microcontroller

AT32UC3A3256S-ALUR

Symbol
USB_VBUS1VDDIO2USB_VBIAS3GNDIO4DMHS5DPHS6GNDIO7DMFS8DPFS9VDDIO10PB08/SPI1_MISO/SSC_TX_DATA/EIC_SCAN[7]11PC05/XOUT112PC04/XIN113PA30/MCI_DATA[1]/USART3_CLK/DMACA_DMAACK[0]/MSI_DATA[1]14PA02/USART0_CLK/TC0_B1/SPI0_NPCS[0]15PB10/SPI1_MOSI/SSC_RX_FRAME_SYNC/EBI_NCS[5]16PB09/SPI1_NPCS[0]/SSC_RX_DATA/EBI_NCS[4]17PC02/XIN018PC03/XOUT019GNDIO20VDDIO21PB04/MCI_DATA[7]/USART3_RXD/EIC_SCAN[3]22PA29/MCI_DATA[0]/USART3_TXD/TC0_CLK0/MSI_DATA[0]23PB03/MCI_DATA[6]/USART2_CLK/EIC_SCAN[2]24PB02/MCI_DATA[5]/ABDAC_DATAN[1]/EIC_SCAN[1]25PA27/MCI_CLK/SSC_RX_DATA/USART3_RTS/MSI_SCLK26PB01/MCI_DATA[4]/ABDAC_DATA[1]/EIC_SCAN[0]/MSI_INS27PA28/MCI_CMD[0]/SSC_RX_CLOCK/USART3_CTS/MSI_BS28PA31/MCI_DATA[2]/USART2_RXD/DMACA_DMARQ[0]/MSI_DATA[2]29PB00/MCI_DATA[3]/USART2_TXD/ADC_TRIGGER/MSI_DATA[3]30PB11/USART1_RXD/SSC_TX_FRAME_SYNC/PM_GCLK[1]31PX16/EBI_ADDR[18]/USART3_CTS/TC0_A132PX13/EBI_NRD/USART2_RTS/MCI_CLK33PX12/EBI_NWE0/USART2_CTS/MCI_CLK34PX19/EBI_ADDR[15]/EIC_SCAN[0]/TC0_B235PX40/MCI_CLK36PX10/EBI_DATA[0]/USART2_RXD37PX35/EBI_DATA[15]/SPI1_MOSI/PM_GCLK[1]38PX47/EBI_NANDOE/ADC_TRIGGER/MCI_DATA[11]39PX15/EBI_ADDR[19]/USART3_RTS/TC0_B040PX48/EBI_ADDR[23]/USB_VBOF/MCI_DATA[10]41PX53/EBI_NCS[2]/MCI_DATA[13]42PX49/EBI_CFRNW/USB_ID/MCI_DATA[9]43PX36/EBI_DATA[14]/SPI1_SPCK/PM_GCLK[2]44PX37/EBI_DATA[13]/SPI1_NPCS[0]/PM_GCLK[3]45PX54/EBI_NWAIT/USART3_TXD/MCI_DATA[12]46GNDIO47VDDIO48PX09/EBI_DATA[1]/USART3_TXD49PX08/EBI_DATA[2]/USART3_RXD50PX38/EBI_DATA[12]/SPI1_NPCS[1]/USART1_DCD51PX39/EBI_DATA[11]/SPI1_NPCS[2]/USART1_DSR52PX06/EBI_DATA[4]/USART1_CTS53PX07/EBI_DATA[3]/USART1_RTS54PX00/EBI_DATA[10]/USART0_RXD/USART1_RI55PX59/EBI_NANDWE/MCI_CMD[1]56PX58/EBI_NCS[0]/EIC_SCAN[0]/USART3_TXD57PX05/EBI_DATA[5]/USART1_TXD58PX01/EBI_DATA[9]/USART0_TXD/USART1_DTR59PX04/EBI_DATA[6]/USART1_RXD60PX34/EBI_ADDR[0]/SPI1_MISO/PM_GCLK[0]61PX02/EBI_DATA[8]/USART0_CTS/PM_GCLK[0]62PX03/EBI_DATA[7]/USART0_RTS63VDDIO64GNDIO65PX44/EBI_SDWE/USART1_DTR66PX