ATMEGA6450-16AUR vs ATMEGA6490-16AI Comparison
Detailed side-by-side comparison of ATMEGA6450-16AUR by Microchip Technology and ATMEGA6490-16AI 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
ATMEGA6450-16AUR - 8-Bit AVR MCU 64KB Flash 16MHz | Microchip
ATMEGA6450-16AUR ✓ ActiveMicrochip Technology
ATMEGA6490-16AI - 64KB Flash 16MHz AVR LCD MCU | Microchip
ATMEGA6490-16AI ✓ ActiveSpecification Comparison
| Parameter | ATMEGA6450-16AUR | ATMEGA6490-16AI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.66 | $4.85 |
| Core Architecture | AVR 8-bit RISC | — |
| Program Memory (Flash) | 64 KB (32K x 16), ISP | — |
| SRAM | 4 KB | — |
| EEPROM | 2 KB | — |
| Maximum Clock Frequency | 16 MHz | — |
| Performance (MIPS) | 16 MIPS at 16 MHz | — |
| Instructions | 130 instructions, most single-cycle | — |
| Supply Voltage Range | 2.7 V to 5.5 V (16 MHz requires 4.5 V to 5.5 V) | — |
| ADC | 8-channel 10-bit | 8-channel 10-bit |
| Debug Interface | JTAG (on-chip debug and boundary scan) | — |
| Programmable I/O | 68 lines | — |
| Package | 100-TQFP (14 x 14 mm) | — |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C | -40C to +85C |
| Data Bus Width | 8 Bit | — |
| Lifecycle Status | Active | — |
| RoHS Status | Compliant (green package, 'U' suffix) | [DATA_NEEDED: RoHS status] |
| Core Processor | — | AVR |
| Core Size | — | 8-Bit |
| Speed | — | 16 MHz |
| Program Flash Memory | — | 64 KB (32K x 16) |
| EEPROM Size | — | 2 KB |
| RAM Size | — | 4 KB |
| Number of I/O | — | 69 |
| LCD Driver | — | Yes, segment LCD (up to 4x40 segments) |
| Connectivity | — | USART, SPI, TWI (I2C) |
| Peripherals | — | Brown-out Detect/Reset, POR, PWM, WDT, LCD, JTAG |
| Oscillator Type | — | Internal |
| Voltage - Supply (VCC/VDD) | — | [DATA_NEEDED: supply voltage range] |
| Package / Case | — | 100-TQFP (14x14 mm) |
| Technology | — | picoPower |