microcontroller

ATTINY40-MMHR

Symbol
(PCINT6/ADC6)PA61(PCINT5/ADC5/OC0B)PA52(PCINT4/ADC4/T0)PA43(PCINT3/ADC3)PA34(PCINT2/ADC2/AIN1)PA25(PCINT1/ADC1/AIN0)PA16(PCINT0/ADC0)PA07GND8VCC9(PCINT17/CLKI/TPICLK)PC510PC4(MOSI/SDA/TPIDATA/PCINT16)11EP21PA7(ADC7/PCINT7)20PB0(ADC8/PCINT8)19PB1(ADC9/PCINT9)18PB2(ADC10/PCINT10)17PB3(ADC11/PCINT11)16PC0(OC0A/SS#/PCINT12)15PC1(SCK/SCL/ICP1/T1/PCINT13)14PC2(INT0/CLKO/MISO/PCINT14)13PC3(RESET#/PCINT15)12
Footprint
211918171413129874321511106520116
3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
(PCINT6/ADC6)PA6inputSMDcustom0.252×0.666
(PCINT5/ADC5/OC0B)PA5outputSMDroundrect0.665×0.252
(PCINT4/ADC4/T0)PA4ioSMDroundrect0.665×0.252
(PCINT3/ADC3)PA3passiveSMDroundrect0.665×0.252
(PCINT2/ADC2/AIN1)PA2passiveSMDcustom0.252×0.666
(PCINT1/ADC1/AIN0)PA1passiveSMDcustom0.666×0.252
(PCINT0/ADC0)PA0passiveSMDroundrect0.252×0.665
GNDgroundSMDroundrect0.252×0.665
VCCpowerSMDroundrect0.252×0.665
(PCINT17/CLKI/TPICLK)PC5passiveSMDcustom0.666×0.252
PC4(MOSI/SDA/TPIDATA/PCINT16)passiveSMDcustom0.252×0.666
PC3(RESET#/PCINT15)passiveSMDroundrect0.665×0.252
PC2(INT0/CLKO/MISO/PCINT14)passiveSMDroundrect0.665×0.252
PC1(SCK/SCL/ICP1/T1/PCINT13)passiveSMDroundrect0.665×0.252
PC0(OC0A/SS#/PCINT12)passiveSMDcustom0.252×0.666
PB3(ADC11/PCINT11)passiveSMDcustom0.666×0.252
PB2(ADC10/PCINT10)passiveSMDroundrect0.252×0.665
PB1(ADC9/PCINT9)passiveSMDroundrect0.252×0.665
PB0(ADC8/PCINT8)passiveSMDroundrect0.252×0.665
PA7(ADC7/PCINT7)passiveSMDcustom0.666×0.252
EPpassiveSMDroundrect1.55×1.55

Key Parameters

Frequency
12MHz

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Details

Category
microcontroller
MPN
ATTINY40-MMHR
Manufacturer
Microchip Technology
Package
VQFN-20-EP(3x3)
Footprint
VQFN-20_L3.0-W3.0-P0.45-BL-EP1.6
JLCPCB
C617920
LCSC
C617920
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
EAR99

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