microcontroller

ATMEGA16U4-MUR

Symbol
(INT.6/AIN0)PE61UVcc2D-3D+4UGnd5UCap6VBus7(SS/PCINT0)PB08(PCINT1/SCLK)PB19(PDI/PCINT2/MOSI)PB210(PDO/PCINT3/MISO)PB311(PCINT7/OC0A/OC1C/#RTS)PB712#RESET13VCC14GND15XTAL216XTAL117(OC0B/SCL/INT0)PD018(SDA/INT1)PD119(RXD1/INT2)PD220(TXD1/INT3)PD321(XCK1/#CTS)PD522GND23EP45AVCC44GND43AREF42PF0(ADC0)41PF1(ADC1)40PF4(ADC4/TCK)39PF5(ADC5/TMS)38PF6(ADC6/TDO)37PF7(ADC7/TDI)36GND35VCC34PE2(HWB)33PC7(ICP3/CLK0/OC4A)32PC6(OC3A/OC4A)31PB6(PCINT6/OC1B/OC4B/ADC30PB5(PCINT5/OC1A/OC4B/ADC29PB4(PCINT4/ADC11)28PD7(T0/OC4D/ADC10)27PD6(T1/OC4D/ADC9)26PD4(ICP1/ADC8)25AVCC24
Footprint
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3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
(INT.6/AIN0)PE6inputSMDoval1.02×0.28
UVccoutputSMDoval1.02×0.28
D-ioSMDoval1.02×0.28
D+passiveSMDoval1.02×0.28
UGndpassiveSMDoval1.02×0.28
UCappassiveSMDoval1.02×0.28
VBuspassiveSMDoval1.02×0.28
(SS/PCINT0)PB0passiveSMDoval1.02×0.28
(PCINT1/SCLK)PB1passiveSMDoval1.02×0.28
(PDI/PCINT2/MOSI)PB2passiveSMDoval1.02×0.28
(PDO/PCINT3/MISO)PB3passiveSMDoval1.02×0.28
(PCINT7/OC0A/OC1C/#RTS)PB7passiveSMDoval0.28×1.02
#RESETpassiveSMDoval0.28×1.02
VCCpowerSMDoval0.28×1.02
GNDgroundSMDoval0.28×1.02
XTAL2passiveSMDoval0.28×1.02
XTAL1passiveSMDoval0.28×1.02
(OC0B/SCL/INT0)PD0passiveSMDoval0.28×1.02
(SDA/INT1)PD1passiveSMDoval0.28×1.02
(RXD1/INT2)PD2passiveSMDoval0.28×1.02
(TXD1/INT3)PD3passiveSMDoval0.28×1.02
(XCK1/#CTS)PD5passiveSMDoval0.28×1.02
GNDgroundSMDoval1.02×0.28
AVCCpassiveSMDoval1.02×0.28
PD4(ICP1/ADC8)passiveSMDoval1.02×0.28
PD6(T1/OC4D/ADC9)passiveSMDoval1.02×0.28
PD7(T0/OC4D/ADC10)passiveSMDoval1.02×0.28
PB4(PCINT4/ADC11)passiveSMDoval1.02×0.28
PB5(PCINT5/OC1A/OC4B/ADCpassiveSMDoval1.02×0.28
PB6(PCINT6/OC1B/OC4B/ADCpassiveSMDoval1.02×0.28
PC6(OC3A/OC4A)passiveSMDoval1.02×0.28
PC7(ICP3/CLK0/OC4A)passiveSMDoval1.02×0.28
PE2(HWB)passiveSMDoval1.02×0.28
VCCpowerSMDoval0.28×1.02
GNDgroundSMDoval0.28×1.02
PF7(ADC7/TDI)passiveSMDoval0.28×1.02
PF6(ADC6/TDO)passiveSMDoval0.28×1.02
PF5(ADC5/TMS)passiveSMDoval0.28×1.02
PF4(ADC4/TCK)passiveSMDoval0.28×1.02
PF1(ADC1)passiveSMDoval0.28×1.02
PF0(ADC0)passiveSMDoval0.28×1.02
AREFpassiveSMDoval0.28×1.02
GNDgroundSMDoval0.28×1.02
AVCCpassiveSMDoval0.28×1.02
EPpassiveSMDroundrect5.2×5.2

Key Parameters

Frequency
16MHz

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Details

Category
microcontroller
MPN
ATMEGA16U4-MUR
Manufacturer
Microchip Technology
Package
VQFN-44-EP(7x7)
Footprint
VQFN-44_L7.0-W7.0-P0.50-TL-EP5.2
JLCPCB
C2053294
LCSC
C2053294
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
EAR99

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