ATMEGA325A-ANR vs ATMEGA325-16AU Comparison

Detailed side-by-side comparison of ATMEGA325A-ANR by Microchip Technology and ATMEGA325-16AU 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-ANR ATMEGA325A-ANR - 8-bit AVR MCU 32KB 20MHz TQFP-64 | Microchip

ATMEGA325A-ANR - 8-bit AVR MCU 32KB 20MHz TQFP-64 | Microchip

ATMEGA325A-ANR ✓ Active
Microchip Technology
ATMEGA325-16AU ATMEGA325-16AU - 32KB Flash 16MHz AVR 8-Bit MCU | Microchip

ATMEGA325-16AU - 32KB Flash 16MHz AVR 8-Bit MCU | Microchip

ATMEGA325-16AU ✓ Active

Specification Comparison

Parameter ATMEGA325A-ANR ATMEGA325-16AU
Brand Microchip Technology Microchip Technology
Category Microcontrollers Microcontrollers
Lifecycle Status Active Active
Core Processor AVR —
Core Size 8-Bit —
Speed 20 MHz —
Program Memory Size 32KB (16K x 16) Flash 32KB (16K x 16) FLASH
Program Memory Type ISP FLASH —
RAM Size 2K x 8 —
EEPROM Size 1KB 1KB
Number of I/O 54 —
Oscillator Type Internal —
Operating Temperature -40C to +105C -40C to +85C
Package / Case 64-TQFP (14x14 mm) —
Mounting Type Surface Mount Surface Mount
Architecture AVR Advanced RISC, 130 instructions —
Working Registers 32 x 8-bit general purpose —
Debug / Scan JTAG —
Operating Voltage Range [DATA_NEEDED: operating voltage range] —
Data Converters [DATA_NEEDED: ADC channel count and resolution] —
RoHS Status Compliant (Green, per FindIC listing) [DATA_NEEDED: RoHS compliance status]
Core Architecture — 8-bit AVR RISC
SRAM Size — 2KB
Maximum Clock Frequency — 16 MHz
Supply Voltage Range — 4.5 V to 5.5 V
Number of I/O Pins — 54
Package — 64-TQFP (14 x 14 mm, 0.8 mm pitch)
Instruction Set — 131 instructions, mostly single-cycle
Peripherals — 10-bit ADC, UART, SPI, Watchdog Timer, Timers
In-System Programming — Yes (ISP FLASH)
Life Cycle Stage — ACTIVE
MSL Rating — [DATA_NEEDED: moisture sensitivity level]

Datasheets & Resources

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