ATMEGA164A-AU vs ATMEGA164PA-AUR 对比
详细并排对比 ATMEGA164A-AU 出自 Microchip Technology 和 ATMEGA164PA-AUR 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
ATMEGA164PA-AUR - 8-Bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA164PA-AUR ✓ 量产中规格对比
| 参数 | ATMEGA164A-AU | ATMEGA164PA-AUR |
|---|---|---|
| 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） | $2.65 | $2.05 |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR enhanced RISC |
| Program Memory (Flash) | 16 KB (8K x 16) | 16 KB (8K x 16) in-system programmable |
| EEPROM | 512 B | 512 B |
| SRAM | 1 KB | 1 KB |
| Maximum CPU Speed | 20 MHz (20 MIPS) | — |
| 电源电压 | 2.7 V to 5.5 V (4.5V-5.5V at 20MHz) | — |
| General Purpose I/O | 32 | — |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit successive approximation |
| Timers/Counters | Two 8-bit, One 16-bit | — |
| PWM Channels | 6 | — |
| Communication Interfaces | 2x USART, SPI, I2C (TWI) | — |
| 工作温度 | -40C to +85C (industrial) | — |
| 封装 | 44-TQFP (10x10 mm) | 44-pin TQFP (10x10 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| 最大时钟频率 | — | 20 MHz |
| Throughput | — | Up to 20 MIPS at 20 MHz (1 MIPS/MHz) |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| General Purpose I/O Lines | — | 32 |
| General Purpose Working Registers | — | 32 |
| Serial Interfaces | — | 2x USART, 1x TWI (I2C), 1x SPI |
| Timers | — | 2x 8-bit, 1x 16-bit with PWM and compare modes |
| Real-Time Counter | — | Yes, with separate oscillator |
| 工作温度范围 | — | -40 C to +85 C (industrial) |
| Packaging | — | Tape & Reel (AUR suffix) |
| Instruction Set | — | 131 powerful instructions, most single clock cycle |
| Programming Interfaces | — | SPI, JTAG (IEEE 1149.1), debugWIRE |