Microchip Technology ATMEGA324PA-AUR Microcontroller, Microprocessor, FPGA Modules
IC MCU 8BIT 32KB FLASH 44TQFP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
ATMEGA324PA-AUR
Detailed Description
IC MCU 8BIT 32KB FLASH 44TQFP
Package
44-TQFP
Key Features
Package / Case: 44-TQFP; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
ATMEGA324PA-AUR Datasheet
Quick Jump:
Technical Specifications
Microchip Technology ATMEGA324PA-AUR Microcontroller, Microprocessor, FPGA Modules technical specifications.
General
RAM Size
2K x 8
RoHS
Yes
Number of Pins
44
Package / Case
44-TQFP
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
32
Alternate Parts Comparison (ATMEGA324PA-AUR vs ATMEGA644A-AUR vs PIC17C44-25/PT vs AT89S8253-24AU)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 44-TQFP | 44-TQFP | 44-TQFP | 44-TQFP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 4.5V ~ 6V | 2.7V ~ 5.5V |
| Core Processor | AVR | AVR | PIC | 8051 |
| Core Size | 8-Bit | 8-Bit | 8-Bit | 8-Bit |
| RAM Size | 2K x 8 | 4K x 8 | 454 x 8 | 256 x 8 |
| Connectivity | I²C, SPI, UART/USART | I²C, SPI, UART/USART | UART/USART | SPI, UART/USART |
| Number of I/O | 32 | 32 | 33 | 32 |
| Oscillator Type | Internal | Internal | External | External |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | POR, PWM, WDT | POR, WDT |
| Program Memory Size | 32KB (16K x 16) | 64KB (32K x 16) | 16KB (8K x 16) | 12KB (12K x 8) |
| 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
MC9S08GT32ACFBENXP SemiconductorsNXP
IC MCU 8BIT 32KB FLASH 44QFP
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.