microcontroller

ATTINY44A-MMHR

Symbol
(ADC4/USCK/SCL/T1/PCINT4)PA41(ADC3/T0/PCINT3)PA32(ADC2/AIN1/PCINT2)PA23(ADC1/AIN0/PCINT1)PA14(ADC0/AREF/PCINT0)PA05DNC6DNC7GND8VCC9DNC10PB0(PCINT8/XTAL1/CLKI)11EP21PA520DNC19DNC18DNC17PA616PA7(PCINT7/ICP/OC0B/ADC7)15PB2(PCINT10/INT0/OC0A/CKOUT)14PB3(PCINT11/RESET/dW)13PB1(PCINT9/XTAL2)12
Footprint
961151610111817141312212345781920
3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
(ADC4/USCK/SCL/T1/PCINT4)PA4inputSMDcustom0.7×0.2
(ADC3/T0/PCINT3)PA3outputSMDcustom0.7×0.25
(ADC2/AIN1/PCINT2)PA2ioSMDcustom0.7×0.25
(ADC1/AIN0/PCINT1)PA1passiveSMDcustom0.7×0.25
(ADC0/AREF/PCINT0)PA0passiveSMDcustom0.7×0.2
DNCncSMDcustom0.7×0.2
DNCncSMDcustom0.7×0.25
GNDgroundSMDcustom0.7×0.25
VCCpowerSMDcustom0.7×0.25
DNCncSMDcustom0.7×0.2
PB0(PCINT8/XTAL1/CLKI)passiveSMDcustom0.7×0.2
PB1(PCINT9/XTAL2)passiveSMDcustom0.7×0.25
PB3(PCINT11/RESET/dW)passiveSMDcustom0.7×0.25
PB2(PCINT10/INT0/OC0A/CKOUT)passiveSMDcustom0.7×0.25
PA7(PCINT7/ICP/OC0B/ADC7)passiveSMDcustom0.7×0.2
PA6passiveSMDcustom0.7×0.2
DNCncSMDcustom0.25×0.7
DNCncSMDcustom0.25×0.7
DNCncSMDcustom0.25×0.7
PA5passiveSMDcustom0.7×0.2
EPpassiveSMDroundrect1.5×1.5

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Details

Category
microcontroller
MPN
ATTINY44A-MMHR
Manufacturer
Microchip Technology
Package
VQFN-20
Footprint
VQFN-20_L3.0-W3.0-P0.45-TL-EP
JLCPCB
C617925
LCSC
C617925
Lifecycle
active
Mounting
SMT
RoHS
Compliant
ECCN
-

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