ATMEGA325A-AUR vs ATMEGA3250A-AUR Comparison
Detailed side-by-side comparison of ATMEGA325A-AUR by Microchip Technology and ATMEGA3250A-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 β ActiveMicrochip Technology
ATMEGA3250A-AUR - 8-Bit AVR MCU, 32KB Flash, 20MHz | Microchip
ATMEGA3250A-AUR β ActiveSpecification Comparison
| Parameter | ATMEGA325A-AUR | ATMEGA3250A-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.72 | $3.55 |
| Core Architecture | 8-bit AVR RISC | β |
| Program Memory Size | 32 KB (16K x 16) ISP Flash | 32 KB (16K x 16) Flash |
| SRAM Size | 2 KB | β |
| EEPROM Size | 1 KB | 1 KB |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| Supply Voltage Range | 1.8 V to 5.5 V | 2.7 V to 5.5 V |
| Number of I/O Lines | 54 | β |
| Package | 64-TQFP (14x14 mm), 0.8 mm pitch | 100-TQFP (14x14 mm, 0.8 mm pitch) |
| Mounting Style | Surface Mount | β |
| Instruction Set | 131 instructions, mostly single-cycle | 131 AVR instructions, mostly single-cycle |
| ADC Resolution | 10-bit | β |
| Timers | 2 x 8-bit, 1 x 16-bit | β |
| Communication Interfaces | 2 x USART, SPI, TWI (I2C) | β |
| Debug / Programming | JTAG, ICSP in-system programming | β |
| Operating Temperature | -40C to +85C (industrial) | β |
| Lifecycle Status | Active | β |
| Reel Packaging | Tape & Reel (R suffix) | β |
| Core Processor | β | AVR |
| Core Size | β | 8-Bit |
| RAM Size | β | 2 KB SRAM |
| I/O Count | β | 54 general purpose I/O lines |
| Data Converters | β | 10-bit ADC, 8 channels |
| Connectivity | β | SPI, UART/USART |
| Debug / Scan | β | JTAG (IEEE 1149.1 boundary scan, on-chip debug) |
| Mounting Type | β | Surface Mount |
| Packaging | β | Tape & Reel (TR) |
| In-System Programming | β | Yes, ISP Flash with read-while-write |
| Compliance | β | [DATA_NEEDED: RoHS/REACH status] |