ATMEGA4809-AF vs ATMEGA1609-AFR 对比
详细并排对比 ATMEGA4809-AF 出自 Microchip Technology 和 ATMEGA1609-AFR 出自 Microchip Technology。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Microchip Technology
ATMEGA1609-AFR - 8-bit AVR MCU 20MHz 16KB Flash TQFP-48 | Microchip
ATMEGA1609-AFR ✓ 量产中规格对比
| 参数 | ATMEGA4809-AF | ATMEGA1609-AFR |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $1.92 | $1.87 |
| Core | 8-bit AVR RISC with hardware multiplier | — |
| Core Speed | 20 MHz max | — |
| Flash Memory | 48 KB (24K x 16) | — |
| SRAM | 6 KB | 2 KB |
| EEPROM | 256 bytes | 256 bytes |
| Operating Voltage Range | 1.8 V to 5.5 V | — |
| Supply Voltage (typical) | 3.3 V / 5 V | — |
| Number of I/Os | 43 programmable I/O pins | — |
| ADC Resolution | 10-bit | — |
| ADC Channels | 16 single-ended | — |
| UART Interfaces | 3 (USART) | — |
| SPI Interfaces | 2 | — |
| I2C Interfaces | 2 (TWI) | — |
| Timers | TCA x2, TCB x4, TCD x1 | — |
| Core Independent Peripherals (CIP) | Yes (CCL, event system, WDT, BOD) | — |
| Programming/Debug Interface | UPDI (single-wire) | — |
| 封装 | 48-TQFP (7x7 mm) | 48-TQFP (7x7 mm) |
| 工作温度 | -40C to +105C (industrial) | -40C to +125C (automotive grade) |
| Functional Safety Support | FuSa package support | — |
| 安装类型 | Surface Mount | Surface Mount |
| Core Processor | — | AVR (8-bit RISC with hardware multiplier) |
| Core Size | — | 8-bit |
| 最大时钟频率 | — | 20 MHz |
| Flash Program Memory | — | 16 KB (16K x 8 / 8192 words) |
| Supply Voltage Range | — | 1.8 V to 5.5 V (nominal 3 V) |
| Maximum Supply Current | — | 8.5 mA |
| Number of I/O | — | 41 |
| Peripherals | — | ADC, Core Independent Peripherals (CIPs) |
| Packaging | — | Tape & Reel (TR) |
| Product Status | — | Active |
| Series | — | megaAVR 0, Functional Safety (FuSa) |
| Connectivity | — | I2C, SPI, UART/USART (megaAVR 0-series standard set) |