ATMEGA4809-AF vs ATMEGA809-AF Comparison
Detailed side-by-side comparison of ATMEGA4809-AF by Microchip Technology and ATMEGA809-AF 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
ATMEGA809-AF - 8-bit AVR MCU 20MHz 8KB Flash 48-TQFP | Microchip
ATMEGA809-AF β ActiveSpecification Comparison
| Parameter | ATMEGA4809-AF | ATMEGA809-AF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.92 | $0.00 |
| Core | 8-bit AVR RISC with hardware multiplier | β |
| Core Speed | 20 MHz max | β |
| Flash Memory | 48 KB (24K x 16) | 8 KB (8K x 8) |
| SRAM | 6 KB | 1 KB |
| EEPROM | 256 bytes | 256 bytes |
| 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 | β |
| 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) | 48-TQFP (7x7 mm) |
| Operating Temperature | -40C to +105C (industrial) | [DATA_NEEDED: operating temperature range] |
| Functional Safety Support | FuSa package support | β |
| Mounting Type | Surface Mount | Surface Mount |
| Core Processor | β | AVR (8-bit, hardware multiplier) |
| Core Size | β | 8-bit |
| Maximum Clock Frequency | β | 20 MHz |
| Supply Voltage Range | β | 1.8 V to 5.5 V |
| Number of I/O | β | [DATA_NEEDED: GPIO count] |
| Series | β | megaAVR 0 (Functional Safety / FuSa supported) |
| Programming Interface | β | UPDI |
| Peripherals | β | Event System, PTC (capacitive touch), CRC-SCAN, WDT |
| Communication Interfaces | β | USART, SPI, TWI (I2C) |
| RoHS Status | β | Compliant |