ATMEGA4809-MU

Microchip TechnologyExtended

-40℃~+85℃ 1.8V~5.5V 10bit 20MHz 256Byte 41 48KB 6KB 8 Bit AVR Built-in FLASH VQFN-48-EP(6x6) Microcontrollers (MCU/MPU/SOC) ROHS

Datasheet JLCPCB LCSC

Part id: microchip/ATMEGA4809-MU
Category: Microcontroller Units (MCUs, MPUs, SOCs)
Package: VQFN-48-EP(6x6)
Pins: 49
In stock: 44 at JLCPCB (C2054946)
Used on: 2 open-source boards

Overview

The ATMEGA4809-MU is a microcontroller Unit made by Microchip Technology in a VQFN-48-EP(6x6) package with 49 pins. -40℃~+85℃ 1.8V~5.5V 10bit 20MHz 256Byte 41 48KB 6KB 8 Bit AVR Built-in FLASH VQFN-48-EP(6x6) Microcontrollers (MCU/MPU/SOC) ROHS.

PCBKit's library has its KiCad symbol (MCU_Microchip_ATmega:ATmega4809-M, from KiCad's library) and its footprint (Package_DFN_QFN:UQFN-48-1EP_6x6mm_P0.4mm_EP4.62x4.62mm, from KiCad's library), ready for a KiCad board. 44 are in stock at JLCPCB (part C2054946). 2 open-source boards in 1 repository on GitHub use it.

Symbol

MCU_Microchip_ATmega:ATmega4809-MFrom KiCad's library

Footprint

Package_DFN_QFN:UQFN-48-1EP_6x6mm_P0.4mm_EP4.62x4.62mmFrom KiCad's library

Pinout

The pins of the ATMEGA4809-MU
Pin	Name	Type
1	PA5	Input/output
2	PA6	Input/output
3	PA7	Input/output
4	PB0	Input/output
5	PB1	Input/output
6	PB2	Input/output
7	PB3	Input/output
8	PB4	Input/output
9	PB5	Input/output
10	PC0	Input/output
11	PC1	Input/output
12	PC2	Input/output
13	PC3	Input/output
14	VCC	Power in
15	GND	Power in
16	PC4	Input/output
17	PC5	Input/output
18	PC6	Input/output
19	PC7	Input/output
20	PD0	Input/output
21	PD1	Input/output
22	PD2	Input/output
23	PD3	Input/output
24	PD4	Input/output
25	PD5	Input/output
26	PD6	Input/output
27	PD7	Input/output
28	AVCC	Power in
29	GND	Passive
30	PE0	Input/output
31	PE1	Input/output
32	PE2	Input/output
33	PE3	Input/output
34	PF0	Input/output
35	PF1	Input/output
36	PF2	Input/output
37	PF3	Input/output
38	PF4	Input/output
39	PF5	Input/output
40	PF6/RESET	Input/output
41	UPDI	Input/output
42	VCC	Passive
43	GND	Passive
44	PA0	Input/output
45	PA1	Input/output
46	PA2	Input/output
47	PA3	Input/output
48	PA4	Input/output
49	GND	Passive

Parameters

ADC (Bit): 10bit
CPU Core: AVR
CPU Maximum Speed: 20MHz
Core Size: 8 Bit
EEPROM: 256Byte
Number of I/O: 41
Operating Temperature: -40℃~+85℃
Oscillator Type: Built-in
Program Memory Type: FLASH
Program Storage Size: 48KB
RAM Size: 6KB
Voltage - Supply: 1.8V~5.5V

Order codes

ATMEGA4809-MULCSC C1341719
ATMEGA4809-MURLCSC C2054946

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Open-source boards using it

2 layers24 × 27 mm
4809Rc
flitebits/rclib
Atmega 4808/4809 hardware support focused on Radio Controlled aircraft
47 partsApache-2.0
2 layers20.2 × 25.8 mm
4809Rc
flitebits/rclib
Atmega 4808/4809 hardware support focused on Radio Controlled aircraft
39 partsApache-2.0

Questions

Is there a KiCad symbol and footprint for the ATMEGA4809-MU?

Yes. The symbol is MCU_Microchip_ATmega:ATmega4809-M and the footprint Package_DFN_QFN:UQFN-48-1EP_6x6mm_P0.4mm_EP4.62x4.62mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the ATMEGA4809-MU?

VQFN-48-EP(6x6), with 49 pins. Its footprint is drawn on this page.

Where is the ATMEGA4809-MU datasheet?

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

Where can I order the ATMEGA4809-MU?

JLCPCB lists it as part C2054946, with 44 in stock; the sellers' links on this page open their listings.

Which open-source boards use the ATMEGA4809-MU?

2 boards in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.