ATMEGA164P-20MUR vs ATMEGA164PA-MUR 对比
详细并排对比 ATMEGA164P-20MUR 出自 Microchip Technology 和 ATMEGA164PA-MUR 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
ATMEGA164P-20MUR - 8-Bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA164P-20MUR ✓ 量产中Microchip Technology
ATMEGA164PA-MUR - 8-Bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA164PA-MUR ✓ 量产中规格对比
| 参数 | ATMEGA164P-20MUR | ATMEGA164PA-MUR |
|---|---|---|
| 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） | $1.50 | $2.89 |
| Core Architecture | AVR 8-bit RISC | — |
| 最大时钟频率 | 20 MHz | 20 MHz |
| Flash Memory | 16 KB (8K x 16) ISP Flash with read-while-write | — |
| EEPROM | 512 B | 512 B |
| SRAM | 1 KB | 1 KB |
| Supply Voltage Range | 2.7 V to 5.5 V | 1.8 V to 5.5 V |
| Instruction Set | 133 instructions, most single-cycle | 133 powerful instructions, most single clock cycle |
| Throughput | Up to 20 MIPS at 20 MHz | — |
| General Purpose I/O | 32 I/O lines | — |
| Working Registers | 32 general purpose registers | — |
| USART | 2 | — |
| Timers/Counters | 3 (with compare modes and PWM) | 3 (with compare modes and PWM) |
| ADC | 8-channel, 10-bit | 8-channel 10-bit |
| Serial Interfaces | 2x USART, TWI (I2C-compatible), SPI | — |
| Real-Time Counter | Yes (32 kHz crystal) | 1 |
| Low Power Technology | picoPower with multiple sleep modes | — |
| 封装 | 44-VQFN (7x7 mm), exposed pad | 44-VQFN (7x7 mm) Exposed Pad |
| 安装类型 | Surface Mount | Surface Mount |
| Temperature Grade | Industrial (I suffix) | — |
| Lifecycle Stage | ACTIVE | — |
| Core Processor | — | AVR 8-bit RISC |
| Program Memory Size | — | 16 KB Flash (8K x 16) |
| 工作温度 | — | -40 C to +85 C (industrial) |
| I/O Lines | — | 32 |
| General Purpose Working Registers | — | 32 |
| USART Interfaces | — | 2 |
| Two-Wire Serial Interface | — | 1 (byte-oriented, I2C compatible) |
| Multiplier | — | On-chip 2-cycle |
| RoHS 状态 | — | Compliant |