
AT90USB1286
AT90USB1286
AT90USB1287
AT90USB1287
ATmega324PA
ATmega324PA
ATmega649A
ATmega649A
ATmega164A
ATmega164A
ATmega164P
ATmega164P
ATmega165P
Newer Device Available ATMEGA165PA
ATmega165P Newer Device Available ATMEGA165PA
ATmega48PA
ATmega48PA
ATmega644A
ATmega644A
ATmega48A
ATmega48A
ATmega16U2
ATmega16U2
ATMEGA165PA
ATMEGA165PA
ATmega169P
Newer Device Available ATMEGA169PA
ATmega169P Newer Device Available ATMEGA169PA
ATmega168A
ATmega168A
ATmega32U2
ATmega32U2
ATmega3290A
ATmega3290A
ATmega3290
Newer Device Available ATMEGA3290A
ATmega3290 Newer Device Available ATMEGA3290A
ATtiny2313
Newer Device Available ATTINY2313A
ATtiny2313 Newer Device Available ATTINY2313A
ATTINY814
ATTINY814
ATTINY416
ATTINY416
ATtiny4313
ATtiny4313
ATxmega256D3
ATxmega256D3
ATxmega32D4
ATxmega32D4
ATxmega32C3
ATxmega32C3
ATXMEGA32D3
ATXMEGA32D3
ATxmega64A3U
ATxmega64A3U
ATTINY406
ATTINY406
ATxmega128A3
ATxmega128A3
ATTINY204
ATTINY204
ATtiny20
ATtiny20
ATTINY817
ATTINY817
ATTINY804
ATTINY804
ATTINY807
ATTINY807
ATxmega64D4
ATxmega64D4
ATxmega8E5
ATxmega8E5
ATxmega128D3
ATxmega128D3
ATxmega16E5
ATxmega16E5
ATxmega128B3
ATxmega128B3
ATxmega128C3
ATxmega128C3
ATXMEGA256A3U
ATXMEGA256A3U
AT32UC3L016
AT32UC3L016
AT32UC3L032
AT32UC3L032
ATMEGA808
ATMEGA808
ATMEGA1608
ATMEGA1608
AT32UC3A1128
AT32UC3A1128
ATMEGA4808
ATMEGA4808
AT32UC3A1256
AT32UC3A1256
AT90USB646
AT90USB646
ATMEGA3209
ATMEGA3209
ATMEGA3208
ATMEGA3208
AT90USB647
AT90USB647
ATmega325A
ATmega325A
ATmega325P
Newer Device Available ATMEGA325PA
ATmega325P Newer Device Available ATMEGA325PA
ATmega325PA
ATmega325PA
ATmega6450P
ATmega6450P
ATMEGA644PA
ATMEGA644PA
ATmega6450
Newer Device Available ATMEGA6450A
ATmega6450 Newer Device Available ATMEGA6450A
AT90PWM216
AT90PWM216
ATmega6490P
ATmega6490P
ATmega64A
ATmega64A
ATmega6490
Newer Device Available ATMEGA6490A
ATmega6490 Newer Device Available ATMEGA6490A
ATTINY214
ATTINY214
ATmega644
Newer Device Available ATMEGA644A
ATmega644 Newer Device Available ATMEGA644A
ATtiny1634
ATtiny1634
ATTINY816
ATTINY816
ATTINY806
ATTINY806
ATmega2561
ATmega2561
ATXMEGA64C3
ATXMEGA64C3
ATmega16U4
ATmega16U4
ATxmega64D3
ATxmega64D3
ATxmega128A3U
ATxmega128A3U
ATMEGA328PB
ATMEGA328PB
AT32UC3C1512C-Automotive
AT32UC3C1512C-Automotive
ATmega328
Not Recommended for new designs
ATmega328 Not Recommended for new designs
ATmega645
Newer Device Available ATMEGA645A
ATmega645 Newer Device Available ATMEGA645A
AT90PWM316
AT90PWM316
AT90PWM2B
AT90PWM2B
AT90PWM3B
AT90PWM3B
AT90PWM161
AT90PWM161
ATMEGA324PB
ATMEGA324PB
ATmega324A
ATmega324A
ATmega325
Newer Device Available ATMEGA325A
ATmega325 Newer Device Available ATMEGA325A
ATmega6490A
ATmega6490A
AT32UC3L064
AT32UC3L064
ATmega164PA
ATmega164PA
ATMEGA162
ATMEGA162
ATmega48PB
ATmega48PB
ATmega48P
ATmega48P
ATmega128
ATmega128
ATmega2560
ATmega2560
ATmega16M1
ATmega16M1
ATmega88A
ATmega88A
ATMEGA64M1
ATMEGA64M1
AT90CAN128
AT90CAN128
AT90CAN32
AT90CAN32
ATmega169A
ATmega169A
ATmega1284P
ATmega1284P
ATmega128A
ATmega128A
ATMEGA3290PA
ATMEGA3290PA
ATmega329PA
ATmega329PA
ATmega329A
ATmega329A
ATmega329P
Newer Device Available ATMEGA329PA
ATmega329P Newer Device Available ATMEGA329PA
