ATMEGA3290A-AU vs ATMEGA3250PA-AUR Comparison
Detailed side-by-side comparison of ATMEGA3290A-AU 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
ATMEGA3290A-AU - 8-bit AVR MCU 32KB Flash LCD | Microchip
ATMEGA3290A-AU β ActiveMicrochip Technology
ATMEGA3250PA-AUR - 8-bit AVR MCU 32KB Flash 20MHz | Microchip
ATMEGA3250PA-AUR β ActiveSpecification Comparison
| Parameter | ATMEGA3290A-AU | ATMEGA3250PA-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.85 | $2.98 |
| Core Processor | AVR | AVR |
| Core Size | 8-Bit | 8-bit |
| Speed | 20 MHz | 20 MHz |
| Program Memory Size | 32KB (16K x 16) FLASH | β |
| RAM Size | 2K x 8 SRAM | β |
| EEPROM Size | 1KB | β |
| Number of I/O | 69 | 69 |
| Working Registers | 32 general purpose | β |
| Instructions | 130 powerful instructions, most single-cycle | 131 (mostly single-cycle) |
| LCD Controller | On-chip, up to 4 x 40 segments, internal contrast control | β |
| Timers | Two 8-bit with prescaler/compare, one 16-bit | β |
| Debug/Programming Interface | JTAG (boundary-scan, on-chip debug and programming) | β |
| Oscillator Type | Internal | β |
| Package / Case | 100-TQFP (14x14 mm) | β |
| Operating Temperature | Industrial range | -40C to +85C |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) |
| Operating Supply Voltage | [DATA_NEEDED: operating supply voltage range] | β |
| Flash Memory | β | 32 KB (16K x 16) |
| SRAM | β | 2 KB |
| EEPROM | β | 1 KB |
| General Purpose Working Registers | β | 32 |
| Supply Voltage Range | β | 1.8 V to 5.5 V |
| Package | β | 100-TQFP (14x14 mm) |
| Debug / Programming | β | JTAG, ICSP (In-Circuit Serial Programming) |
| Low Power Technology | β | picoPower |
| Connectivity | β | USART, SPI, I2C (Two-Wire Interface) |
| RoHS Status | β | Compliant (Green) |