ATMEGA3290P-20AU vs ATMEGA3250PA-AU Comparison
Detailed side-by-side comparison of ATMEGA3290P-20AU by Microchip Technology and ATMEGA3250PA-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
ATMEGA3290P-20AU - AVR 8-Bit MCU 20MHz 32KB Flash TQFP-100 | Microchip
ATMEGA3290P-20AU β ActiveMicrochip Technology
ATMEGA3250PA-AU - 8-bit AVR MCU 32KB 20MHz TQFP-100 | Microchip
ATMEGA3250PA-AU β ActiveSpecification Comparison
| Parameter | ATMEGA3290P-20AU | ATMEGA3250PA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.62 | $4.43 |
| Core Processor | AVR | β |
| Core Size | 8-Bit | 8-Bit |
| Speed | 20 MHz | β |
| 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 | 69 lines |
| Working Registers | 32 | 32 x 8-bit |
| 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 (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface Mount (Gull Wing) |
| Operating Temperature | -40C to +85C (industrial) | β |
| Low Power Technology | picoPower | picoPower |
| Programming / Debug | ICSP, debugWIRE (via MPLAB SNAP) | β |
| LCD Controller | Yes (segment LCD drive) | β |
| Lifecycle Status | ACTIVE | β |
| Core Architecture | β | AVR 8-bit RISC |
| Max Clock Frequency | β | 20 MHz |
| Instructions | β | 131 instructions, most single-cycle |
| Throughput | β | Up to 16 MIPS at 16 MHz (fully static operation) |
| Connectivity | β | SPI, UART/USART, USI |
| Debug/Scan Interface | β | JTAG (boundary-scan, on-chip debug, programming) |
| Timers | β | Three timer/counters with compare modes |
| Flash Feature | β | In-System Programmable, read-while-write |
| Operating Temperature Range | β | Industrial (-40C to +85C) |
| Operating Voltage | β | [DATA_NEEDED: operating voltage range] |
| Internal Interrupts | β | Internal and external interrupt sources |
| RoHS Status | β | Green (RoHS compliant per FindIC listing) |