Microchip Technology ATMEGA4809-MU Microcontrollers
IC MCU 8BIT 48KB FLASH 48QFN
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
ATMEGA4809-MU
Base Model
Detailed Description
IC MCU 8BIT 48KB FLASH 48QFN
Package
48-VFQFN Exposed Pad
Lifecycle Status
Active
Datasheet
ATMEGA4809-MU Datasheet
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Technical Specifications
Microchip Technology ATMEGA4809-MU Microcontrollers technical specifications.
General
RAM Size
6K x 8
RoHS
Yes
Number of Pins
48
Package / Case
48-VFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.8V ~ 5.5V
Lifecycle Status
Active
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O
41
Related Parts Comparison (ATMEGA4809-MU vs ATMEGA4809 vs ATMEGA4809-AF vs ATMEGA4809-AUR)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Lifecycle Status | Active | In Production | Active | Active |
| Package / Case | 48-VFQFN Exposed Pad | -- | 48-TQFP | 48-TQFP |
| Mounting Type | Surface Mount | -- | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -- | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.8V ~ 5.5V | -- | 1.8V ~ 5.5V | 1.8V ~ 5.5V |
| Number of Pins | 48 | -- | 48 | 48 |
| Core Processor | AVR | -- | AVR | AVR |
| Core Size | 8-Bit | -- | 8-Bit | 8-Bit |
| RAM Size | 6K x 8 | -- | 6K x 8 | 6K x 8 |
| RoHS | Yes | -- | Yes | Yes |
| ADC Channels | 16 | -- | 16 | 16 |
| Connectivity | I²C, SPI, UART/USART | -- | I²C, SPI, UART/USART | I²C, SPI, UART/USART |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
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