11/EBI_NWE1/USART2_TXD67PX14/EBI_NCS[1]/TC0_A068PX42/EBI_RAS69PX45/EBI_SDCK70PX41/EBI_CAS71PX22/EBI_ADDR[12]/EIC_SCAN[3]/TC0_CLK272GNDPLL144VDDIN143VDDIN142VDDCORE141GNDCORE140PA09/SPI0_NPCS[0]/EIC_EXTINT[6]/TC1_A1139PA10/SPI0_MOSI/USB_VBOF/TC1_B0138PA08/SPI0_SPCK/ABDAC_DATA[0]/TC1_B1137PA11/SPI0_MISO/USB_ID/TC1_A2136PB07/SPI1_SPCK/SSC_TX_CLOCK/EIC_SCAN[6]135PB06/USB_VBOF/TC0_B0/EIC_SCAN[5]134PA07/SPI0_NPCS[3]/ABDAC_DATAN[0]/USART1_CLK133PA12/USART1_CTS/SPI0_NPCS[2]/TC1_A0132GNDIO131VDDIO130PA13/USART1_RTS/SPI0_NPCS[1]/EIC_EXTINT[7]129PA16/MCI_DATA[11]/SPI1_MOSI/TC1_CLK2128PA06/USART1_TXD/TC1_CLK1/USB_VBOF127PA04/USART0_TXD/EIC_EXTINT[5]/ABDAC_DATAN[0]126PA03/USART0_RXD/EIC_EXTINT[4]/ABDAC_DATA[0]125PA05/USART1_RXD/TC1_CLK0/USB_ID124PA01/USART0_CTS/TC0_A1/USART2_RTS123PA00/USART0_RTS/TC0_CLK1/SPI1_NPCS[3]122PB05/USB_ID/TC0_A0/EIC_SCAN[4]121PA26/TWIMS0_TWCK/USART2_CTS/USART1_DSR120PA25/TWIMS0_TWD/TWIMS1_TWALM/USART1_DCD119VDDANA118GNDANA117PA17/MCI_DATA[10]/SPI1_NPCS[1]/ADC_AD[7]116PA18/MCI_DATA[9]/SPI1_NPCS[2]/ADC_AD[6]115PA19/MCI_DATA[8]/SPI1_MISO/ADC_AD[5]114PA20/EIC_NMI/SSC_RX_FRAME_SYNC/ADC_AD[4]113PA24/ADC_AD[3]/EIC_EXTINT[3]/ABDAC_DATAN[1]112PA23/ADC_AD[2]/EIC_EXTINT[2]/ABDAC_DATA[1]111PA22/ADC_AD[1]/EIC_EXTINT[1]/USB_VBOF110PA21/ADC_AD[0]/EIC_EXTINT[0]/USB_ID109TDI108TCK107RESET_N106TDO105TMS104VDDIO103GNDIO102PA15/MCI_CMD[1]/SPI1_SPCK/TWIMS1_TWD101PA14/SPI0_NPCS[1]/TWIMS0_TWALM/TWIMS1_TWCK100PC0199PC0098PX31/EBI_ADDR[3]/SPI0_NPCS[1]97PX30/EBI_ADDR[4]/SPI0_NPCS[0]96PX33/EBI_ADDR[1]/SPI0_NPCS[3]95PX29/EBI_ADDR[5]/SPI0_SPCK94PX32/EBI_ADDR[2]/SPI0_NPCS[2]93PX25/EBI_ADDR[9]/EIC_SCAN[6]/SSC_RX_DATA92PX28/EBI_ADDR[6]/SPI0_MOSI/SSC_RX_CLOCK91PX26/EBI_ADDR[8]/EIC_SCAN[7]/SSC_RX_FRAME_SYNC90PX27/EBI_ADDR[7]/SPI0_MISO/SSC_TX_FRAME_SYNC89PX43/EBI_SDA10/USART1_RI88PX52/EBI_NCS[3]/DMACA_DMARQ[0]/MCI_DATA[14]87PX24/EBI_ADDR[10]/EIC_SCAN[5]/SSC_TX_DATA86PX23/EBI_ADDR[11]/EIC_SCAN[4]/SSC_TX_CLOCK85PX18/EBI_ADDR[16]/DMACA_DMAACK[1]/TC0_A284PX17/EBI_