ATMEGA325-16MI vs ATMEGA325A-MN Comparison
Detailed side-by-side comparison of ATMEGA325-16MI by Microchip Technology and ATMEGA325A-MN 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
ATMEGA325-16MI - AVR 8-Bit MCU 16MHz 32KB Flash | Microchip
ATMEGA325-16MI ✓ ActiveMicrochip Technology
ATMEGA325A-MN - 8-bit AVR MCU 32KB Flash 20MHz QFN-64 | Microchip
ATMEGA325A-MN ✓ ActiveSpecification Comparison
| Parameter | ATMEGA325-16MI | ATMEGA325A-MN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Max Clock Frequency | 16 MHz | — |
| Program Memory (Flash) | 32 KB (16K x 16) | — |
| EEPROM | 1 KB | — |
| SRAM | 2 KB | — |
| Operating Voltage Range | 2.7 V to 5.5 V | — |
| Number of I/O | 54 programmable I/O lines | 54 |
| Instructions | 130 powerful instructions, most single-cycle | — |
| Timers/Counters | Two 8-bit and two 16-bit | — |
| ADC | 10-bit | — |
| Serial Interfaces | USART, SPI, TWI (I2C-compatible) | — |
| Package | 64-QFN / MLF (9x9 mm) with exposed pad | — |
| Mounting Type | Surface Mount | — |
| Operating Temperature | -40C to +85C (industrial) | -40C to +105C |
| ISP (In-System Programmable) | Yes | — |
| JTAG / Debug | JTAG boundary scan and on-chip debug | — |
| RoHS Status | Compliant (Green per FindIC data) | — |
| Program Memory Size | — | 32 KB (16K x 16) Flash |
| Program Memory Type | — | ISP Flash (read-while-write) |
| SRAM Size | — | 2 KB (2K x 8) |
| EEPROM Size | — | 1 KB |
| Maximum Clock Speed | — | 20 MHz |
| General Purpose Working Registers | — | 32 |
| Instruction Set | — | 130 instructions, most single-cycle |
| Debug Interface | — | JTAG (boundary scan + on-chip debug) |
| Oscillator Type | — | Internal RC |
| Package / Case | — | 64-VFQFN Exposed Pad (9x9 mm) |
| Mounting Style | — | Surface Mount |
| Packaging | — | Tube |
| Supply Voltage | — | [DATA_NEEDED: supply voltage range] |