ATMEGA4809-AF vs ATMEGA1609-AFR Comparison
Detailed side-by-side comparison of ATMEGA4809-AF by Microchip Technology and ATMEGA1609-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-AF - 8-bit AVR MCU 20MHz 48KB Flash | Microchip
ATMEGA4809-AF β ActiveMicrochip Technology
ATMEGA1609-AFR - 8-bit AVR MCU 20MHz 16KB Flash TQFP-48 | Microchip
ATMEGA1609-AFR β ActiveSpecification Comparison
| Parameter | ATMEGA4809-AF | ATMEGA1609-AFR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.92 | $1.87 |
| 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 | 2 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 | β |
| 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) | -40C to +125C (automotive grade) |
| Functional Safety Support | FuSa package support | β |
| Mounting Type | Surface Mount | Surface Mount |
| Core Processor | β | AVR (8-bit RISC with hardware multiplier) |
| Core Size | β | 8-bit |
| Maximum Clock Frequency | β | 20 MHz |
| Flash Program Memory | β | 16 KB (16K x 8 / 8192 words) |
| Supply Voltage Range | β | 1.8 V to 5.5 V (nominal 3 V) |
| Maximum Supply Current | β | 8.5 mA |
| Number of I/O | β | 41 |
| Peripherals | β | ADC, Core Independent Peripherals (CIPs) |
| Packaging | β | Tape & Reel (TR) |
| Product Status | β | Active |
| Series | β | megaAVR 0, Functional Safety (FuSa) |
| Connectivity | β | I2C, SPI, UART/USART (megaAVR 0-series standard set) |