ATMEGA325-16MUR vs ATMEGA325A-MNR Comparison

Detailed side-by-side comparison of ATMEGA325-16MUR by Microchip Technology and ATMEGA325A-MNR 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
ATMEGA325-16MUR ATMEGA325-16MUR - 8-bit AVR MCU 32KB 16MHz QFN-64 | Microchip

ATMEGA325-16MUR - 8-bit AVR MCU 32KB 16MHz QFN-64 | Microchip

ATMEGA325-16MUR ✓ Active
Microchip Technology
ATMEGA325A-MNR ATMEGA325A-MNR - 8-bit AVR MCU 20MHz 32KB Flash 64-QFN | Microchip

ATMEGA325A-MNR - 8-bit AVR MCU 20MHz 32KB Flash 64-QFN | Microchip

ATMEGA325A-MNR ✓ Active

Specification Comparison

Parameter ATMEGA325-16MUR ATMEGA325A-MNR
Brand Microchip Technology Microchip Technology
Category Microcontrollers Microcontrollers
Lifecycle Status Active Active
Core Processor AVR AVR
Core Size 8-Bit 8-Bit
Speed 16 MHz 20 MHz
Program Memory Size 32KB (16K x 16) —
Program Memory Type FLASH (ISP) —
EEPROM Size 1KB —
RAM Size 2KB —
Supply Voltage Range 4.5 V to 5.5 V —
Number of I/O 54 54
Connectivity SPI, UART/USART, USI —
Peripherals Brown-out Detect/Reset, POR, PWM, WDT —
Instructions 131 powerful instructions, mostly single-cycle —
Package 64-QFN (9x9 mm) with exposed pad 64-QFN (9x9 mm), Exposed Pad
Mounting Type Surface Mount Surface Mount
Life Cycle Stage ACTIVE —
Operating Temperature [DATA_NEEDED: operating temperature range] -40C to +105C
RoHS Status [DATA_NEEDED: RoHS status] Compliant (per distributor listings)
Flash Memory — 32 KB (16K x 16)
SRAM — 2 KB
EEPROM — 1 KB
Architecture — Harvard, RISC
Working Registers — 32 x 8-bit general purpose
Debug Interface — JTAG (on-chip debug and boundary scan)
Programmability — ISP (In-System Programmable), read-while-write
Operating Voltage Range — [DATA_NEEDED: Operating Voltage Range]
Data Converters — [DATA_NEEDED: ADC resolution and channels]
Communication Interfaces — [DATA_NEEDED: USART/SPI/TWI details]
Packaging — Tape & Reel (R suffix)

Datasheets & Resources

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