Skip to the content
PCBKitNew board
ATMEGA809-AF on a board, in 3D

ATMEGA809-AF

Microchip Technology

-40℃~+125℃ 1.8V~5.5V 10bit 1KB 20MHz 256Byte 41 8 Bit 8KB AVR Built-in FLASH TQFP-48(7x7) Microcontrollers (MCU/MPU/SOC) ROHS

Extended
DatasheetJLCPCBLCSCmicrochip/ATMEGA809-AF
Category
Microcontrollers (MCU, MPU, SOC)
Package
TQFP-48(7x7)
Pins
48

Overview

The ATMEGA809-AF is a microcontroller made by Microchip Technology in a TQFP-48(7x7) package with 48 pins. -40℃~+125℃ 1.8V~5.5V 10bit 1KB 20MHz 256Byte 41 8 Bit 8KB AVR Built-in FLASH TQFP-48(7x7) Microcontrollers (MCU/MPU/SOC) ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:ATMEGA809-AF, from EasyEDA) and its footprint (Package_QFP:TQFP-48_7x7mm_P0.5mm, from KiCad's library), ready for a KiCad board. 66 are in stock at JLCPCB (part C2053056). 2 open-source boards in 2 repositories on GitHub use it.

Symbol

PA51PA62PA73PB04PB15PB26PB37PB48PB59PC010PC111PC212PC313VDD14GND15PC416PC517PC618PC719PD020PD121PD222PD323PD424PD525PD626PD727AVDD28GND29PE030PE131PE232PE333PF0(TOSC1)34PF1(TOSC2)35PF236PF337PF438PF539PF640UPDI41VDD42GND43PA0(EXTCLK)44PA145PA246PA347PA448
EasyEDA_Cloud:ATMEGA809-AFFrom EasyEDA

Footprint

Package_QFP:TQFP-48_7x7mm_P0.5mmFrom KiCad's library

Parameters

13
ADC (Bit)
10bit
CPU Core
AVR
CPU Maximum Speed
20MHz
Core Size
8 Bit
EEPROM
256Byte
Features
Window watchdog (WWDG)
Number of I/O
41
Operating Temperature
-40℃~+125℃
Oscillator Type
Built-in
Program Memory Type
FLASH
Program Storage Size
8KB
RAM Size
1KB
Voltage - Supply
1.8V~5.5V

Order codes

2

Pinout

48
The pins of the ATMEGA809-AF
PinNameType
1PA5Unspecified
2PA6Unspecified
3PA7Unspecified
4PB0Unspecified
5PB1Unspecified
6PB2Unspecified
7PB3Unspecified
8PB4Unspecified
9PB5Unspecified
10PC0Unspecified
11PC1Unspecified
12PC2Unspecified
13PC3Unspecified
14VDDUnspecified
15GNDUnspecified
16PC4Unspecified
17PC5Unspecified
18PC6Unspecified
19PC7Unspecified
20PD0Unspecified
21PD1Unspecified
22PD2Unspecified
23PD3Unspecified
24PD4Unspecified
25PD5Unspecified
26PD6Unspecified
27PD7Unspecified
28AVDDUnspecified
29GNDUnspecified
30PE0Unspecified
31PE1Unspecified
32PE2Unspecified
33PE3Unspecified
34PF0(TOSC1)Unspecified
35PF1(TOSC2)Unspecified
36PF2Unspecified
37PF3Unspecified
38PF4Unspecified
39PF5Unspecified
40PF6Unspecified
41UPDIUnspecified
42VDDUnspecified
43GNDUnspecified
44PA0(EXTCLK)Unspecified
45PA1Unspecified
46PA2Unspecified
47PA3Unspecified
48PA4Unspecified

Open-source boards using it

All 2
  • 2 layers77.9 × 41.4 mmATMega809-breakout, the printed circuit board in 3D

    ATMega809-breakout

    kimballa/ATMega809-breakout

    Breakout board for ATMega809 MCU

    51 parts
  • 2 layers109.2 × 33.7 mmAlphadisplays, the printed circuit board in 3D

    Alphadisplays

    74hc595/kicad-intelligent-displays

    KiCad symbols and footprints for HP/Litronix/Siemens/Osram/Avago/Broadcom intelligent alphanumeric LED displays

    18 parts6

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/microchip/ATMEGA809-AF" title="ATMEGA809-AF in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/microchip/ATMEGA809-AF.jpg" alt="ATMEGA809-AF" width="1200" height="900">
A picture that opens the part, for a README
[![ATMEGA809-AF](https://pcbkit.io/embed/parts/microchip/ATMEGA809-AF.jpg?size=s)](https://pcbkit.io/parts/microchip/ATMEGA809-AF)

Questions

Is there a KiCad symbol and footprint for the ATMEGA809-AF?

Yes. The symbol is EasyEDA_Cloud:ATMEGA809-AF and the footprint Package_QFP:TQFP-48_7x7mm_P0.5mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the ATMEGA809-AF?

TQFP-48(7x7), with 48 pins. Its footprint is drawn on this page.

Where is the ATMEGA809-AF datasheet?

Microchip Technology publishes it: the Datasheet link on this page opens it.

Where can I order the ATMEGA809-AF?

JLCPCB lists it as part C2053056, with 66 in stock; the sellers' links on this page open their listings.

What can replace the ATMEGA809-AF?

Parts like it in the library: the STM32F103C8T6 by STMicroelectronics, the STM32F030C8T6 by STMicroelectronics, the STM32G070CBT6 by STMicroelectronics and the STM32G030C8T6 by STMicroelectronics. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Which open-source boards use the ATMEGA809-AF?

2 boards in 2 repositories on GitHub; the most starred are listed on this page, with their KiCad files.

Parts like it

8