ATmega88P
ATmega88P
ATmega8A
ATmega8A
ATTINY1616
ATTINY1616
ATTINY1616 ATTINY1616
ATTINY414
ATTINY414
ATxmega32A4
ATxmega32A4
ATxmega32E5
ATxmega32E5
ATmega8
ATmega8
ATmega168PB
ATmega168PB
ATmega32A
ATmega32A
ATmega32M1
ATmega32M1
ATmega32U4
ATmega32U4
ATmega406
ATmega406
ATmega1284
ATmega1284
ATmega88PA
ATmega88PA
ATmega88PB
ATmega88PB
ATmega8U2
ATmega8U2
ATTINY1614
ATTINY1614
ATxmega384C3
ATxmega384C3
ATTINY404
ATTINY404
ATtiny40
ATtiny40
ATxmega128A1
Not Recommended for new designs
ATxmega128A1 Not Recommended for new designs
ATxmega128B1
ATxmega128B1
ATTINY9
ATTINY9
ATtiny13
Newer Device Available ATTINY13A
ATtiny13 Newer Device Available ATTINY13A
ATxmega64A1U
ATxmega64A1U
ATmega168PA
ATmega168PA
ATmega8515
ATmega8515
ATmega324P
ATmega324P
ATTINY28
ATTINY28
ATxmega16D4
ATxmega16D4
ATxmega16C4
ATxmega16C4
AT32UC3A0512
AT32UC3A0512
AT32UC3A3128S
AT32UC3A3128S
AT32UC3A364S
AT32UC3A364S
AT32UC3C064C
AT32UC3C064C
AT32UC3A1512
AT32UC3A1512
AT32UC3C164C
AT32UC3C164C
AT90USB162
AT90USB162
ATmega3250A
ATmega3250A
ATmega3250P
Newer Device Available ATMEGA3250PA
ATmega3250P Newer Device Available ATMEGA3250PA
ATmega645P
ATmega645P
ATmega644P
Newer Device Available ATMEGA644PA
ATmega644P Newer Device Available ATMEGA644PA
AT90PWM81
AT90PWM81
ATmega32
Newer Device Available ATMEGA32A
ATmega32 Newer Device Available ATMEGA32A
ATmega168
ATmega168
ATtiny88
ATtiny88
ATTINY212
ATTINY212
ATmega3250
ATmega3250
ATmega649P
ATmega649P
ATmega649
Newer Device Available ATMEGA649A
ATmega649 Newer Device Available ATMEGA649A
ATmega640
ATmega640
ATmega64
Newer Device Available ATMEGA64A
ATmega64 Newer Device Available ATMEGA64A
ATmega16A
ATmega16A
ATmega16HVB
ATmega16HVB
AT90CAN64
AT90CAN64
AT90PWM1
AT90PWM1
ATmega169PA
ATmega169PA
ATmega32HVB
ATmega32HVB
ATmega16
ATmega16
AT32UC3A3256
AT32UC3A3256
AT32UC3A3256S
AT32UC3A3256S
ATmega1281
ATmega1281
ATmega3290P
Newer Device Available ATMEGA3290PA
ATmega3290P Newer Device Available ATMEGA3290PA
AT32UC3A364
AT32UC3A364
ATmega329
Newer Device Available ATMEGA329A
ATmega329 Newer Device Available ATMEGA329A
AT32UC3C0128C
AT32UC3C0128C
ATTINY1617
ATTINY1617
ATTINY417
ATTINY417
ATtiny43U
ATtiny43U
ATxmega32A4U
ATxmega32A4U
ATxmega32C4
ATxmega32C4
ATtiny461
Newer Device Available ATTINY461A
ATtiny461 Newer Device Available ATTINY461A
ATmega168P
ATmega168P
ATTINY4
ATTINY4
ATxmega128A4U
ATxmega128A4U
ATxmega16A4U
ATxmega16A4U
ATXMEGA128D4
ATXMEGA128D4
ATxmega16A4
ATxmega16A4
ATmega8535
ATmega8535
ATtiny102
ATtiny102
ATxmega128A1U
ATxmega128A1U
ATmega1280
ATmega1280
AT32UC3L0256
AT32UC3L0256
ATmega88
ATmega88
AT32UC3A0256
AT32UC3A0256
AT32UC3C0256C
AT32UC3C0256C
ATtiny13A
ATtiny13A
ATtiny25
ATtiny25
ATMEGA328P
‎Not Recommended for new designs
ATMEGA328P ‎Not Recommended for new designs
ATTINY104
ATTINY104
AT32UC3A0128
AT32UC3A0128
AT32UC3A3128
AT32UC3A3128
AT32UC3C0512C
AT32UC3C0512C
ATTINY202
ATTINY202
ATTINY167
ATTINY167
ATTINY412
ATTINY412
ATTINY402
ATTINY402
ATmega48
ATmega48
ATMEGAS64M1
Radiation Tolerant AVR8 MCU
ATMEGAS64M1 Radiation Tolerant AVR8 MCU
ATMEGAET128
ATMEGAET128
ATMEGAS128
Radiation Tolerant AVR8 MCU
ATMEGAS128 Radiation Tolerant AVR8 MCU
ATMEGAET64M1
ATMEGAET64M1