ATMEGA164PA-MUR vs ATMEGA1284-MU 对比
详细并排对比 ATMEGA164PA-MUR 出自 Microchip Technology 和 ATMEGA1284-MU 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-MUR - 8-Bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA164PA-MUR ✓ 量产中Microchip Technology
ATMEGA1284-MU - 8-bit AVR MCU, 128KB Flash, 20MHz | Microchip (Tape & Reel)
ATMEGA1284-MU ✓ 量产中规格对比
| 参数 | ATMEGA164PA-MUR | ATMEGA1284-MU |
|---|---|---|
| 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） | $2.89 | $1.72 |
| Core Processor | AVR 8-bit RISC | AVR |
| Program Memory Size | 16 KB Flash (8K x 16) | — |
| SRAM | 1 KB | 16 KB |
| EEPROM | 512 B | 4 KB |
| 最大时钟频率 | 20 MHz | — |
| Supply Voltage Range | 1.8 V to 5.5 V | — |
| 工作温度 | -40 C to +85 C (industrial) | — |
| I/O Lines | 32 | — |
| General Purpose Working Registers | 32 | — |
| Timers/Counters | 3 (with compare modes and PWM) | — |
| USART Interfaces | 2 | — |
| Two-Wire Serial Interface | 1 (byte-oriented, I2C compatible) | — |
| ADC | 8-channel 10-bit | — |
| Real-Time Counter | 1 | Yes |
| Multiplier | On-chip 2-cycle | — |
| 封装 | 44-VQFN (7x7 mm) Exposed Pad | 44-VQFN (7x7 mm) with exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| Instruction Set | 133 powerful instructions, most single clock cycle | — |
| RoHS 状态 | Compliant | — |
| Core Size | — | 8-Bit |
| Speed | — | 20 MHz |
| Flash Memory | — | 128 KB (64K x 16) |
| Operating Voltage | — | 2.5 V / 3.3 V / 5 V |
| Number of I/O | — | 32 |
| Connectivity | — | I2C, SPI, UART/USART |
| USARTs | — | 2 |
| ADC Resolution | — | 10-bit |
| Timers | — | 3 x timer/counter with compare modes and PWM |
| Packaging | — | Tape & Reel (TR) |
| Product Status | — | Active |
| Architecture | — | AVR enhanced RISC, 133 instructions, mostly single-cycle |