microcontroller

ATMEGA48-20AU

Symbol
(PCINT19/OC2B/INT1)PD31(PCINT20/XCK/T0)PD42GND3VCC4GND5VCC6(PCINT6/XTAL1/TOSC1)PB67(PCINT7/XTAL2/TOSC2)PB78(PCINT21/OC0B/T1)PD59(PCINT22/OC0A/AIN0)PD610(PCINT23/AIN1)PD711(PCINT0/CLKO/ICP1)PB012(PCINT1/OC1A)PB113(PCINT2/SS#/OC1B)PB214(PCINT3/OC2A/MOSI)PB315(PCINT4/MISO)PB416PD2(INT0/PCINT18)32PD1(TXD/PCINT17)31PD0(RXD/PCINT16)30PC6(RESET#/PCINT14)29PC5(ADC5/SCL/PCINT13)28PC4(ADC4/SDA/PCINT12)27PC3(ADC3/PCINT11)26PC2(ADC2/PCINT10)25PC1(ADC1/PCINT9)24PC0(ADC0/PCINT8)23ADC722GND21AREF20ADC619AVCC18PB5(SCK/PCINT5)17
Footprint
3231302928272625242322212019181716151413121110987654321
3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
(PCINT19/OC2B/INT1)PD3inputSMDoval0.45×1.65
(PCINT20/XCK/T0)PD4outputSMDoval0.45×1.65
GNDgroundSMDoval0.45×1.65
VCCpowerSMDoval0.45×1.65
GNDgroundSMDoval0.45×1.65
VCCpowerSMDoval0.45×1.65
(PCINT6/XTAL1/TOSC1)PB6passiveSMDoval0.45×1.65
(PCINT7/XTAL2/TOSC2)PB7passiveSMDoval0.45×1.65
(PCINT21/OC0B/T1)PD5passiveSMDoval0.45×1.65
(PCINT22/OC0A/AIN0)PD6passiveSMDoval0.45×1.65
(PCINT23/AIN1)PD7passiveSMDoval0.45×1.65
(PCINT0/CLKO/ICP1)PB0passiveSMDoval0.45×1.65
(PCINT1/OC1A)PB1passiveSMDoval0.45×1.65
(PCINT2/SS#/OC1B)PB2passiveSMDoval0.45×1.65
(PCINT3/OC2A/MOSI)PB3passiveSMDoval0.45×1.65
(PCINT4/MISO)PB4passiveSMDoval0.45×1.65
PB5(SCK/PCINT5)passiveSMDoval0.45×1.65
AVCCpassiveSMDoval0.45×1.65
ADC6passiveSMDoval0.45×1.65
AREFpassiveSMDoval0.45×1.65
GNDgroundSMDoval0.45×1.65
ADC7passiveSMDoval0.45×1.65
PC0(ADC0/PCINT8)passiveSMDoval0.45×1.65
PC1(ADC1/PCINT9)passiveSMDoval0.45×1.65
PC2(ADC2/PCINT10)passiveSMDoval0.45×1.65
PC3(ADC3/PCINT11)passiveSMDoval0.45×1.65
PC4(ADC4/SDA/PCINT12)passiveSMDoval0.45×1.65
PC5(ADC5/SCL/PCINT13)passiveSMDoval0.45×1.65
PC6(RESET#/PCINT14)passiveSMDoval0.45×1.65
PD0(RXD/PCINT16)passiveSMDoval0.45×1.65
PD1(TXD/PCINT17)passiveSMDoval0.45×1.65
PD2(INT0/PCINT18)passiveSMDoval0.45×1.65

Key Parameters

Frequency
20MHz

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Details

Category
microcontroller
MPN
ATMEGA48-20AU
Manufacturer
Microchip Technology
Package
TQFP-32(7x7)
Footprint
TQFP-32_L7.0-W7.0-P0.80-LS9.0-TL
JLCPCB
C219877
LCSC
C219877
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
EAR99

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