ATMEGA32L-8MC vs ATMEGA64A-MU 对比
详细并排对比 ATMEGA32L-8MC 出自 Microchip Technology 和 ATMEGA64A-MU 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。
规格对比
| 参数 | ATMEGA32L-8MC | ATMEGA64A-MU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 不推荐新设计 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $4.50 | $4.24 |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR RISC |
| 最大时钟频率 | 8 MHz | — |
| Instruction Throughput | 8 MIPS at 8 MHz | — |
| Program Memory (Flash) | 32 KB (16K x 16) | — |
| SRAM | 2 KB | 4 KB |
| EEPROM | 1 KB | 2 KB |
| Supply Voltage (Vcc) | 2.7 V to 5.5 V | — |
| ADC | 8-channel, 10-bit | 8-channel 10-bit |
| Timer/Counters | 2 x 8-bit, 1 x 16-bit | 4 (two 8-bit, two 16-bit) plus RTC |
| Serial Interfaces | 1 x USART, 1 x SPI, 1 x TWI (I2C) | — |
| 封装 | 44-pin VQFN (7x7 mm) with exposed pad | 64-QFN (9x9 mm), exposed pad, surface mount |
| Operating Temperature (Commercial) | 0 C to +70 C | — |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | [DATA_NEEDED: MSL Level] | — |
| RoHS 状态 | Compliant | — |
| Debug Interface | JTAG / In-System Programming | — |
| Instruction Set | 131 instructions, mostly single-cycle | — |
| Max Clock Frequency | — | 16 MHz |
| Flash Memory | — | 64 KB (32K x 16) ISP, read-while-write |
| General Purpose I/O | — | 53 lines |
| Working Registers | — | 32 |
| USART Interfaces | — | 2 |
| TWI (I2C) | — | Yes, byte-oriented |
| SPI | — | Yes |
| JTAG Interface | — | Yes (on-chip debug and boundary scan) |
| Supply Voltage Range | — | [DATA_NEEDED: Supply Voltage Range] |
| 工作温度范围 | — | [DATA_NEEDED: Operating Temperature Range] |
| Pin Compatibility | — | 100% pin compatible with ATmega103 |