microcontroller

ATTINY261A-XUR

Symbol
(MOSI/DI/SDA/OC1A#/PCINT8)PB01(MISO/DO/OC1A/PCINT9)PB12(SCK/USCK/SCL/OC1B#/PCINT10)PB23(OC1B/PCINT11)PB34VCC5GND6(ADC7/OC1D#/CLKI/XTAL1/PCINT12)PB47(ADC8/OC1D/CLKO/XTAL2/PCINT13)PB58(ADC9/INT0/T0/PCINT14)PB69(ADC10/RESET#/PCINT15)PB710PA0(ADC0/DI/SDA/PCINT0)20PA1(ADC1/DO/PCINT1)19PA2(ADC2/INT1/USCK/SCL/PCINT2)18PA3(AREF/PCINT3)17AGND16AVCC15PA4(ADC3/ICP0/PCINT4)14PA5(ADC4/AIN2/PCINT5)13PA6(ADC5/AIN0/PCINT6)12PA7(ADC6/AIN1/PCINT7)11
Footprint
1234567891020191817161514131211
3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
(MOSI/DI/SDA/OC1A#/PCINT8)PB0inputSMDoval0.364×1.742
(MISO/DO/OC1A/PCINT9)PB1outputSMDoval0.364×1.742
(SCK/USCK/SCL/OC1B#/PCINT10)PB2ioSMDoval0.364×1.742
(OC1B/PCINT11)PB3passiveSMDoval0.364×1.742
VCCpowerSMDoval0.364×1.742
GNDgroundSMDoval0.364×1.742
(ADC7/OC1D#/CLKI/XTAL1/PCINT12)PB4passiveSMDoval0.364×1.742
(ADC8/OC1D/CLKO/XTAL2/PCINT13)PB5passiveSMDoval0.364×1.742
(ADC9/INT0/T0/PCINT14)PB6passiveSMDoval0.364×1.742
(ADC10/RESET#/PCINT15)PB7passiveSMDoval0.364×1.742
PA7(ADC6/AIN1/PCINT7)passiveSMDoval0.364×1.742
PA6(ADC5/AIN0/PCINT6)passiveSMDoval0.364×1.742
PA5(ADC4/AIN2/PCINT5)passiveSMDoval0.364×1.742
PA4(ADC3/ICP0/PCINT4)passiveSMDoval0.364×1.742
AVCCpassiveSMDoval0.364×1.742
AGNDgroundSMDoval0.364×1.742
PA3(AREF/PCINT3)passiveSMDoval0.364×1.742
PA2(ADC2/INT1/USCK/SCL/PCINT2)passiveSMDoval0.364×1.742
PA1(ADC1/DO/PCINT1)passiveSMDoval0.364×1.742
PA0(ADC0/DI/SDA/PCINT0)passiveSMDoval0.364×1.742

Key Parameters

Frequency
20MHz

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Details

Category
microcontroller
MPN
ATTINY261A-XUR
Manufacturer
Microchip Technology
Package
TSSOP-20
Footprint
TSSOP-20_L6.5-W4.4-P0.65-LS6.4-BL
JLCPCB
C2054427
LCSC
C2054427
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
EAR99

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