Microchip Technology ATMEGA324P-20PU Microcontroller, Microprocessor, FPGA Modules
IC MCU 8BIT 32KB FLASH 40DIP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
ATMEGA324P-20PU
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
ATMEGA324P-20PU Datasheet
Quick Jump:
Technical Specifications
Microchip Technology ATMEGA324P-20PU Microcontroller, Microprocessor, FPGA Modules technical specifications.
General
Series
ATmega324P
RAM Size
2K x 8
Data Bus Width
8 bit
Maximum Clock Frequency
20 MHz
RoHS
Yes
Package / Case
40-DIP
Mounting Type
Through Hole
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
2.7V ~ 5.5V
Lifecycle Status
Active
Related Parts Comparison (ATMEGA324P-20PU vs ATMEGA8515-16PU vs ATMEGA32A-PU vs ATMEGA16-16PU)
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 | |
|---|---|---|---|---|
| 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 | 2.7V ~ 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 | 2K x 8 | 1K x 8 |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| 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 | 1K x 8 | 512 x 8 |
| Number of I/O | 32 | 35 | 32 | 32 |
| 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
CY8C4125LQE-S433Infineon TechnologiesSimilar FunctionalityInfineon
PSOC4 - GENERAL
MC9S08PL32CLDNXP SemiconductorsNXP
IC MCU 8BIT 32KB FLASH 44LQFP
MC9S08PT32VLDNXP SemiconductorsNXP
IC MCU 8BIT 32KB FLASH 44LQFP
MC9S08PA32VLDNXP SemiconductorsNXP
IC MCU 8BIT 32KB FLASH 44LQFP
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.