microcontroller

ATTINY441-MMHR

Symbol
(PCINT4/ADC4/AIN11/TOCC3/T1/RXD1/SCL/SCK)PA41(PCINT3/ADC3/AIN10/TOCC2/T0/XCK0/SCK)PA32(PCINT2/ADC2/AIN01/TOCC1/RXD0/SS)PA23(PCINT1/ADC1/AIN00/TOCC0/TXD0/MOSI)PA14(PCINT0/ADC0/AREF/MISO)PA05DNC6DNC7GND8VCC9DNC10PB0(PCINT8/ADC11/XTAL1/CLKI)11EP21PA6(PCINT6/ADC6/ACO1/TOCC5/XCK1/SDA/MOSI)20DNC19DNC18DNC17PA5(PCINT5/ADC5/ACO0/TOCC4/T2/TXD1/MISO)16PA7(PCINT7/ADC7/TOCC6/ICP1/TXD0/SS#)15PB2(PCINT10/ADC8/CLKO/TOCC7/ICP2/RXD0)14PB3(PCINT11/ADC9/RESET#/dW)13PB1(PCINT9/ADC10/XTAL2/INT0)12
Footprint
961151610111817141312212345781920
3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
(PCINT4/ADC4/AIN11/TOCC3/T1/RXD1/SCL/SCK)PA4inputSMDcustom0.7×0.2
(PCINT3/ADC3/AIN10/TOCC2/T0/XCK0/SCK)PA3outputSMDcustom0.7×0.25
(PCINT2/ADC2/AIN01/TOCC1/RXD0/SS)PA2ioSMDcustom0.7×0.25
(PCINT1/ADC1/AIN00/TOCC0/TXD0/MOSI)PA1passiveSMDcustom0.7×0.25
(PCINT0/ADC0/AREF/MISO)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/ADC11/XTAL1/CLKI)passiveSMDcustom0.7×0.2
PB1(PCINT9/ADC10/XTAL2/INT0)passiveSMDcustom0.7×0.25
PB3(PCINT11/ADC9/RESET#/dW)passiveSMDcustom0.7×0.25
PB2(PCINT10/ADC8/CLKO/TOCC7/ICP2/RXD0)passiveSMDcustom0.7×0.25
PA7(PCINT7/ADC7/TOCC6/ICP1/TXD0/SS#)passiveSMDcustom0.7×0.2
PA5(PCINT5/ADC5/ACO0/TOCC4/T2/TXD1/MISO)passiveSMDcustom0.7×0.2
DNCncSMDcustom0.25×0.7
DNCncSMDcustom0.25×0.7
DNCncSMDcustom0.25×0.7
PA6(PCINT6/ADC6/ACO1/TOCC5/XCK1/SDA/MOSI)passiveSMDcustom0.7×0.2
EPpassiveSMDroundrect1.5×1.5

Key Parameters

Frequency
16MHz

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Details

Category
microcontroller
MPN
ATTINY441-MMHR
Manufacturer
Microchip Technology
Package
VQFN-20-EP(3x3)
Footprint
VQFN-20_L3.0-W3.0-P0.45-TL-EP
JLCPCB
C2054338
LCSC
C2054338
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
EAR99

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