Microchip Technology ATMEGA3250PA-AU Microcontrollers
IC MCU 8BIT 32KB FLASH 100TQFP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
ATMEGA3250PA-AU
Base Model
Detailed Description
IC MCU 8BIT 32KB FLASH 100TQFP
Package
100-TQFP
Lifecycle Status
Active
Datasheet
ATMEGA3250PA-AU Datasheet
Quick Jump:
Technical Specifications
Microchip Technology ATMEGA3250PA-AU Microcontrollers technical specifications.
General
Interface
SPI, UART, USART
Memory Size
32 kB
RAM Size
2K x 8
Data Bus Width
8 b
RoHS
Yes
Number of Pins
100
Package / Case
100-TQFP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.8V ~ 5.5V
Alternate Parts Comparison (ATMEGA3250PA-AU vs ATMEGA3250PA vs ATMEGA3250PA-AUR vs ATSAME53N19A-AU)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 100-TQFP | -- | 100-TQFP | 100-TQFP |
| Operating Temperature | -40°C ~ 85°C (TA) | -- | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.8V ~ 5.5V | -- | 1.8V ~ 5.5V | 1.71V ~ 3.63V |
| Core Processor | AVR | -- | AVR | ARM® Cortex®-M4F |
| Core Size | 8-Bit | -- | 8-Bit | 32-Bit Single-Core |
| RAM Size | 2K x 8 | -- | 2K x 8 | 192K x 8 |
| Connectivity | SPI, UART/USART, USI | -- | SPI, UART/USART, USI | EBI/EMI, Ethernet, I²C, IrDA, LINbus, MMC/SD, QSPI, SPI, UART/USART, USB |
| Data Converters | A/D 8x10b | -- | A/D 8x10b | A/D 28x12b; D/A 2x12b |
| Oscillator Type | Internal | -- | Internal | Internal |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | -- | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT |
| Program Memory Size | 32KB (16K x 16) | -- | 32KB (16K x 16) | 512KB (512K x 8) |
| Program Memory Type | Flash | -- | Flash | Flash |
| 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 .
Suggested replacements
NXP
IC MCU 8BIT 32KB FLASH 48QFN
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Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.