ATMEGA6490A-AUR vs ATMEGA3290P-20AUR Comparison
Detailed side-by-side comparison of ATMEGA6490A-AUR by Microchip Technology and ATMEGA3290P-20AUR 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
ATMEGA6490A-AUR - 8-bit AVR MCU, 64KB Flash, LCD | Microchip
ATMEGA6490A-AUR ✓ ActiveMicrochip Technology
ATMEGA3290P-20AUR - AVR 8-Bit MCU 32KB 20MHz | Microchip
ATMEGA3290P-20AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA6490A-AUR | ATMEGA3290P-20AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.55 | $0.00 |
| Core | AVR 8-bit RISC | — |
| Core Size | 8-bit | — |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| Flash Memory | 64 KB (32K x 16) ISP, read-while-write | — |
| EEPROM | 2 KB | 1 KB |
| SRAM | 4 KB | 2 KB |
| Instructions | 130, most single-cycle | — |
| General Purpose Working Registers | 32 | — |
| General Purpose I/O Lines | 54 / 69 | — |
| LCD Controller | On-chip, with internal contrast control | Yes, on-chip segment LCD driver |
| Timers/Counters | 3 flexible timers | — |
| Debug/Programming Interface | JTAG (boundary-scan, on-chip debug and programming) | — |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (industrial) |
| Supply Voltage | [DATA_NEEDED: operating voltage range] | — |
| Package | 100-TQFP (14x14 mm) | 100-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Series | AVR ATmega | — |
| Core Architecture | — | AVR 8-bit RISC CMOS |
| Program Memory (Flash) | — | 32 KB (16K x 16) ISP, read-while-write |
| Peak Performance | — | 20 MIPS (approx. 1 MIPS/MHz) |
| Instruction Set | — | 130 instructions, most single-cycle |
| General-Purpose I/O | — | 69 lines |
| Working Registers | — | 32 |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| Debug / Programming | — | JTAG on-chip debug, ICSP self-programming |
| Low-Power Technology | — | picoPower |
| Packing | — | Tape & Reel (R suffix) |
| RoHS Status | — | Green / RoHS compliant per distributor data |