ATTINY261A-MU
Microchip TechnologyExtended
-40℃~+85℃ 1.8V~5.5V 10bit 128Byte 128Byte 16 20MHz 2KB 8 Bit AVR Built-in FLASH VQFN-32(5x5) Microcontrollers (MCU/MPU/SOC) ROHS
- Part id
- microchip/ATTINY261A-MU
- Category
- Microcontrollers (MCU, MPU, SOC)
- Package
- VQFN-32(5x5)
- Pins
- 33
- In stock
- 0 at JLCPCB (C614252)
Overview
The ATTINY261A-MU is a microcontroller made by Microchip Technology in a VQFN-32(5x5) package with 33 pins. -40℃~+85℃ 1.8V~5.5V 10bit 128Byte 128Byte 16 20MHz 2KB 8 Bit AVR Built-in FLASH VQFN-32(5x5) Microcontrollers (MCU/MPU/SOC) ROHS.
PCBKit's library has its KiCad symbol (MCU_Microchip_ATtiny:ATtiny261A-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. JLCPCB lists it (part C614252).
Symbol
Footprint
Pinout
33| Pin | Name | Type |
|---|---|---|
| 1 | NC | Not connected |
| 2 | PB3 | Input/output |
| 3 | NC | Not connected |
| 4 | VCC | Power in |
| 5 | GND | Power in |
| 6 | NC | Not connected |
| 7 | XTAL1/PB4 | Input/output |
| 8 | XTAL2/PB5 | Input/output |
| 9 | NC | Not connected |
| 10 | PB6 | Input/output |
| 11 | RESET/PB7 | Input/output |
| 12 | NC | Not connected |
| 13 | PA7 | Input/output |
| 14 | PA6 | Input/output |
| 15 | PA5 | Input/output |
| 16 | NC | Not connected |
| 17 | PA4 | Input/output |
| 18 | AVCC | Power in |
| 19 | NC | Not connected |
| 20 | NC | Not connected |
| 21 | AGND | Power in |
| 22 | AREF/PA3 | Input/output |
| 23 | PA2 | Input/output |
| 24 | NC | Not connected |
| 25 | PA1 | Input/output |
| 26 | PA0 | Input/output |
| 27 | NC | Not connected |
| 28 | NC | Not connected |
| 29 | NC | Not connected |
| 30 | PB0 | Input/output |
| 31 | PB1 | Input/output |
| 32 | PB2 | Input/output |
| 33 | GND | Passive |
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Questions
Is there a KiCad symbol and footprint for the ATTINY261A-MU?
Yes. The symbol is MCU_Microchip_ATtiny:ATtiny261A-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 ATTINY261A-MU?
VQFN-32(5x5), with 33 pins. Its footprint is drawn on this page.
Where is the ATTINY261A-MU datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the ATTINY261A-MU?
JLCPCB lists it as part C614252, with 0 in stock; the sellers' links on this page open their listings.
What can replace the ATTINY261A-MU?
Parts like it in the library: the ATMEGA328P-MUR by Microchip Technology, the ATMEGA88PA-MU by Microchip Technology, the ATMEGA168PA-MU by Microchip Technology and the ATMEGA328PB-MN by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.