ATMEGA88PB-AU vs ATMEGA88A-AU 对比
详细并排对比 ATMEGA88PB-AU 出自 Microchip Technology 和 ATMEGA88A-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。
规格对比
| 参数 | ATMEGA88PB-AU | ATMEGA88A-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） | $0.86 | $1.52 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Speed | 20 MHz | — |
| Flash Memory | 8 KB (4K x 16) | — |
| EEPROM | 512 B | 512 B |
| SRAM | 1 KB | 1 KB |
| General Purpose I/O | 27 | — |
| Working Registers | 32 general purpose | — |
| Timers/Counters | 3 flexible timer/counters with compare modes | 3 (two 8-bit, one 16-bit) with compare modes |
| Connectivity | USART, SPI, I2C (two-wire interface) | — |
| ADC Resolution | 10-bit | — |
| Peripherals | Analog comparator, internal/external interrupts, brown-out detect/reset, POR, PWM, WDT | — |
| Low Power Technology | picoPower | — |
| 封装 | 32-TQFP (7x7 mm) | 32-pin TQFP (7x7 mm, 0.80 mm pitch) |
| 安装类型 | Surface Mount | Surface Mount |
| Grade / Qualification | Functional Safety (FuSa) | — |
| Color / Package Attribute | Green (GRN) | — |
| Programming / Debug | ICSP via MPLAB SNAP (2 I/O pins + reset) | — |
| Architecture | AVR enhanced RISC, ~1 MIPS per MHz | — |
| RoHS 状态 | Compliant (Green package) | Compliant |
| Core Architecture | — | 8-bit AVR RISC |
| Program Memory Size | — | 8 KB (4K x 16) Flash |
| Program Memory Type | — | Flash (ISP, read-while-write) |
| 最大时钟频率 | — | 20 MHz |
| Operating Voltage Range | — | 1.8 V to 5.5 V |
| Supply Voltage (20 MHz operation) | — | 4.5 V to 5.5 V |
| General Purpose I/O Lines | — | 23 |
| General Purpose Working Registers | — | 32 |
| ADC | — | 8-channel, 10-bit successive approximation |
| Serial Interfaces | — | USART, SPI, TWI (I2C) |
| 工作温度 | — | -40 C to +85 C |
| Instruction Set | — | 130 powerful instructions, most single-clock cycle |
| Power-Down Current | — | Sub-1 uA (picoPower technology) |
| Packaging | — | Tray |