ATMEGA4809-AF vs ATMEGA4808-MUR Comparison
Detailed side-by-side comparison of ATMEGA4809-AF by Microchip Technology and ATMEGA4808-MUR 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-AF - 8-bit AVR MCU 20MHz 48KB Flash | Microchip
ATMEGA4809-AF β ActiveMicrochip Technology
ATMEGA4808-MUR - 8-Bit AVR MCU 20MHz 48KB Flash QFN-32 | Microchip
ATMEGA4808-MUR β ActiveSpecification Comparison
| Parameter | ATMEGA4809-AF | ATMEGA4808-MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.92 | $1.22 |
| Core | 8-bit AVR RISC with hardware multiplier | β |
| Core Speed | 20 MHz max | β |
| Flash Memory | 48 KB (24K x 16) | β |
| SRAM | 6 KB | β |
| EEPROM | 256 bytes | β |
| Operating Voltage Range | 1.8 V to 5.5 V | β |
| Supply Voltage (typical) | 3.3 V / 5 V | β |
| Number of I/Os | 43 programmable I/O pins | β |
| ADC Resolution | 10-bit | 10-bit |
| ADC Channels | 16 single-ended | 12 |
| UART Interfaces | 3 (USART) | β |
| SPI Interfaces | 2 | β |
| I2C Interfaces | 2 (TWI) | β |
| Timers | TCA x2, TCB x4, TCD x1 | β |
| Core Independent Peripherals (CIP) | Yes (CCL, event system, WDT, BOD) | β |
| Programming/Debug Interface | UPDI (single-wire) | β |
| Package | 48-TQFP (7x7 mm) | 32-VQFN (5x5 mm) exposed pad / 32-VFQFN |
| Operating Temperature | -40C to +105C (industrial) | β |
| Functional Safety Support | FuSa package support | β |
| Mounting Type | Surface Mount | Surface Mount |
| Core Processor | β | AVR 8-bit (megaAVR 0-series) |
| Core Size | β | 8-Bit |
| Speed | β | 20 MHz |
| Flash Memory Size | β | 48 KB (24K x 16) |
| SRAM Size | β | 6 KB (6K x 8) |
| EEPROM Size | β | 256 bytes |
| Supply Voltage Range | β | 1.8 V to 5.5 V |
| Oscillator Type | β | Internal |
| Series | β | megaAVR 0, Functional Safety (FuSa) |
| Peripherals | β | Brown-out Detect/Reset, POR, PWM, WDT |
| Connectivity | β | I2C (TWI), SPI, USART |
| Pin Count | β | 32 |
| RoHS Status | β | Compliant |