
Overview
The ATXMEGA64B3-MH is a microcontroller made by Microchip Technology in a VQFN-64 package with 65 pins. VQFN-64-EP(9x9) Microcontrollers (MCU/MPU/SOC) ROHS.
PCBKit's library has its KiCad symbol (MCU_Microchip_ATmega:ATxmega64B3-M, from KiCad's library) and its footprint (Package_DFN_QFN:QFN-64-1EP_9x9mm_P0.5mm_EP7.65x7.65mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1339038).
Symbol
Footprint
Parameters
11- CPU Core
- AVR
- CPU Maximum Speed
- 32MHz
- Core Size
- 8/16 Bit
- EEPROM
- 2KB
- Number of I/O
- 36
- Operating Temperature
- -40℃~+85℃
- Oscillator Type
- Built-in
- Program Memory Type
- FLASH
- Program Storage Size
- 64KB
- RAM Size
- 4KB
- Voltage - Supply
- 1.6V~3.6V
Order codes
2- ATXMEGA64B3-MHLCSC C1339038
- ATXMEGA64B3-MHLCSC C614682
Pinout
65| Pin | Name | Type |
|---|---|---|
| 1 | PC0 | Input/output |
| 2 | PC1 | Input/output |
| 3 | PC2 | Input/output |
| 4 | PC3 | Input/output |
| 5 | PC4 | Input/output |
| 6 | PC5 | Input/output |
| 7 | PC6 | Input/output |
| 8 | PC7 | Input/output |
| 9 | GND | Power in |
| 10 | VCC | Power in |
| 11 | PD0 | Input/output |
| 12 | PD1 | Input/output |
| 13 | RESET/PDI_CLK | Input |
| 14 | PDI_DATA | Input/output |
| 15 | GND | Passive |
| 16 | VCC | Passive |
| 17 | PG0/SEG24 | Input/output |
| 18 | PG1/SEG23 | Input/output |
| 19 | PG2/SEG22 | Input/output |
| 20 | PG3/SEG21 | Input/output |
| 21 | PG4/SEG20 | Input/output |
| 22 | PG5/SEG19 | Input/output |
| 23 | PG6/SEG18 | Input/output |
| 24 | PG7/SEG17 | Input/output |
| 25 | PM0/SEG16 | Input/output |
| 26 | PM1/SEG15 | Input/output |
| 27 | PM2/SEG14 | Input/output |
| 28 | PM3/SEG13 | Input/output |
| 29 | PM4/SEG12 | Input/output |
| 30 | PM5/SEG11 | Input/output |
| 31 | PM6/SEG10 | Input/output |
| 32 | PM7/SEG9 | Input/output |
| 33 | SEG8 | Output |
| 34 | SEG7 | Output |
| 35 | SEG6 | Output |
| 36 | SEG5 | Output |
| 37 | SEG4 | Output |
| 38 | SEG3 | Output |
| 39 | SEG2 | Output |
| 40 | SEG1 | Output |
| 41 | SEG0 | Output |
| 42 | GND | Passive |
| 43 | VCC | Passive |
| 44 | BIAS1 | Power out |
| 45 | BIAS2 | Power out |
| 46 | VLCD | Power out |
| 47 | CAPL | Passive |
| 48 | CAPH | Passive |
| 49 | COM0 | Output |
| 50 | COM1 | Output |
| 51 | COM2 | Output |
| 52 | COM3 | Output |
| 53 | PR0/XTAL2 | Input/output |
| 54 | PR1/XTAL1 | Input/output |
| 55 | AGND | Power in |
| 56 | AVCC | Power in |
| 57 | PB0/AREF | Input/output |
| 58 | PB1 | Input/output |
| 59 | PB2 | Input/output |
| 60 | PB3 | Input/output |
| 61 | PB4 | Input/output |
| 62 | PB5 | Input/output |
| 63 | PB6 | Input/output |
| 64 | PB7 | Input/output |
| 65 | GND | Passive |
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Is there a KiCad symbol and footprint for the ATXMEGA64B3-MH?
Yes. The symbol is MCU_Microchip_ATmega:ATxmega64B3-M and the footprint Package_DFN_QFN:QFN-64-1EP_9x9mm_P0.5mm_EP7.65x7.65mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the ATXMEGA64B3-MH?
VQFN-64, with 65 pins. Its footprint is drawn on this page.
Where is the ATXMEGA64B3-MH datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the ATXMEGA64B3-MH?
JLCPCB lists it as part C1339038, with 0 in stock; the sellers' links on this page open their listings.
What can replace the ATXMEGA64B3-MH?
Parts like it in the library: the ATXMEGA128A3U-MH by Microchip Technology, the ATXMEGA256A3BU-MH by Microchip Technology, the ATXMEGA64A3U-MH by Microchip Technology and the ATXMEGA256A3U-MH by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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