ATMEGA325A-AN vs ATMEGA325-16AU Comparison

Detailed side-by-side comparison of ATMEGA325A-AN 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-AN ATMEGA325A-AN - 8-bit AVR MCU 32KB 20MHz | Microchip

ATMEGA325A-AN - 8-bit AVR MCU 32KB 20MHz | Microchip

ATMEGA325A-AN ✓ 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-AN ATMEGA325-16AU
Brand Microchip Technology Microchip Technology
Category Microcontrollers Microcontrollers
Lifecycle Status Active Active
Core Architecture AVR 8-bit RISC 8-bit AVR RISC
Program Memory Size 32 KB (16K x 16) Flash 32KB (16K x 16) FLASH
Program Memory Type ISP FLASH with read-while-write —
SRAM Size 2 KB (2K x 8) 2KB
EEPROM Size 1 KB 1KB
Maximum Clock Frequency 20 MHz 16 MHz
Supply Voltage 5 V —
Number of I/O 54 —
General Purpose Working Registers 32 x 8-bit —
Instruction Set 130 instructions, mostly single-cycle 131 instructions, mostly single-cycle
Oscillator Type Internal —
Package / Case 64-TQFP (14x14 mm) —
Mounting Type Surface Mount Surface Mount
Operating Temperature -40C to +105C -40C to +85C
Packaging Tube —
RoHS Status Compliant [DATA_NEEDED: RoHS compliance status]
Lead Free Yes —
MSL Level [DATA_NEEDED: MSL rating] —
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)
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

Browse All Products Create BOM Request Quote