ATMEGA324PA-CU vs ATMEGA324PA-MCHR 对比
详细并排对比 ATMEGA324PA-CU 出自 Microchip Technology 和 ATMEGA324PA-MCHR 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
ATMEGA324PA-CU - 8-bit AVR MCU 32KB Flash 20MHz VFBGA-49 | Microchip
ATMEGA324PA-CU ✓ 量产中Microchip Technology
ATMEGA324PA-MCHR - 8-bit AVR MCU 32KB Flash 20MHz | Microchip
ATMEGA324PA-MCHR ✓ 量产中规格对比
| 参数 | ATMEGA324PA-CU | ATMEGA324PA-MCHR |
|---|---|---|
| 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） | $2.45 | $2.55 |
| Core Architecture | 8-bit AVR enhanced RISC | — |
| Flash Memory | 32 KB (16K x 16) ISP Flash | — |
| EEPROM | 1 KB | — |
| SRAM | 2 KB | — |
| 最大时钟频率 | 20 MHz | — |
| 电源电压 | 2.5 V / 3.3 V / 5 V | 2.5 V / 3.3 V / 5 V |
| I/O Lines | 32 | — |
| General Purpose Working Registers | 32 | — |
| Instruction Set | 131 instructions, most single-cycle | — |
| Timers/Counters | 3 with compare modes and PWM | — |
| USART | 2 | — |
| Serial Interface | TWI (I2C-compatible), byte-oriented | — |
| ADC | 8-channel, 10-bit | — |
| Low-Power Technology | picoPower | — |
| 封装 | 49-VFBGA (5x5 mm) | 44-QFN (5x5 mm) with exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| Programming | In-System Programmable (ISP), read-while-write | ICSP in-system programmable Flash with read-while-write |
| Lifecycle Stage | ACTIVE | — |
| Core Processor | — | AVR |
| Core Size | — | 8-Bit |
| Speed | — | 20 MHz |
| Flash Memory Size | — | 32 KB (16K x 16) |
| EEPROM Size | — | 1 KB |
| SRAM Size | — | 2 KB |
| Number of I/O | — | 32 |
| General Purpose Registers | — | 32 |
| Instructions | — | 131 instructions, most single-cycle execution |
| MIPS per MHz | — | Up to 1 MIPS/MHz |
| 工作温度 | — | -40C to +85C (industrial) |
| Low Power Technology | — | picoPower |
| Debug / Scan | — | JTAG (on-chip debug and boundary scan) |
| Life Cycle Stage | — | ACTIVE |