ATMEGA32A-AUR vs ATMEGA32L-8AU 对比
详细并排对比 ATMEGA32A-AUR 出自 Microchip Technology 和 ATMEGA32L-8AU 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 | ATMEGA32A-AUR | ATMEGA32L-8AU |
|---|---|---|
| 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） | $2.96 | $3.72 |
| Core Architecture | AVR 8-bit RISC | AVR 8-bit RISC |
| Program Memory (Flash) | 32 KB (16K x 16) | 32 KB |
| SRAM | 2 KB | 2 KB |
| EEPROM | 1 KB | 1 KB |
| 最大时钟频率 | 16 MHz | — |
| MIPS Throughput | 16 MIPS at 16 MHz | 8 MIPS at 8 MHz |
| Supply Voltage Range | 4.5 V to 5.5 V | 2.7 V to 5.5 V (L-grade, 4.5-5.5 V at 8 MHz) |
| I/O Pins | 32 | 32 programmable |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Timers/Counters | Two 8-bit, One 16-bit | Two 8-bit, one 16-bit with PWM |
| Communication Interfaces | USART, SPI, TWI (I2C) | — |
| On-Chip Debug | JTAG interface | — |
| 封装 | 44-pin TQFP (10x10 mm) | 44-pin TQFP (10x10 mm, 0.8 mm pitch) |
| 工作温度 | -40C to +85C (industrial) | -40C to +85C (industrial) |
| 安装类型 | Surface Mount | — |
| Self-Programming | Yes (In-System) | — |
| Number of Instructions | 131 | — |
| RoHS 状态 | Compliant | Compliant |
| Maximum Clock Speed | — | 8 MHz |
| Instruction Set | — | 131 instructions, mostly single-cycle |
| Serial Interfaces | — | USART, SPI, TWI (I2C) |
| Debug Interface | — | JTAG (IEEE 1149.1) / debugWIRE |