ATMEGA4809-AUR vs ATMEGA4809-AFR Comparison
Detailed side-by-side comparison of ATMEGA4809-AUR by Microchip Technology and ATMEGA4809-AFR 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
ATMEGA4809-AUR - 8-bit AVR 20MHz 48KB Flash MCU 48-TQFP
ATMEGA4809-AUR ✓ ActiveMicrochip Technology
ATMEGA4809-AFR - 8-bit AVR MCU 20MHz 48KB Flash TQFP-48 | Microchip
ATMEGA4809-AFR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA4809-AUR | ATMEGA4809-AFR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.74 | $1.36 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | 8-bit |
| Maximum CPU Clock | 20 MHz | — |
| Program Memory (Flash) | 48 KB (24K x 16) | — |
| SRAM | 6 KB | — |
| EEPROM | 256 Bytes | — |
| Operating Voltage Range | 1.8 V to 5.5 V | — |
| GPIO Count | Up to 41 (on 48-pin package) | — |
| ADC | 16-channel x 10-bit | — |
| Timers | 5 | — |
| Communication Interfaces | 4 USART, I2C, SPI | UART, SPI, I2C/TWI |
| Debug Interface | UPDI (single-wire) | — |
| Package | 48-TQFP (7x7 mm) | — |
| Mounting Type | Surface Mount | — |
| Operating Temperature Range | -40 C to +85 C (industrial) | — |
| RoHS Status | Compliant | Compliant |
| Core | — | AVR 8-bit |
| Series | — | megaAVR 0 |
| Maximum Clock Frequency | — | 20 MHz |
| Program Memory Size | — | 48 KB (48K x 8) Flash |
| SRAM Size | — | 6 KB |
| EEPROM Size | — | 256 B |
| Supply Voltage | — | 1.8 V to 5.5 V (3.3V/5V operation) |
| Data Bus Width | — | 8 bit |
| Programmability | — | UPDI (Unified Program and Debug Interface) |
| Peripheral Features | — | Core Independent Peripherals (CIP), 10-bit ADC, event system, Peripheral Touch Controller |
| Package / Case | — | TQFP-48 (7x7 mm) |
| Mounting Style | — | SMD/SMT |
| Operating Temperature | — | -40C to +105C |
| Packaging | — | Tape & Reel (R suffix) |
| Functional Safety | — | FuSa variant per DigiKey listing |
| Moisture Sensitivity Level | — | [DATA_NEEDED: MSL level] |
| Thermal Resistance (theta_JA) | — | [DATA_NEEDED: theta_JA] |