Back to browse
ATxmega128B3-MC
32MHz, 128kB Flash, 8kB Boot, 8kB SRAM, 2kB EEPROM, JTAG, USB, LCD, DRQFN-64
Schematic Symbol
Pin Configuration (65 pins)
| Pin | Name | Type |
|---|---|---|
| A1 | PC0 | bidirectional |
| A2 | PC2 | bidirectional |
| A3 | PC4 | bidirectional |
| A4 | PC6 | bidirectional |
| A5 | PC7 | bidirectional |
| A6 | VCC | power_in |
| A7 | PD1 | bidirectional |
| A8 | GND | power_in |
| A9 | PG0/SEG24 | bidirectional |
| A10 | PG2/SEG22 | bidirectional |
| A11 | PG3/SEG21 | bidirectional |
| A12 | PG5/SEG19 | bidirectional |
| A13 | PG7/SEG17 | bidirectional |
| A14 | PM1/SEG15 | bidirectional |
| A15 | PM3/SEG13 | bidirectional |
| A16 | PM4/SEG12 | bidirectional |
| A17 | PM6/SEG10 | bidirectional |
| A18 | SEG7 | output |
| A19 | SEG6 | output |
| A20 | SEG4 | output |
| A21 | SEG2 | output |
| A22 | SEG0 | output |
| A23 | VCC | passive |
| A24 | BIAS2 | power_out |
| A25 | CAPL | passive |
| A26 | CAPH | passive |
| A27 | COM1 | output |
| A28 | COM3 | output |
| A29 | PR1/XTAL1 | bidirectional |
| A30 | PB0/AREF | bidirectional |
| A31 | PB1 | bidirectional |
| A32 | PB3 | bidirectional |
| A33 | PB5 | bidirectional |
| A34 | PB6 | bidirectional |
| B1 | PC1 | bidirectional |
| B2 | PC3 | bidirectional |
| B3 | PC5 | bidirectional |
| B4 | GND | passive |
| B5 | PD0 | bidirectional |
| B6 | ~{RESET}/PDI_CLK | input |
| B7 | PDI_DATA | bidirectional |
| B8 | VCC | passive |
| B9 | PG1/SEG23 | bidirectional |
| B10 | PG4/SEG20 | bidirectional |
| B11 | PG6/SEG18 | bidirectional |
| B12 | PM0/SEG16 | bidirectional |
| B13 | PM2/SEG14 | bidirectional |
| B14 | PM5/SEG11 | bidirectional |
| B15 | PM7/SEG9 | bidirectional |
| B16 | SEG8 | output |
| B17 | SEG5 | output |
| B18 | SEG3 | output |
| B19 | SEG1 | output |
| B20 | GND | passive |
| B21 | BIAS1 | power_out |
| B22 | VLCD | power_out |
| B23 | COM0 | output |
| B24 | COM2 | output |
| B25 | PR0/XTAL2 | bidirectional |
| B26 | AGND | power_in |
| B27 | AVCC | power_in |
| B28 | PB2 | bidirectional |
| B29 | PB4 | bidirectional |
| B30 | PB7 | bidirectional |
| EP | GND | passive |
Footprint
ConfirmedPackage_DFN_QFN/Microchip_DRQFN-64-1EP_7x7mm_P0.65mm_EP4.1x4.1mm
Pad Layout
Pads (74)
| Number | Type |
|---|---|
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| A1 | smd |
| A2 | smd |
| A3 | smd |
| A4 | smd |
| A5 | smd |
| A6 | smd |
| A7 | smd |
| A8 | smd |
| A9 | smd |
| A10 | smd |
| A11 | smd |
| A12 | smd |
| A13 | smd |
| A14 | smd |
| A15 | smd |
| A16 | smd |
| A17 | smd |
| A18 | smd |
| A19 | smd |
| A20 | smd |
| A21 | smd |
| A22 | smd |
| A23 | smd |
| A24 | smd |
| A25 | smd |
| A26 | smd |
| A27 | smd |
| A28 | smd |
| A29 | smd |
| A30 | smd |
| A31 | smd |
| A32 | smd |
| A33 | smd |
| A34 | smd |
| B1 | smd |
| B2 | smd |
| B3 | smd |
| B4 | smd |
| B5 | smd |
| B6 | smd |
| B7 | smd |
| B8 | smd |
| B9 | smd |
| B10 | smd |
| B11 | smd |
| B12 | smd |
| B13 | smd |
| B14 | smd |
| B15 | smd |
| B16 | smd |
| B17 | smd |
| B18 | smd |
| B19 | smd |
| B20 | smd |
| B21 | smd |
| B22 | smd |
| B23 | smd |
| B24 | smd |
| B25 | smd |
| B26 | smd |
| B27 | smd |
| B28 | smd |
| B29 | smd |
| B30 | smd |
| EP | smd |