microcontroller

ATTINY25-20MFR

Symbol
(PCINT5/RESET#/ADC0/dW)PB51(PCINT3/XTAL1/CLKI/OC1B#/ADC3)PB32DNC3DNC4(PCINT4/XTAL2/CLKO/OC1B/ADC2)PB45DNC6DNC7GND8DNC9DNC10PB0(MOSI/DI/SDA/AIN0/OC0A/OC1A#/AREF/PCINT0)11EP21DNC20DNC19DNC18DNC17DNC16VCC15PB2(SCK/USCK/SCL/ADC1/T0/INT0/PCINT2)14DNC13PB1(MISO/DO/AIN1/OC0B/OC1A/PCINT1)12
Footprint
123456789101112131415161718192021
3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
(PCINT5/RESET#/ADC0/dW)PB5inputSMDoval0.8×0.3
(PCINT3/XTAL1/CLKI/OC1B#/ADC3)PB3outputSMDoval0.8×0.3
DNCncSMDoval0.8×0.3
DNCncSMDoval0.8×0.3
(PCINT4/XTAL2/CLKO/OC1B/ADC2)PB4passiveSMDoval0.8×0.3
DNCncSMDoval0.3×0.8
DNCncSMDoval0.3×0.8
GNDgroundSMDoval0.3×0.8
DNCncSMDoval0.3×0.8
DNCncSMDoval0.3×0.8
PB0(MOSI/DI/SDA/AIN0/OC0A/OC1A#/AREF/PCINT0)passiveSMDoval0.8×0.3
PB1(MISO/DO/AIN1/OC0B/OC1A/PCINT1)passiveSMDoval0.8×0.3
DNCncSMDoval0.8×0.3
PB2(SCK/USCK/SCL/ADC1/T0/INT0/PCINT2)passiveSMDoval0.8×0.3
VCCpowerSMDoval0.8×0.3
DNCncSMDoval0.3×0.8
DNCncSMDoval0.3×0.8
DNCncSMDoval0.3×0.8
DNCncSMDoval0.3×0.8
DNCncSMDoval0.3×0.8
EPpassiveSMDroundrect2.6×2.6

Key Parameters

Frequency
20MHz

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Details

Category
microcontroller
MPN
ATTINY25-20MFR
Manufacturer
Microchip Technology
Package
QFN-20-EP(4x4)
Footprint
MLF-20_L4.0-W4.0-P0.50-BL-EP2.6
JLCPCB
C2054302
LCSC
C2054302
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
EAR99

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