ATMEGA3290A-AU vs ATMEGA3250P-20AU Comparison
Detailed side-by-side comparison of ATMEGA3290A-AU by Microchip Technology and ATMEGA3250P-20AU 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
ATMEGA3250P-20AU - AVR 8-bit MCU 20MHz 32KB TQFP-100 | Microchip
ATMEGA3250P-20AU β ActiveSpecification Comparison
| Parameter | ATMEGA3290A-AU | ATMEGA3250P-20AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.85 | $1.80 |
| 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 | 2 KB |
| EEPROM Size | 1KB | 1 KB |
| Number of I/O | 69 | 69 |
| Working Registers | 32 general purpose | β |
| Instructions | 130 powerful instructions, most single-cycle | β |
| 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) | β |
| Operating Supply Voltage | [DATA_NEEDED: operating supply voltage range] | β |
| Flash Memory Size | β | 32 KB (16K x 16) |
| SRAM Size | β | 2 KB |
| Supply Voltage Range | β | 4.5 V to 5.5 V |
| Peripherals | β | Brown-out Detect/Reset, POR, PWM, WDT |
| Connectivity | β | SPI, UART/USART, JTAG |
| ADC Resolution | β | 10-bit |
| Package | β | 100-TQFP (14x14 mm), 0.8 mm pitch |
| Program Memory Type | β | FLASH |
| Lifecycle Status | β | ACTIVE |