ADDR[17]/DMACA_DMARQ[1]/TC0_B183GNDIO82VDDIO81PX21/EBI_ADDR[13]/EIC_SCAN[2]/TC0_CLK180PX55/EBI_ADDR[22]/EIC_SCAN[3]/USART2_RXD79PX56/EBI_ADDR[21]/EIC_SCAN[2]/USART2_TXD78PX51/EBI_CFCE1/DMACA_DMAACK[0]/MCI_DATA[15]77PX57/EBI_ADDR[20]/EIC_SCAN[1]/USART3_RXD76PX50/EBI_CFCE2/TC1_B2/MCI_DATA[8]75PX46/EBI_SDCKE74PX20/EBI_ADDR[14]/EIC_SCAN[1]/TC0_CLK073
Footprint
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144
3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
USB_VBUSinputSMDoval0.28×2
VDDIOpowerSMDoval0.28×2
USB_VBIASioSMDoval0.28×2
GNDIOpassiveSMDoval0.28×2
DMHSpassiveSMDoval0.28×2
DPHSpassiveSMDoval0.28×2
GNDIOpassiveSMDoval0.28×2
DMFSpassiveSMDoval0.28×2
DPFSpassiveSMDoval0.28×2
VDDIOpowerSMDoval0.28×2
PB08/SPI1_MISO/SSC_TX_DATA/EIC_SCAN[7]passiveSMDoval0.28×2
PC05/XOUT1passiveSMDoval0.28×2
PC04/XIN1passiveSMDoval0.28×2
PA30/MCI_DATA[1]/USART3_CLK/DMACA_DMAACK[0]/MSI_DATA[1]passiveSMDoval0.28×2
PA02/USART0_CLK/TC0_B1/SPI0_NPCS[0]passiveSMDoval0.28×2
PB10/SPI1_MOSI/SSC_RX_FRAME_SYNC/EBI_NCS[5]passiveSMDoval0.28×2
PB09/SPI1_NPCS[0]/SSC_RX_DATA/EBI_NCS[4]passiveSMDoval0.28×2
PC02/XIN0passiveSMDoval0.28×2
PC03/XOUT0passiveSMDoval0.28×2
GNDIOpassiveSMDoval0.28×2
VDDIOpowerSMDoval0.28×2
PB04/MCI_DATA[7]/USART3_RXD/EIC_SCAN[3]passiveSMDoval0.28×2
PA29/MCI_DATA[0]/USART3_TXD/TC0_CLK0/MSI_DATA[0]passiveSMDoval0.28×2
PB03/MCI_DATA[6]/USART2_CLK/EIC_SCAN[2]passiveSMDoval0.28×2
PB02/MCI_DATA[5]/ABDAC_DATAN[1]/EIC_SCAN[1]passiveSMDoval0.28×2
PA27/MCI_CLK/SSC_RX_DATA/USART3_RTS/MSI_SCLKpassiveSMDoval0.28×2
PB01/MCI_DATA[4]/ABDAC_DATA[1]/EIC_SCAN[0]/MSI_INSpassiveSMDoval0.28×2
PA28/MCI_CMD[0]/SSC_RX_CLOCK/USART3_CTS/MSI_BSpassiveSMDoval0.28×2
PA31/MCI_DATA[2]/USART2_RXD/DMACA_DMARQ[0]/MSI_DATA[2]passiveSMDoval0.28×2
PB00/MCI_DATA[3]/USART2_TXD/ADC_TRIGGER/MSI_DATA[3]passiveSMDoval0.28×2
PB11/USART1_RXD/SSC_TX_FRAME_SYNC/PM_GCLK[1]passiveSMDoval0.28×2
PX16/EBI_ADDR[18]/USART3_CTS/TC0_A1passiveSMDoval0.28×2
PX13/EBI_NRD/USART2_RTS/MCI_CLKpassiveSMDoval0.28×2
