ATMEGA325A-AU vs ATMEGA3250-16AU Comparison
Detailed side-by-side comparison of ATMEGA325A-AU by Microchip Technology and ATMEGA3250-16AU 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-AU - AVR 8-bit MCU 32KB Flash 20MHz 64TQFP | Microchip
ATMEGA325A-AU ✓ ActiveMicrochip Technology
ATMEGA3250-16AU - 8-bit AVR MCU 16MHz 32KB Flash | Microchip
ATMEGA3250-16AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA325A-AU | ATMEGA3250-16AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Memory | 32 KB (16K x 16) ISP Flash with read-while-write | 32 KB (16K x 16) |
| SRAM | 2 KB | 2 KB |
| EEPROM | 1 KB | 1 KB |
| Maximum Clock Frequency | 20 MHz | 16 MHz |
| Instructions | 131 powerful instructions, most single-cycle | 131 powerful instructions |
| General Purpose I/O | 54 lines | 54/69 I/O lines |
| Working Registers | 32 general purpose registers | — |
| Debug / Test Interface | JTAG (on-chip debug and boundary scan) | — |
| Supply Voltage | 4.5 V to 5.5 V | — |
| Package | 64-TQFP, 14 x 14 mm, 0.8 mm pitch | 100-TQFP (14x14 mm), 0.80 mm pitch |
| Mounting Type | Surface Mount | Surface Mount |
| Temperature Grade | Industrial | — |
| RoHS Status | Green (lead-free, per FindIC listing) | — |
| Lifecycle Stage | ACTIVE | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | — |
| Moisture Sensitivity Level | [DATA_NEEDED: MSL level] | — |
| Core Size | — | 8-bit |
| Supply Voltage Range | — | 4.5 V to 5.5 V |
| I/O Ports | — | 32 |
| Interfaces | — | USART, SPI, TWI (I2C), JTAG |
| Timers | — | Three flexible timer/counters with compare modes |
| Debug / Test | — | JTAG boundary-scan and on-chip debugging |
| Programming | — | In-System Programmable (ISP) Flash with read-while-write |
| Operating Temperature | — | -40C to +85C (industrial) |
| Lifecycle Status | — | ACTIVE |