Microchip Technology ATMEGA32A-PU Microcontroller, Microprocessor, FPGA Modules
IC MCU 8BIT 32KB FLASH 40DIP

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
ATMEGA32A-PU
Detailed Description
IC MCU 8BIT 32KB FLASH 40DIP
Package
40-DIP (0.600", 15.24mm)
Key Features
Package / Case: 40-DIP (0.600", 15.24mm); Mounting Type: Through Hole
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
ATMEGA32A-PU Datasheet
Quick Jump:
Technical Specifications
Microchip Technology ATMEGA32A-PU Microcontroller, Microprocessor, FPGA Modules technical specifications.
General
RAM Size
2K x 8
Package / Case
40-DIP
Mounting Type
Through Hole
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
2.7V ~ 5.5V
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O
32
Speed
16MHz
EEPROM Size
1K x 8
Core Processor
AVR
Alternate Parts Comparison (ATMEGA32A-PU vs ATMEGA8515-16PU vs ATMEGA16-16PU vs ATMEGA8535-16PU)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 40-DIP | 40-DIP | 40-DIP | 40-DIP |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 2.7V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Core Processor | AVR | AVR | AVR | AVR |
| Core Size | 8-Bit | 8-Bit | 8-Bit | 8-Bit |
| RAM Size | 2K x 8 | 512 x 8 | 1K x 8 | 512 x 8 |
| Connectivity | I²C, SPI, UART/USART | EBI/EMI, SPI, UART/USART | I²C, SPI, UART/USART | I²C, SPI, UART/USART |
| EEPROM Size | 1K x 8 | 512 x 8 | 512 x 8 | 512 x 8 |
| Number of I/O | 32 | 35 | 32 | 32 |
| Oscillator Type | Internal | Internal | Internal | Internal |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT |
| Action |
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.