ATMEGA328PB-AU vs ATMEGA168PB-ANR 对比
详细并排对比 ATMEGA328PB-AU 出自 Microchip Technology 和 ATMEGA168PB-ANR 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
ATMEGA328PB-AU - 8-Bit AVR MCU 20MHz 32KB Flash | Microchip
ATMEGA328PB-AU ✓ 量产中Microchip Technology
ATMEGA168PB-ANR - 8-bit AVR MCU 16KB Flash 20MHz TQFP-32 | Microchip
ATMEGA168PB-ANR ✓ 量产中规格对比
| 参数 | ATMEGA328PB-AU | ATMEGA168PB-ANR |
|---|---|---|
| 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） | $1.12 | $0.72 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Speed | 20 MHz | — |
| Flash Memory | 32 KB (16K x 16) | 16KB (8K x 16) |
| EEPROM | 2 KB | 512B |
| SRAM | 4 KB | 1KB |
| General Purpose I/O | 27 | 27 lines |
| Connectivity | I2C x2, SPI x2, USART x2 | — |
| ADC Resolution | 10-bit | 10-bit |
| Number of ADC Channels | 7 | — |
| 封装 | 32-TQFP (7 x 7 mm) | 32-TQFP (7x7 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C (Industrial) | -40C to +105C |
| Technology | picoPower, CMOS | — |
| Safety Feature | Functional Safety (FuSa) | — |
| Programming | In-System Programmable (ISP), read-while-write | — |
| Instruction Throughput | Up to 20 MIPS at 20 MHz | — |
| Core Architecture | — | 8-bit AVR RISC |
| 最大时钟频率 | — | 20MHz |
| Timers/Counters | — | 2 x 8-bit, 1 x 16-bit |
| Serial Interfaces | — | USART, SPI, 2-wire (I2C) |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| Low Power Technology | — | picoPower |
| Packaging | — | Tape & Reel (ANR suffix) |
| Programming Interfaces | — | ISP, debugWIRE |
| Green Compliance | — | RoHS-compliant, halide-free (per Microchip ordering data) |