PX12/EBI_NWE0/USART2_CTS/MCI_CLKpassiveSMDoval0.28×2
PX19/EBI_ADDR[15]/EIC_SCAN[0]/TC0_B2passiveSMDoval0.28×2
PX40/MCI_CLKpassiveSMDoval0.28×2
PX10/EBI_DATA[0]/USART2_RXDpassiveSMDoval0.28×2
PX35/EBI_DATA[15]/SPI1_MOSI/PM_GCLK[1]passiveSMDoval0.28×2
PX47/EBI_NANDOE/ADC_TRIGGER/MCI_DATA[11]passiveSMDoval0.28×2
PX15/EBI_ADDR[19]/USART3_RTS/TC0_B0passiveSMDoval0.28×2
PX48/EBI_ADDR[23]/USB_VBOF/MCI_DATA[10]passiveSMDoval0.28×2
PX53/EBI_NCS[2]/MCI_DATA[13]passiveSMDoval0.28×2
PX49/EBI_CFRNW/USB_ID/MCI_DATA[9]passiveSMDoval0.28×2
PX36/EBI_DATA[14]/SPI1_SPCK/PM_GCLK[2]passiveSMDoval0.28×2
PX37/EBI_DATA[13]/SPI1_NPCS[0]/PM_GCLK[3]passiveSMDoval0.28×2
PX54/EBI_NWAIT/USART3_TXD/MCI_DATA[12]passiveSMDoval0.28×2
GNDIOpassiveSMDoval0.28×2
VDDIOpowerSMDoval0.28×2
PX09/EBI_DATA[1]/USART3_TXDpassiveSMDoval0.28×2
PX08/EBI_DATA[2]/USART3_RXDpassiveSMDoval0.28×2
PX38/EBI_DATA[12]/SPI1_NPCS[1]/USART1_DCDpassiveSMDoval0.28×2
PX39/EBI_DATA[11]/SPI1_NPCS[2]/USART1_DSRpassiveSMDoval0.28×2
PX06/EBI_DATA[4]/USART1_CTSpassiveSMDoval0.28×2
PX07/EBI_DATA[3]/USART1_RTSpassiveSMDoval0.28×2
PX00/EBI_DATA[10]/USART0_RXD/USART1_RIpassiveSMDoval0.28×2
PX59/EBI_NANDWE/MCI_CMD[1]passiveSMDoval0.28×2
PX58/EBI_NCS[0]/EIC_SCAN[0]/USART3_TXDpassiveSMDoval0.28×2
PX05/EBI_DATA[5]/USART1_TXDpassiveSMDoval0.28×2
PX01/EBI_DATA[9]/USART0_TXD/USART1_DTRpassiveSMDoval0.28×2
PX04/EBI_DATA[6]/USART1_RXDpassiveSMDoval0.28×2
PX34/EBI_ADDR[0]/SPI1_MISO/PM_GCLK[0]passiveSMDoval0.28×2
PX02/EBI_DATA[8]/USART0_CTS/PM_GCLK[0]passiveSMDoval0.28×2
PX03/EBI_DATA[7]/USART0_RTSpassiveSMDoval0.28×2
VDDIOpowerSMDoval0.28×2
GNDIOpassiveSMDoval0.28×2
PX44/EBI_SDWE/USART1_DTRpassiveSMDoval0.28×2
PX11/EBI_NWE1/USART2_TXDpassiveSMDoval0.28×2
PX14/EBI_NCS[1]/TC0_A0passiveSMDoval0.28×2
PX42/EBI_RASpassiveSMDoval0.28×2
PX45/EBI_SDCKpassiveSMDoval0.28×2
PX41/EBI_CASpassiveSMDoval0.28×2
PX22/EBI_ADDR[12]/EIC_SCAN[3]/TC0_CLK2passiveSMDoval0.28×2
PX20/EBI_ADDR[14]/EIC_SCAN[1]/TC0_CLK0passiveSMDoval0.28×2
