ATMEGA324PA-PU vs ATMEGA1284-PU 对比
详细并排对比 ATMEGA324PA-PU 出自 Microchip Technology 和 ATMEGA1284-PU 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
ATMEGA1284-PU - 8-bit AVR MCU 128KB Flash 20MHz PDIP-40 | Microchip
ATMEGA1284-PU ✓ 量产中规格对比
| 参数 | ATMEGA324PA-PU | ATMEGA1284-PU |
|---|---|---|
| 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） | $3.55 | $6.21 |
| Core Architecture | 8-bit AVR RISC | AVR enhanced RISC, 8-bit |
| Flash Memory | 32 KB ISP Flash (read-while-write) | — |
| EEPROM | 1 KB | 4KB |
| SRAM | 2 KB | 16KB |
| Maximum Clock Speed | 20 MHz (up to 20 MIPS) | — |
| 电源电压 | 4.5 V to 5.5 V (per listed specifications) | — |
| General Purpose I/O | 32 I/O lines (4 x 8-bit ports) | — |
| Working Registers | 32 x 8-bit | — |
| Instructions | 131 powerful instructions, most single-cycle | 133 instructions, most single-cycle |
| Timers/Counters | 3 flexible timer/counters with compare modes and PWM | — |
| Serial Interfaces | 2 x USART, 1 x Two-Wire (I2C-compatible), 1 x SPI | SPI, 2-Wire (I2C), USART |
| ADC | 8-channel 10-bit ADC | 8-channel, 10-bit |
| Real-Time Counter | Yes, with separate oscillator | — |
| Hardware Multiplier | On-chip 2-cycle multiplier | — |
| 封装 | 40-pin PDIP (DIP-40), through-hole | 40-PDIP |
| 安装类型 | Through Hole | Through Hole |
| Low Power Technology | picoPower | — |
| Life Cycle Stage | Active | — |
| RoHS 状态 | [DATA_NEEDED: RoHS compliance] | [DATA_NEEDED: RoHS status] |
| Flash Program Memory | — | 128KB (64K x 16) |
| 最大时钟频率 | — | 20 MHz |
| Supply Voltage Range | — | 2.5V to 5.5V (speed-graded) |
| I/O Pins | — | 32 general purpose I/O lines |
| Timers | — | 2 x 8-bit, 1 x 16-bit |
| USART | — | 2 |
| JTAG | — | Yes (Port C, on-chip debug and boundary-scan) |
| 工作温度 | — | [DATA_NEEDED: operating temperature range] |