microcontroller

ATMEGA1281-16MU

Symbol
(OC0B) PG51(RXD0/PCINT8/PDI) PE02(TXD0/PDO) PE13(XCK0/AIN0) PE24(OC3A/AIN1) PE35(OC3B/INT4) PE46(OC3C/INT5) PE57(T3/INT6) PE68(ICP3/CLKO/INT7) PE79(SS#/PCINT0) PB010(SCK/PCINT1) PB111(MOSI/PCINT2) PB212(MISO/PCINT3) PB313(OC2A/PCINT4) PB414(OC1A/PCINT5) PB515(OC1B/PCINT6) PB616(OC0A/OC1C/PCINT7) PB717(TOSC2) PG318(TOSC1) PG419RESET#20VCC21GND22XTAL223XTAL124(SCL/INT0) PD025(SDA/INT1) PD126(RXD1/INT2) PD227(TXD1/INT3) PD328(ICP1) PD429(XCK1) PD530(T1) PD631(T0) PD732PG0 (WR#)33EP65AVCC64GND63AREF62PF0 (ADC0)61PF1 (ADC1)60PF2 (ADC2)59PF3 (ADC3)58PF4 (ADC4/TCK)57PF5 (ADC5/TMS)56PF6 (ADC6/TDO)55PF7 (ADC7/TDI)54GND53VCC52PA0 (AD0)51PA1 (AD1)50PA2 (AD2)49PA3 (AD3)48PA4 (AD4)47PA5 (AD5)46PA6 (AD6)45PA7 (AD7)44PG2 (ALE)43PC7 (A15)42PC6 (A14)41PC5 (A13)40PC4 (A12)39PC3 (A11)38PC2 (A10)37PC1 (A9)36PC0 (A8)35PG1 (RD#)34
Footprint
6564636261605958575655545352515049484746454443424140393837363534333231302928272625242322212019181716151413121110987654321
3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
(OC0B) PG5ioSMDroundrect0.25×0.75
(RXD0/PCINT8/PDI) PE0ioSMDroundrect0.25×0.75
(TXD0/PDO) PE1ioSMDroundrect0.25×0.75
(XCK0/AIN0) PE2ioSMDroundrect0.25×0.75
(OC3A/AIN1) PE3ioSMDroundrect0.25×0.75
(OC3B/INT4) PE4ioSMDroundrect0.25×0.75
(OC3C/INT5) PE5ioSMDroundrect0.25×0.75
(T3/INT6) PE6ioSMDroundrect0.25×0.75
(ICP3/CLKO/INT7) PE7ioSMDroundrect0.25×0.75
(SS#/PCINT0) PB0ioSMDroundrect0.25×0.75
(SCK/PCINT1) PB1ioSMDroundrect0.25×0.75
(MOSI/PCINT2) PB2ioSMDroundrect0.25×0.75
(MISO/PCINT3) PB3ioSMDroundrect0.25×0.75
(OC2A/PCINT4) PB4ioSMDroundrect0.25×0.75
(OC1A/PCINT5) PB5ioSMDroundrect0.25×0.75
(OC1B/PCINT6) PB6ioSMDroundrect0.25×0.75
(OC0A/OC1C/PCINT7) PB7ioSMDroundrect0.75×0.25
(TOSC2) PG3ioSMDroundrect0.75×0.25
(TOSC1) PG4ioSMDroundrect0.75×0.25
RESET#passiveSMDroundrect0.75×0.25
VCCpowerSMDroundrect0.75×0.25
GNDgroundSMDroundrect0.75×0.25
XTAL2passiveSMDroundrect0.75×0.25
XTAL1passiveSMDroundrect0.75×0.25
(SCL/INT0) PD0ioSMDroundrect0.75×0.25
(SDA/INT1) PD1ioSMDroundrect0.75×0.25
(RXD1/INT2) PD2ioSMDroundrect0.75×0.25
(TXD1/INT3) PD3ioSMDroundrect0.75×0.25
(ICP1) PD4ioSMDroundrect0.75×0.25
(XCK1) PD5ioSMDroundrect0.75×0.25
(T1) PD6ioSMDroundrect0.75×0.25
(T0) PD7ioSMDroundrect0.75×0.25
PG0 (WR#)ioSMDroundrect0.25×0.75
PG1 (RD#)ioSMDroundrect0.25×0.75
PC0 (A8)ioSMDroundrect0.25×0.75
PC1 (A9)ioSMDroundrect0.25×0.75
PC2 (A10)ioSMDroundrect0.25×0.75
PC3 (A11)ioSMDroundrect0.25×0.75
PC4 (A12)ioSMDroundrect0.25×0.75
PC5 (A13)ioSMDroundrect0.25×0.75
PC6 (A14)ioSMDroundrect0.25×0.75
PC7 (A15)ioSMDroundrect0.25×0.75
PG2 (ALE)ioSMDroundrect0.25×0.75
PA7 (AD7)ioSMDroundrect0.25×0.75
PA6 (AD6)ioSMDroundrect0.25×0.75
PA5 (AD5)ioSMDroundrect0.25×0.75
PA4 (AD4)ioSMDroundrect0.25×0.75
PA3 (AD3)ioSMDroundrect0.25×0.75
PA2 (AD2)ioSMDroundrect0.75×0.25
PA1 (AD1)ioSMDroundrect0.75×0.25
PA0 (AD0)ioSMDroundrect0.75×0.25
VCCpowerSMDroundrect0.75×0.25
GNDgroundSMDroundrect0.75×0.25
PF7 (ADC7/TDI)ioSMDroundrect0.75×0.25
PF6 (ADC6/TDO)ioSMDroundrect0.75×0.25
PF5 (ADC5/TMS)ioSMDroundrect0.75×0.25
PF4 (ADC4/TCK)ioSMDroundrect0.75×0.25
PF3 (ADC3)ioSMDroundrect0.75×0.25
PF2 (ADC2)ioSMDroundrect0.75×0.25
PF1 (ADC1)ioSMDroundrect0.75×0.25
PF0 (ADC0)ioSMDroundrect0.75×0.25
AREFpassiveSMDroundrect0.75×0.25
GNDgroundSMDroundrect0.75×0.25
AVCCpowerSMDroundrect0.75×0.25
EPpassiveSMDroundrect7.7×7.7

Key Parameters

Frequency
16MHz

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View Datasheet

Details

Category
microcontroller
MPN
ATMEGA1281-16MU
Manufacturer
Microchip Technology
Package
QFN-64-EP(9x9)
Footprint
QFN-64_L9.0-W9.0-P0.50-BL-EP7.7
JLCPCB
C1337444
LCSC
C1337444
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
EAR99

JLCPCB Stock & Pricing

Out of Stock(0 pcs)
1-9 pcs$8.9863
10-29 pcs$8.7566
30-99 pcs$8.6040
100-101 pcs$8.4498
102-103 pcs$8.4498
104+ pcs$8.4498