PX46/EBI_SDCKEpassiveSMDoval0.28×2
PX50/EBI_CFCE2/TC1_B2/MCI_DATA[8]passiveSMDoval0.28×2
PX57/EBI_ADDR[20]/EIC_SCAN[1]/USART3_RXDpassiveSMDoval0.28×2
PX51/EBI_CFCE1/DMACA_DMAACK[0]/MCI_DATA[15]passiveSMDoval0.28×2
PX56/EBI_ADDR[21]/EIC_SCAN[2]/USART2_TXDpassiveSMDoval0.28×2
PX55/EBI_ADDR[22]/EIC_SCAN[3]/USART2_RXDpassiveSMDoval0.28×2
PX21/EBI_ADDR[13]/EIC_SCAN[2]/TC0_CLK1passiveSMDoval0.28×2
VDDIOpowerSMDoval0.28×2
GNDIOpassiveSMDoval0.28×2
PX17/EBI_ADDR[17]/DMACA_DMARQ[1]/TC0_B1passiveSMDoval0.28×2
PX18/EBI_ADDR[16]/DMACA_DMAACK[1]/TC0_A2passiveSMDoval0.28×2
PX23/EBI_ADDR[11]/EIC_SCAN[4]/SSC_TX_CLOCKpassiveSMDoval0.28×2
PX24/EBI_ADDR[10]/EIC_SCAN[5]/SSC_TX_DATApassiveSMDoval0.28×2
PX52/EBI_NCS[3]/DMACA_DMARQ[0]/MCI_DATA[14]passiveSMDoval0.28×2
PX43/EBI_SDA10/USART1_RIpassiveSMDoval0.28×2
PX27/EBI_ADDR[7]/SPI0_MISO/SSC_TX_FRAME_SYNCpassiveSMDoval0.28×2
PX26/EBI_ADDR[8]/EIC_SCAN[7]/SSC_RX_FRAME_SYNCpassiveSMDoval0.28×2
PX28/EBI_ADDR[6]/SPI0_MOSI/SSC_RX_CLOCKpassiveSMDoval0.28×2
PX25/EBI_ADDR[9]/EIC_SCAN[6]/SSC_RX_DATApassiveSMDoval0.28×2
PX32/EBI_ADDR[2]/SPI0_NPCS[2]passiveSMDoval0.28×2
PX29/EBI_ADDR[5]/SPI0_SPCKpassiveSMDoval0.28×2
PX33/EBI_ADDR[1]/SPI0_NPCS[3]passiveSMDoval0.28×2
PX30/EBI_ADDR[4]/SPI0_NPCS[0]passiveSMDoval0.28×2
PX31/EBI_ADDR[3]/SPI0_NPCS[1]passiveSMDoval0.28×2
PC00passiveSMDoval0.28×2
PC01passiveSMDoval0.28×2
PA14/SPI0_NPCS[1]/TWIMS0_TWALM/TWIMS1_TWCKpassiveSMDoval0.28×2
PA15/MCI_CMD[1]/SPI1_SPCK/TWIMS1_TWDpassiveSMDoval0.28×2
GNDIOpassiveSMDoval0.28×2
VDDIOpowerSMDoval0.28×2
TMSpassiveSMDoval0.28×2
TDOpassiveSMDoval0.28×2
RESET_NpassiveSMDoval0.28×2
TCKpassiveSMDoval0.28×2
TDIpassiveSMDoval0.28×2
PA21/ADC_AD[0]/EIC_EXTINT[0]/USB_IDpassiveSMDoval0.28×2
PA22/ADC_AD[1]/EIC_EXTINT[1]/USB_VBOFpassiveSMDoval0.28×2
PA23/ADC_AD[2]/EIC_EXTINT[2]/ABDAC_DATA[1]passiveSMDoval0.28×2
PA24/ADC_AD[3]/EIC_EXTINT[3]/ABDAC_DATAN[1]passiveSMDoval0.28×2
PA20/EIC_NMI/SSC_RX_FRAME_SYNC/ADC_AD[4]passiveSMDoval0.28×2
