ATMEGA325-16AU vs ATMEGA325A-AN Comparison
Detailed side-by-side comparison of ATMEGA325-16AU 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
ATMEGA325-16AU - 32KB Flash 16MHz AVR 8-Bit MCU | Microchip
ATMEGA325-16AU β ActiveSpecification Comparison
| Parameter | ATMEGA325-16AU | ATMEGA325A-AN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.40 | $2.42 |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| Program Memory Size | 32KB (16K x 16) FLASH | 32 KB (16K x 16) Flash |
| EEPROM Size | 1KB | 1 KB |
| SRAM Size | 2KB | 2 KB (2K x 8) |
| Maximum Clock Frequency | 16 MHz | 20 MHz |
| Supply Voltage Range | 4.5 V to 5.5 V | β |
| Number of I/O Pins | 54 | β |
| Package | 64-TQFP (14 x 14 mm, 0.8 mm pitch) | β |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C | -40C to +105C |
| Instruction Set | 131 instructions, mostly single-cycle | 130 instructions, mostly single-cycle |
| Peripherals | 10-bit ADC, UART, SPI, Watchdog Timer, Timers | β |
| In-System Programming | Yes (ISP FLASH) | β |
| Life Cycle Stage | ACTIVE | β |
| RoHS Status | [DATA_NEEDED: RoHS compliance status] | Compliant |
| MSL Rating | [DATA_NEEDED: moisture sensitivity level] | β |
| Program Memory Type | β | ISP FLASH with read-while-write |
| Supply Voltage | β | 5 V |
| Number of I/O | β | 54 |
| General Purpose Working Registers | β | 32 x 8-bit |
| 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] |