ATMEGA323-8AC vs ATMEGA32-16AUR Comparison

Detailed side-by-side comparison of ATMEGA323-8AC by Microchip Technology and ATMEGA32-16AUR 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
ATMEGA323-8AC ATMEGA323-8AC - 8MHz AVR MCU 32KB Flash TQFP-44 | Microchip

ATMEGA323-8AC - 8MHz AVR MCU 32KB Flash TQFP-44 | Microchip

ATMEGA323-8AC Obsolete
Microchip Technology
ATMEGA32-16AUR ATMEGA32-16AUR - 8-Bit AVR MCU 32KB Flash 16MHz | Microchip

ATMEGA32-16AUR - 8-Bit AVR MCU 32KB Flash 16MHz | Microchip

ATMEGA32-16AUR βœ“ Active

Specification Comparison

Parameter ATMEGA323-8AC ATMEGA32-16AUR
Brand Microchip Technology Microchip Technology
Category Microcontrollers Microcontrollers
Lifecycle Status Obsolete Active
Stock Status In Stock In Stock
Unit Price (USD) $4.10 $3.41
Core Architecture AVR 8-bit RISC 8-bit AVR RISC
Instruction Count 131 instructions β€”
Flash Program Memory 32KB (16K x 16), in-system programmable β€”
SRAM 2KB (2K x 8) 2 KB
EEPROM 1KB (1K x 8) 1 KB
Maximum Clock Frequency 8 MHz 16 MHz
Throughput up to 8 MIPS at 8 MHz (approx. 1 MIPS per MHz) 16 MIPS at 16 MHz
General Purpose Registers 8 x 8-bit β€”
Communication Interfaces I2C, SPI, UART/USART β€”
Operating Temperature [DATA_NEEDED: operating temperature range] -40C to +85C (industrial)
Supply Voltage [DATA_NEEDED: supply voltage range] β€”
Package 44-TQFP (10x10 mm) 44-TQFP (10x10 mm, 0.80 mm pitch)
Mounting Type Surface Mount Surface Mount
Timers [DATA_NEEDED: timer count and resolution] 2 x 8-bit, 1 x 16-bit
ADC Channels [DATA_NEEDED: ADC channel count and resolution] β€”
RoHS Status [DATA_NEEDED: RoHS compliance status] Compliant
Operation Mode Fully static β€”
Program Memory Size β€” 32 KB (16K x 16) Flash
Program Memory Type β€” In-System Programmable Flash
Supply Voltage Range β€” 4.5 V to 5.5 V
General Purpose I/O Lines β€” 54/69
General Purpose Working Registers β€” 32
ADC β€” 8-channel, 10-bit
PWM Channels β€” 4
Serial Interfaces β€” USART, SPI, TWI (I2C)
Debug Interface β€” JTAG (boundary scan + on-chip debug)
Instruction Set β€” 131 powerful instructions, most single-clock cycle

Datasheets & Resources

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