ATMEGA3290PA-AUR vs ATMEGA3290PA-AU Comparison
Detailed side-by-side comparison of ATMEGA3290PA-AUR by Microchip Technology and ATMEGA3290PA-AU 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 ✓ ActiveMicrochip Technology
ATMEGA3290PA-AU - 8-Bit AVR MCU, 32KB Flash, 20MHz | Microchip
ATMEGA3290PA-AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA3290PA-AUR | ATMEGA3290PA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | AVR | — |
| Core Size | 8-Bit | 8-Bit |
| Program Memory Type | FLASH | — |
| Program Memory Size | 32KB (16K x 16) | — |
| RAM Size | 2KB | — |
| EEPROM Size | 1KB | — |
| Maximum Clock Frequency | 20 MHz | — |
| Supply Voltage Range | 4.5 V to 5.5 V | 1.8 V to 5.5 V |
| Instruction Set | 131 powerful instructions, most single-clock cycle | 131 Powerful Instructions, Most Single-Cycle |
| LCD Driver | 4 x 40 Segment LCD Driver | — |
| Timers | Two 8-bit timer/counters with separate prescaler and compare mode; one 16-bit timer/counter | — |
| Package | TQFP-100 (14x14 mm), 0.8 mm pitch | 100-TQFP (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (Industrial) | — |
| Programming Method | In-System Programmable (ISP), self-programming Flash | — |
| Power Modes | Idle, Power-save, Power-down, Standby, Extended Standby (picoPower) | — |
| RoHS Status | Green / Compliant (per FindIC listing) | — |
| Core Architecture | — | AVR 8-bit RISC |
| Max Clock Frequency | — | 20 MHz |
| Flash Memory | — | 32 KB (16K x 16) |
| SRAM | — | 2 KB |
| EEPROM | — | 1 KB |
| Number of I/O Lines | — | 69 |
| General Purpose Working Registers | — | 32 |
| LCD Controller | — | On-chip segment LCD with internal contrast control |
| Debug/Programming Interface | — | JTAG (boundary-scan, on-chip debug, programming) |
| Flash Programming | — | In-System Programmable (ISP), read-while-write |
| Low Power Technology | — | picoPower |
| Temperature Range | — | Industrial |
| RoHS / Green Status | — | Green (RoHS compliant per distributor listing) |