ATMEGA3290P-20AU vs ATMEGA3250PA-AUR Comparison
Detailed side-by-side comparison of ATMEGA3290P-20AU by Microchip Technology and ATMEGA3250PA-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 β ActiveMicrochip Technology
ATMEGA3250PA-AUR - 8-bit AVR MCU 32KB Flash 20MHz | Microchip
ATMEGA3250PA-AUR β ActiveSpecification Comparison
| Parameter | ATMEGA3290P-20AU | ATMEGA3250PA-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.62 | $2.98 |
| Core Processor | AVR | AVR |
| Core Size | 8-Bit | 8-bit |
| Speed | 20 MHz | 20 MHz |
| Flash Memory | 32 KB (16K x 16) | 32 KB (16K x 16) |
| SRAM | 2 KB | 2 KB |
| EEPROM | 1 KB | 1 KB |
| General Purpose I/O | 69 | β |
| Working Registers | 32 | β |
| Instruction Set | 131 powerful instructions | β |
| Supply Voltage | 4.5 V to 5.5 V | β |
| Package | 100-TQFP (14x14 mm, 0.8 mm pitch) | 100-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C |
| Low Power Technology | picoPower | picoPower |
| Programming / Debug | ICSP, debugWIRE (via MPLAB SNAP) | β |
| LCD Controller | Yes (segment LCD drive) | β |
| Lifecycle Status | ACTIVE | β |
| Number of I/O | β | 69 |
| General Purpose Working Registers | β | 32 |
| Instructions | β | 131 (mostly single-cycle) |
| Supply Voltage Range | β | 1.8 V to 5.5 V |
| Debug / Programming | β | JTAG, ICSP (In-Circuit Serial Programming) |
| Connectivity | β | USART, SPI, I2C (Two-Wire Interface) |
| Packaging | β | Tape & Reel (TR) |
| RoHS Status | β | Compliant (Green) |