ATMEGA6450P-AU vs ATMEGA6490A-AUR Comparison
Detailed side-by-side comparison of ATMEGA6450P-AU by Microchip Technology and ATMEGA6490A-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
ATMEGA6450P-AU - 8-bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA6450P-AU ✓ ActiveMicrochip Technology
ATMEGA6490A-AUR - 8-bit AVR MCU, 64KB Flash, LCD | Microchip
ATMEGA6490A-AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA6450P-AU | ATMEGA6490A-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.90 | $6.55 |
| Core Architecture | 8-bit AVR RISC | — |
| Flash Memory | 64 KB (32K x 16) ISP Flash | 64 KB (32K x 16) ISP, read-while-write |
| EEPROM | 2 KB | 2 KB |
| SRAM | 4 KB | 4 KB |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| I/O Lines | 54/69 general purpose I/O | — |
| Working Registers | 32 general purpose | — |
| Instruction Set | 130 powerful instructions, most single-cycle | — |
| Debug/Programming Interface | JTAG (boundary-scan, on-chip debug/programming) | JTAG (boundary-scan, on-chip debug and programming) |
| Flash Read-While-Write | Yes | — |
| Low Power Technology | picoPower | — |
| Operating Voltage Range | [DATA_NEEDED: operating voltage range] | — |
| Package | 100-TQFP (14x14 mm) | 100-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Number of Pins | 100 | — |
| Timers/Counters | Three flexible timer/counters with compare modes | 3 flexible timers |
| RoHS Status | Compliant | — |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +85C (Industrial) |
| Core | — | AVR 8-bit RISC |
| Core Size | — | 8-bit |
| 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 |
| Supply Voltage | — | [DATA_NEEDED: operating voltage range] |
| Series | — | AVR ATmega |