ATMEGA3290PA-AUR vs ATMEGA329-16AUR Comparison
Detailed side-by-side comparison of ATMEGA3290PA-AUR 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
ATMEGA3290PA-AUR - 8-Bit AVR MCU 32KB 20MHz TQFP-100 | Microchip
ATMEGA3290PA-AUR β ActiveMicrochip Technology
ATMEGA329-16AUR - AVR 8-bit MCU 16MHz 32KB LCD | Microchip
ATMEGA329-16AUR β ActiveSpecification Comparison
| Parameter | ATMEGA3290PA-AUR | ATMEGA329-16AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.95 | $2.15 |
| Core Processor | AVR | AVR 8-bit RISC |
| Core Size | 8-Bit | 8-bit |
| Program Memory Type | FLASH | β |
| Program Memory Size | 32KB (16K x 16) | 32 KB (16K x 16) FLASH |
| RAM Size | 2KB | 2 KB SRAM |
| EEPROM Size | 1KB | 1 KB |
| Maximum Clock Frequency | 20 MHz | β |
| Supply Voltage Range | 4.5 V to 5.5 V | 4.5 V to 5.5 V |
| Instruction Set | 131 powerful instructions, most single-clock cycle | β |
| LCD Driver | 4 x 40 Segment LCD Driver | β |
| Timers | Two 8-bit timer/counters with separate prescaler and compare mode; one 16-bit timer/counter | β |
| Package | TQFP-100 (14x14 mm), 0.8 mm pitch | 64-TQFP (14x14 mm, 0.8 mm pitch) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (industrial, per ATMEGA329-16AI grade family) |
| Programming Method | In-System Programmable (ISP), self-programming Flash | β |
| Power Modes | Idle, Power-save, Power-down, Standby, Extended Standby (picoPower) | β |
| RoHS Status | Green / Compliant (per FindIC listing) | Compliant |
| Speed | β | 16 MHz |
| Number of I/O | β | 54 general purpose I/O lines |
| LCD Controller | β | Integrated segment LCD driver |
| ADC | β | 8-channel 10-bit |
| JTAG | β | Yes (IEEE 1149.1 boundary scan / on-chip debug) |
| Instructions | β | 131 powerful instructions, most single-cycle |
| Packaging | β | Tape & Reel (R suffix) |
| Life Cycle Stage | β | ACTIVE |