ATMEGA4809-AF vs ATMEGA3209-AFR 对比
详细并排对比 ATMEGA4809-AF 出自 Microchip Technology 和 ATMEGA3209-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
ATMEGA3209-AFR - 8-bit AVR 20MHz 32KB Flash MCU | Microchip
ATMEGA3209-AFR ✓ 量产中规格对比
| 参数 | ATMEGA4809-AF | ATMEGA3209-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 | $1.71 |
| Core | 8-bit AVR RISC with hardware multiplier | — |
| Core Speed | 20 MHz max | — |
| Flash Memory | 48 KB (24K x 16) | — |
| SRAM | 6 KB | 4 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), 0.5 mm pitch |
| 工作温度 | -40C to +105C (industrial) | -40C to +125C (industrial) |
| Functional Safety Support | FuSa package support | — |
| 安装类型 | Surface Mount | Surface Mount |
| Core Processor | — | AVR |
| Core Size | — | 8-bit |
| Core Series | — | megaAVR 0 |
| Maximum CPU Clock | — | 20 MHz |
| Program Memory (Flash) | — | 32 KB (16K x 16) |
| Supply Voltage (VDD) | — | 1.8 V to 5.5 V |
| I/O Pins | — | [DATA_NEEDED: I/O pin count] |
| Connectivity | — | I2C, SPI, UART/USART |
| Peripherals | — | Brown-out Detect, Watchdog, CIPs, Event System |
| ADC | — | [DATA_NEEDED: ADC resolution and channel count] |
| Programming Interface | — | UPDI (single-wire) |
| Functional Safety | — | FuSa / IEC 60730 Class B documented |
| MSL 等级 | — | 3 |
| RoHS 状态 | — | Compliant |