ATMEGA3250A-AU vs ATMEGA325A-AN Comparison
Detailed side-by-side comparison of ATMEGA3250A-AU by Microchip Technology and ATMEGA325A-AN 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
ATMEGA3250A-AU - 8-bit AVR MCU 32KB 20MHz TQFP-100 | Microchip
ATMEGA3250A-AU β Active
Specification Comparison
| Parameter | ATMEGA3250A-AU | ATMEGA325A-AN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.50 | $2.42 |
| Core Processor | AVR | β |
| Core Size | 8-Bit | β |
| Speed | 20 MHz | β |
| Flash Memory | 32 KB (16K x 16) | β |
| SRAM | 2 KB | β |
| EEPROM | 1 KB | β |
| Supply Voltage | 4.5 V to 5.5 V | 5 V |
| Number of I/O | 68 | 54 |
| I/O Ports | 32 (A-J port system) | β |
| Connectivity | SPI, UART/USART, TWI (I2C) | β |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | β |
| ADC Resolution | 10 bit | β |
| ADC Channels | 8 | β |
| Instructions | 131 (most single-cycle) | β |
| Debug Interface | JTAG (on-chip debug + boundary scan) | β |
| Package | 100-TQFP (14x14 mm), 0.8 mm pitch | β |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +105C |
| RoHS Status | Compliant (Green) | Compliant |
| Core Architecture | β | AVR 8-bit RISC |
| Program Memory Size | β | 32 KB (16K x 16) Flash |
| Program Memory Type | β | ISP FLASH with read-while-write |
| SRAM Size | β | 2 KB (2K x 8) |
| EEPROM Size | β | 1 KB |
| Maximum Clock Frequency | β | 20 MHz |
| General Purpose Working Registers | β | 32 x 8-bit |
| Instruction Set | β | 130 instructions, mostly single-cycle |
| Oscillator Type | β | Internal |
| Package / Case | β | 64-TQFP (14x14 mm) |
| Packaging | β | Tube |
| Lead Free | β | Yes |
| MSL Level | β | [DATA_NEEDED: MSL rating] |