

Overview
The ATXMEGA16E5-MU is a microcontroller Unit made by Microchip Technology in a VQFN-32-EP(5x5) package with 33 pins. -40℃~+85℃ 1.6V~3.6V 16KB 26 2KB 32MHz 512Byte 8/16 Bit AVR Built-in FLASH VQFN-32-EP(5x5) Microcontrollers (MCU/MPU/SOC) ROHS.
PCBKit's library has its KiCad symbol (MCU_Microchip_ATmega:ATxmega16E5-M, from KiCad's library) and its footprint (Package_DFN_QFN:QFN-32-1EP_5x5mm_P0.5mm_EP3.1x3.1mm, from KiCad's library), ready for a KiCad board. 5 are in stock at JLCPCB (part C1337799). 1 open-source board in 1 repository on GitHub use it.
Symbol
Footprint
Parameters
11- CPU Core
- AVR
- CPU Maximum Speed
- 32MHz
- Core Size
- 8/16 Bit
- EEPROM
- 512Byte
- Number of I/O
- 26
- Operating Temperature
- -40℃~+85℃
- Oscillator Type
- Built-in
- Program Memory Type
- FLASH
- Program Storage Size
- 16KB
- RAM Size
- 2KB
- Voltage - Supply
- 1.6V~3.6V
Order codes
2- ATXMEGA16E5-MULCSC C1337799
- ATXMEGA16E5-MULCSC C618024
Pinout
33| Pin | Name | Type |
|---|---|---|
| 1 | GND | Power in |
| 2 | PA4 | Input/output |
| 3 | PA3 | Input/output |
| 4 | PA2 | Input/output |
| 5 | PA1 | Input/output |
| 6 | AREF/PA0 | Input/output |
| 7 | PDI_DATA | Input/output |
| 8 | RESET/PDI_CLK | Input |
| 9 | PC7 | Input/output |
| 10 | PC6 | Input/output |
| 11 | PC5 | Input/output |
| 12 | PC4 | Input/output |
| 13 | PC3 | Input/output |
| 14 | PC2 | Input/output |
| 15 | PC1 | Input/output |
| 16 | PC0 | Input/output |
| 17 | VCC | Power in |
| 18 | GND | Passive |
| 19 | PR1/XTAL1 | Input/output |
| 20 | PR0/XTAL2 | Input/output |
| 21 | PD7 | Input/output |
| 22 | PD6 | Input/output |
| 23 | PD5 | Input/output |
| 24 | PD4 | Input/output |
| 25 | PD3 | Input/output |
| 26 | PD2 | Input/output |
| 27 | PD1 | Input/output |
| 28 | PD0/AREF | Input/output |
| 29 | PA7 | Input/output |
| 30 | PA6 | Input/output |
| 31 | PA5 | Input/output |
| 32 | AVCC | Power in |
| 33 | GND | Passive |
Open-source boards using it
All 1- 2 layers142.3 × 268.4 mm

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Is there a KiCad symbol and footprint for the ATXMEGA16E5-MU?
Yes. The symbol is MCU_Microchip_ATmega:ATxmega16E5-M and the footprint Package_DFN_QFN:QFN-32-1EP_5x5mm_P0.5mm_EP3.1x3.1mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the ATXMEGA16E5-MU?
VQFN-32-EP(5x5), with 33 pins. Its footprint is drawn on this page.
Where is the ATXMEGA16E5-MU datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the ATXMEGA16E5-MU?
JLCPCB lists it as part C1337799, with 5 in stock; the sellers' links on this page open their listings.
What can replace the ATXMEGA16E5-MU?
Parts like it in the library: the ATXMEGA16E5-MN by Microchip Technology, the ATXMEGA8E5-MN by Microchip Technology, the ATMEGA48P-20MUR by Microchip Technology and the ATXMEGA8E5-MNR by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the ATXMEGA16E5-MU?
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
4ATXMEGA16E5-MN
VQFN-32-EP(5x5)-40℃~+105℃ 1.6V~3.6V 16KB 26 2KB 32MHz 512Byte 8/16 Bit AVR Built-in FLASH VQFN-32-EP(5x5) Microcontrollers (MCU/MPU/SOC) ROHSMicrochip TechnologyMicrocontroller Units (MCUs/MPUs/SOCs)ATXMEGA8E5-MN
VQFN-32-EP(5x5)-40℃~+105℃ 1.6V~3.6V 1KB 26 32MHz 512Byte 8/16 Bit 8KB AVR Built-in FLASH VQFN-32-EP(5x5) Microcontrollers (MCU/MPU/SOC) ROHSMicrochip TechnologyMicrocontroller Units (MCUs/MPUs/SOCs)ATMEGA48P-20MUR
VQFN-32-EP(5x5)-40℃~+85℃ 10bit 2.7V~5.5V 20MHz 23 256Byte 4KB 512Byte 8 Bit AVR Built-in FLASH VQFN-32-EP(5x5) Microcontrollers (MCU/MPU/SOC) ROHSMicrochip TechnologyMicrocontroller Units (MCUs/MPUs/SOCs)ATXMEGA8E5-MNR
VQFN-32-EP(5x5)-40℃~+105℃ 1.6V~3.6V 12bit 12bit 1KB 26 32MHz 512Byte 8/16 Bit 8KB AVR Built-in FLASH VQFN-32-EP(5x5) Microcontrollers (MCU/MPU/SOC) ROHSMicrochip TechnologyMicrocontroller Units (MCUs/MPUs/SOCs)