ATMEGA329-16AUR vs ATMEGA325-16AUR Comparison
Detailed side-by-side comparison of ATMEGA329-16AUR by Microchip Technology and ATMEGA325-16AUR 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
ATMEGA329-16AUR - AVR 8-bit MCU 16MHz 32KB LCD | Microchip
ATMEGA329-16AUR ✓ ActiveMicrochip Technology
ATMEGA325-16AUR - AVR 8-Bit MCU 32KB 16MHz TQFP-64 | Microchip
ATMEGA325-16AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA329-16AUR | ATMEGA325-16AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | AVR 8-bit RISC | — |
| Core Size | 8-bit | — |
| Speed | 16 MHz | — |
| Program Memory Size | 32 KB (16K x 16) FLASH | — |
| EEPROM Size | 1 KB | — |
| RAM Size | 2 KB SRAM | — |
| Supply Voltage Range | 4.5 V to 5.5 V | — |
| Number of I/O | 54 general purpose I/O lines | — |
| LCD Controller | Integrated segment LCD driver | — |
| ADC | 8-channel 10-bit | Yes, integrated |
| JTAG | Yes (IEEE 1149.1 boundary scan / on-chip debug) | — |
| Instructions | 131 powerful instructions, most single-cycle | — |
| Package | 64-TQFP (14x14 mm, 0.8 mm pitch) | 64-TQFP (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (industrial, per ATMEGA329-16AI grade family) | -40C to +85C |
| Packaging | Tape & Reel (R suffix) | Tape and Reel (R suffix) |
| Life Cycle Stage | ACTIVE | — |
| RoHS Status | Compliant | Compliant (RoHS R suffix per Microchip part numbering) |
| Core Architecture | — | AVR 8-bit RISC |
| Flash Memory | — | 32KB (16K x 16) |
| EEPROM | — | 1KB |
| SRAM | — | 2KB |
| Maximum Clock Frequency | — | 16MHz |
| Supply Voltage | — | 5V |
| Number of Terminals | — | 64 |
| Terminal Form | — | Gull Wing |
| Package Shape | — | Square |
| Temperature Grade | — | Industrial |
| Product Series | — | AVR ATmega |