ATMEGA325-16AUR vs ATMEGA329-16AUR Comparison
Detailed side-by-side comparison of ATMEGA325-16AUR by Microchip Technology and ATMEGA329-16AUR 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
ATMEGA325-16AUR - AVR 8-Bit MCU 32KB 16MHz TQFP-64 | Microchip
ATMEGA325-16AUR β ActiveMicrochip Technology
ATMEGA329-16AUR - AVR 8-bit MCU 16MHz 32KB LCD | Microchip
ATMEGA329-16AUR β ActiveSpecification Comparison
| Parameter | ATMEGA325-16AUR | ATMEGA329-16AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.80 | $2.15 |
| Core Architecture | AVR 8-bit RISC | β |
| Flash Memory | 32KB (16K x 16) | β |
| EEPROM | 1KB | β |
| SRAM | 2KB | β |
| Maximum Clock Frequency | 16MHz | β |
| Supply Voltage | 5V | β |
| ADC | Yes, integrated | 8-channel 10-bit |
| Package | 64-TQFP (14 x 14 mm) | 64-TQFP (14x14 mm, 0.8 mm pitch) |
| Number of Terminals | 64 | β |
| Terminal Form | Gull Wing | β |
| Package Shape | Square | β |
| Temperature Grade | Industrial | β |
| Operating Temperature | -40C to +85C | -40C to +85C (industrial, per ATMEGA329-16AI grade family) |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape and Reel (R suffix) | Tape & Reel (R suffix) |
| Product Series | AVR ATmega | β |
| RoHS Status | Compliant (RoHS R suffix per Microchip part numbering) | Compliant |
| Core Processor | β | AVR 8-bit RISC |
| Core Size | β | 8-bit |
| Speed | β | 16 MHz |
| Program Memory Size | β | 32 KB (16K x 16) FLASH |
| EEPROM Size | β | 1 KB |
| RAM Size | β | 2 KB SRAM |
| Supply Voltage Range | β | 4.5 V to 5.5 V |
| Number of I/O | β | 54 general purpose I/O lines |
| LCD Controller | β | Integrated segment LCD driver |
| JTAG | β | Yes (IEEE 1149.1 boundary scan / on-chip debug) |
| Instructions | β | 131 powerful instructions, most single-cycle |
| Life Cycle Stage | β | ACTIVE |