PA19/MCI_DATA[8]/SPI1_MISO/ADC_AD[5]passiveSMDoval0.28×2
PA18/MCI_DATA[9]/SPI1_NPCS[2]/ADC_AD[6]passiveSMDoval0.28×2
PA17/MCI_DATA[10]/SPI1_NPCS[1]/ADC_AD[7]passiveSMDoval0.28×2
GNDANApassiveSMDoval0.28×2
VDDANApassiveSMDoval0.28×2
PA25/TWIMS0_TWD/TWIMS1_TWALM/USART1_DCDpassiveSMDoval0.28×2
PA26/TWIMS0_TWCK/USART2_CTS/USART1_DSRpassiveSMDoval0.28×2
PB05/USB_ID/TC0_A0/EIC_SCAN[4]passiveSMDoval0.28×2
PA00/USART0_RTS/TC0_CLK1/SPI1_NPCS[3]passiveSMDoval0.28×2
PA01/USART0_CTS/TC0_A1/USART2_RTSpassiveSMDoval0.28×2
PA05/USART1_RXD/TC1_CLK0/USB_IDpassiveSMDoval0.28×2
PA03/USART0_RXD/EIC_EXTINT[4]/ABDAC_DATA[0]passiveSMDoval0.28×2
PA04/USART0_TXD/EIC_EXTINT[5]/ABDAC_DATAN[0]passiveSMDoval0.28×2
PA06/USART1_TXD/TC1_CLK1/USB_VBOFpassiveSMDoval0.28×2
PA16/MCI_DATA[11]/SPI1_MOSI/TC1_CLK2passiveSMDoval0.28×2
PA13/USART1_RTS/SPI0_NPCS[1]/EIC_EXTINT[7]passiveSMDoval0.28×2
VDDIOpowerSMDoval0.28×2
GNDIOpassiveSMDoval0.28×2
PA12/USART1_CTS/SPI0_NPCS[2]/TC1_A0passiveSMDoval0.28×2
PA07/SPI0_NPCS[3]/ABDAC_DATAN[0]/USART1_CLKpassiveSMDoval0.28×2
PB06/USB_VBOF/TC0_B0/EIC_SCAN[5]passiveSMDoval0.28×2
PB07/SPI1_SPCK/SSC_TX_CLOCK/EIC_SCAN[6]passiveSMDoval0.28×2
PA11/SPI0_MISO/USB_ID/TC1_A2passiveSMDoval0.28×2
PA08/SPI0_SPCK/ABDAC_DATA[0]/TC1_B1passiveSMDoval0.28×2
PA10/SPI0_MOSI/USB_VBOF/TC1_B0passiveSMDoval0.28×2
PA09/SPI0_NPCS[0]/EIC_EXTINT[6]/TC1_A1passiveSMDoval0.28×2
GNDCOREpassiveSMDoval0.28×2
VDDCOREpassiveSMDoval0.28×2
VDDINpassiveSMDoval0.28×2
VDDINpassiveSMDoval0.28×2
GNDPLLpassiveSMDoval0.28×2

Key Parameters

Frequency
66MHz

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Details

Category
microcontroller
MPN
AT32UC3A3256S-ALUR
Manufacturer
Microchip Technology
Package
QFP-144(20x20)
Footprint
QFP-144_L20.0-W20.0-P0.50-LS22.0-BL
JLCPCB
C2052963
LCSC
C2052963
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
5A992C

JLCPCB Stock & Pricing

Out of Stock(0 pcs)
1-9 pcs$54.4575
10-11 pcs$54.4575
12-199 pcs$54.4575
200-499 pcs$21.0746
500-799 pcs$20.3340
800+ pcs$19.9678