The ATTINY84A-PU is a microcontroller made by Microchip Technology in a DIP-14 package with 14 pins. -40℃~+85℃ 1.8V~5.5V 10bit 12 20MHz 512Byte 512Byte 8 Bit 8KB AVR Built-in FLASH DIP-14 Microcontrollers (MCU/MPU/SOC) ROHS.
PCBKit's library has its KiCad symbol (MCU_Microchip_ATtiny:ATtiny84A-P, from KiCad's library) and its footprint (Package_DIP:DIP-14_W7.62mm, from KiCad's library), ready for a KiCad board. 40 are in stock at JLCPCB (part C145560). 35 open-source boards in 26 repositories on GitHub use it.
| Pin | Name | Type |
|---|---|---|
| 1 | VCC | Power in |
| 2 | XTAL1/PB0 | Input/output |
| 3 | XTAL2/PB1 | Input/output |
| 4 | RESET/PB3 | Input/output |
| 5 | PB2 | Input/output |
| 6 | PA7 | Input/output |
| 7 | PA6 | Input/output |
| 8 | PA5 | Input/output |
| 9 | PA4 | Input/output |
| 10 | PA3 | Input/output |
| 11 | PA2 | Input/output |
| 12 | PA1 | Input/output |
| 13 | AREF/PA0 | Input/output |
| 14 | GND | Power in |
copperheadhq/copperhead-quiet-orbit
USB-C four-light ambient lamp, 57 mm, ATtiny84A hardware PWM. Designed with copperhead. Never built: do not order expecting it to work.
arcadien/tinySensor
Firmware and generic board for low-power environment sensors
pddenhar/Volvo_240_Info_Display
OLED dashboard module for the Volvo 240 displaying battery voltage, speed, and RPM.
BryceVandegrift/hot-plate
A DIY PCB hot plate that uses through hole components
AhmedAtefNasr/PCB_Course-IMT_school
Here's the repo for Assignments & projects of PCB course from IMT school
Brawn1/ATTiny-Door-Sensor
Door Sensor Battery based with Attiny84 and HC-12 Sender
<iframe src="https://pcbkit.io/embed/parts/microchip/ATTINY84A-PU" title="ATTINY84A-PU in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/microchip/ATTINY84A-PU.jpg" alt="ATTINY84A-PU" width="1200" height="900">[](https://pcbkit.io/parts/microchip/ATTINY84A-PU)Yes. The symbol is MCU_Microchip_ATtiny:ATtiny84A-P and the footprint Package_DIP:DIP-14_W7.62mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
DIP-14, with 14 pins. Its footprint is drawn on this page.
Microchip Technology publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C145560, with 40 in stock; the sellers' links on this page open their listings.
Parts like it in the library: the ATTINY44A-PU by Microchip Technology, the ATTINY24-20PU by Microchip Technology, the ATTINY24A-PU by Microchip Technology and the ATTINY44-20PU by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.
35 boards in 26 repositories on GitHub; the most starred are listed on this page, with their KiCad files.
