ATMEGA6450A-AU vs ATMEGA3290A-AU Comparison
Detailed side-by-side comparison of ATMEGA6450A-AU by Microchip Technology and ATMEGA3290A-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
ATMEGA6450A-AU - 8-bit AVR MCU 64KB 20MHz TQFP-100 | Microchip
ATMEGA6450A-AU ✓ ActiveMicrochip Technology
ATMEGA3290A-AU - 8-bit AVR MCU 32KB Flash LCD | Microchip
ATMEGA3290A-AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA6450A-AU | ATMEGA3290A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.95 | $3.85 |
| Core Architecture | 8-bit AVR RISC, 130 instructions | — |
| Maximum Clock Frequency | 20 MHz | — |
| Peak Throughput | 20 MIPS (at 20 MHz) | — |
| Flash Memory | 64 KB (32K x 16), ISP, read-while-write | — |
| EEPROM | 2 KB | — |
| SRAM | 4 KB | — |
| General Purpose I/O | 54 / 69 lines | — |
| Working Registers | 32 x 8-bit | 32 general purpose |
| Supply Voltage | 2.5 V / 3.3 V / 5 V operating points | — |
| Package | 100-TQFP (14x14 mm) | — |
| Mounting Type | Surface Mount | Surface Mount |
| Debug / Programming | JTAG (boundary-scan, on-chip debug), ICSP | — |
| Timers | Three flexible timer/counters with compare modes | Two 8-bit with prescaler/compare, one 16-bit |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | Industrial range |
| ADC | [DATA_NEEDED: ADC resolution and channels] | — |
| Series | AVR ATmega, Industrial grade (IND) | — |
| Moisture Sensitivity Level | [DATA_NEEDED: MSL level] | — |
| Core Processor | — | AVR |
| Core Size | — | 8-Bit |
| Speed | — | 20 MHz |
| Program Memory Size | — | 32KB (16K x 16) FLASH |
| RAM Size | — | 2K x 8 SRAM |
| EEPROM Size | — | 1KB |
| Number of I/O | — | 69 |
| Instructions | — | 130 powerful instructions, most single-cycle |
| LCD Controller | — | On-chip, up to 4 x 40 segments, internal contrast control |
| Debug/Programming Interface | — | JTAG (boundary-scan, on-chip debug and programming) |
| Oscillator Type | — | Internal |
| Package / Case | — | 100-TQFP (14x14 mm) |
| Packaging | — | Tape & Reel (TR) |
| Operating Supply Voltage | — | [DATA_NEEDED: operating supply voltage range] |