ATMEGA3290P-20AU vs ATMEGA325PA-AUR Comparison
Detailed side-by-side comparison of ATMEGA3290P-20AU by Microchip Technology and ATMEGA325PA-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
ATMEGA3290P-20AU - AVR 8-Bit MCU 20MHz 32KB Flash TQFP-100 | Microchip
ATMEGA3290P-20AU ✓ ActiveMicrochip Technology
ATMEGA325PA-AUR - 8-bit AVR MCU 32KB Flash 20MHz | Microchip
ATMEGA325PA-AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA3290P-20AU | ATMEGA325PA-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Speed | 20 MHz | — |
| Flash Memory | 32 KB (16K x 16) | — |
| SRAM | 2 KB | 2 KB |
| EEPROM | 1 KB | 1 KB |
| General Purpose I/O | 69 | — |
| Working Registers | 32 | — |
| Instruction Set | 131 powerful instructions | — |
| Supply Voltage | 4.5 V to 5.5 V | — |
| Package | 100-TQFP (14x14 mm, 0.8 mm pitch) | 64-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (industrial) | — |
| Low Power Technology | picoPower | picoPower |
| Programming / Debug | ICSP, debugWIRE (via MPLAB SNAP) | — |
| LCD Controller | Yes (segment LCD drive) | — |
| Lifecycle Status | ACTIVE | — |
| Core Architecture | — | 8-bit AVR RISC |
| Flash Program Memory | — | 32 KB (16K x 16) |
| Maximum Clock Frequency | — | 20 MHz |
| Maximum Throughput | — | 20 MIPS at 20 MHz |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| ADC Resolution | — | 10-bit |
| ADC Channels | — | 8-channel |
| Debug / Boundary Scan | — | JTAG interface for on-chip debug |
| I/O Ports | — | 32 I/O |
| Packaging | — | Tape & Reel (R suffix) |
| Temperature Grade | — | Industrial (IND) |
| Life Cycle Stage | — | Active |
| RoHS Status | — | Green / RoHS compliant |