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