microcontroller

ATTINY45-20MU

Symbol
PB5(PCINT5/RESET#/ADC0/dW)1PB3(PCINT3/XTAL1/CLKI/OC1B#/ADC3)2DNC3DNC4PB4(PCINT4/XTAL2/CLKO/OC1B/ADC2)5DNC6DNC7GND8DNC9DNC10PB0(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)
PB5(PCINT5/RESET#/ADC0/dW)inputSMDroundrect0.28×0.665
PB3(PCINT3/XTAL1/CLKI/OC1B#/ADC3)outputSMDroundrect0.28×0.665
DNCncSMDroundrect0.28×0.665
DNCncSMDroundrect0.28×0.665
PB4(PCINT4/XTAL2/CLKO/OC1B/ADC2)passiveSMDroundrect0.28×0.665
DNCncSMDroundrect0.665×0.28
DNCncSMDroundrect0.665×0.28
GNDgroundSMDroundrect0.665×0.28
DNCncSMDroundrect0.665×0.28
DNCncSMDroundrect0.665×0.28
PB0(MOSI/DI/SDA/AIN0/OC0A/OC1A#/AREF/PCINT0)passiveSMDroundrect0.28×0.665
PB1(MISO/DO/AIN1/OC0B/OC1A/PCINT1)passiveSMDroundrect0.28×0.665
DNCncSMDroundrect0.28×0.665
PB2(SCK/USCK/SCL/ADC1/T0/INT0/PCINT2)passiveSMDroundrect0.28×0.665
VCCpowerSMDroundrect0.28×0.665
DNCncSMDroundrect0.665×0.28
DNCncSMDroundrect0.665×0.28
DNCncSMDroundrect0.665×0.28
DNCncSMDroundrect0.665×0.28
DNCncSMDroundrect0.665×0.28
EPpassiveSMDroundrect2.7×2.7

Key Parameters

Frequency
20MHz

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View Datasheet

Details

Category
microcontroller
MPN
ATTINY45-20MU
Manufacturer
Microchip Technology
Package
QFN-20-EP(4x4)
Footprint
QFN-20_L4.0-W4.0-P0.5-BL-EP
JLCPCB
C145594
LCSC
C145594
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
EAR99

JLCPCB Stock & Pricing

Out of Stock(0 pcs)
1-9 pcs$1.3125
10-29 pcs$1.2836
30-99 pcs$1.2627
100-101 pcs$1.2434
102-103 pcs$1.2434
104+ pcs$1.2434