ATMEGA325A-AUR vs ATMEGA3250PA-AUR Comparison
Detailed side-by-side comparison of ATMEGA325A-AUR by Microchip Technology and ATMEGA3250PA-AUR by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATMEGA325A-AUR - 32KB Flash 20MHz 8-Bit AVR MCU | Microchip
ATMEGA325A-AUR ✓ ActiveMicrochip Technology
ATMEGA3250PA-AUR - 8-bit AVR MCU 32KB Flash 20MHz | Microchip
ATMEGA3250PA-AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA325A-AUR | ATMEGA3250PA-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | 8-bit AVR RISC | — |
| Program Memory Size | 32 KB (16K x 16) ISP Flash | — |
| SRAM Size | 2 KB | — |
| EEPROM Size | 1 KB | — |
| Maximum Clock Frequency | 20 MHz | — |
| Supply Voltage Range | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Number of I/O Lines | 54 | — |
| Package | 64-TQFP (14x14 mm), 0.8 mm pitch | 100-TQFP (14x14 mm) |
| Mounting Style | Surface Mount | — |
| Instruction Set | 131 instructions, mostly single-cycle | — |
| ADC Resolution | 10-bit | — |
| Timers | 2 x 8-bit, 1 x 16-bit | — |
| Communication Interfaces | 2 x USART, SPI, TWI (I2C) | — |
| Debug / Programming | JTAG, ICSP in-system programming | JTAG, ICSP (In-Circuit Serial Programming) |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C |
| Lifecycle Status | Active | — |
| Reel Packaging | Tape & Reel (R suffix) | — |
| Core Processor | — | AVR |
| Core Size | — | 8-bit |
| Speed | — | 20 MHz |
| Flash Memory | — | 32 KB (16K x 16) |
| SRAM | — | 2 KB |
| EEPROM | — | 1 KB |
| Number of I/O | — | 69 |
| General Purpose Working Registers | — | 32 |
| Instructions | — | 131 (mostly single-cycle) |
| Mounting Type | — | Surface Mount |
| Low Power Technology | — | picoPower |
| Connectivity | — | USART, SPI, I2C (Two-Wire Interface) |
| Packaging | — | Tape & Reel (TR) |
| RoHS Status | — | Compliant (Green) |