ATMEGA32A-AN vs ATMEGA16A-AU 对比
详细并排对比 ATMEGA32A-AN 出自 Microchip Technology 和 ATMEGA16A-AU 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
ATMEGA32A-AN - 8-bit AVR MCU, 32KB Flash, 16MHz, 44-TQFP | Microchip
ATMEGA32A-AN ✓ 量产中规格对比
| 参数 | ATMEGA32A-AN | ATMEGA16A-AU |
|---|---|---|
| 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） | $3.40 | $2.05 |
| Core Architecture | 8-bit AVR enhanced RISC | 8-bit AVR enhanced RISC |
| Program Memory (Flash) | 32 KB | — |
| SRAM | 2 KB | 1024 bytes |
| EEPROM | 1 KB | 512 bytes |
| Maximum CPU Clock | 16 MHz | — |
| Supply Voltage (Vcc) | 4.5 V to 5.5 V | — |
| I/O Pins | 32 | — |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Timer/Counters | Two 8-bit + one 16-bit | — |
| Communication Interfaces | USART, SPI, TWI (I2C) | USART, SPI, TWI (I2C-compatible) |
| Debug Interface | JTAG (IEEE 1149.1 compliant OCD) | JTAG (on-chip debug and boundary scan) |
| Brown-Out Detector | Yes, programmable threshold | — |
| Watchdog Timer | Yes, with internal oscillator | — |
| 工作温度范围 | -40 C to +105 C (industrial) | — |
| 封装 | 44-pin TQFP, 10x10 mm, 0.8 mm pitch | 44-TQFP (10 x 10 mm, 1 mm height) |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | MSL3 (per JEDEC J-STD-020) | — |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | — |
| AEC-Q100 Automotive | Not qualified | — |
| Flash Program Memory | — | 16 KB (8K x 16), self-programmable |
| 最大时钟频率 | — | 16 MHz |
| Performance | — | Approx. 1 MIPS per MHz |
| Instruction Set | — | 133 instructions, most single-cycle |
| 电源电压 | — | 2.7 V to 5.5 V |
| Timers | — | Two 8-bit + one 16-bit with PWM |
| Programmable I/O | — | 32 programmable I/O lines |
| In-System Programming | — | Yes (ISP via SPI) |
| Life Cycle Stage | — | ACTIVE |