ATMEGA164PA-MCHR vs ATMEGA164P-20MUR 对比
详细并排对比 ATMEGA164PA-MCHR 出自 Microchip Technology 和 ATMEGA164P-20MUR 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-MCHR - 8-bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA164PA-MCHR ✓ 量产中Microchip Technology
ATMEGA164P-20MUR - 8-Bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA164P-20MUR ✓ 量产中规格对比
| 参数 | ATMEGA164PA-MCHR | ATMEGA164P-20MUR |
|---|---|---|
| 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） | $2.71 | $1.50 |
| Core Architecture | AVR 8-bit RISC | AVR 8-bit RISC |
| Core Size | 8-Bit | — |
| 最大时钟频率 | 20 MHz | 20 MHz |
| Flash Memory | 16 KB (8K x 16) | 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 | 2.7 V to 5.5 V |
| General Purpose I/O Lines | 32 | — |
| USART Interfaces | 2 | — |
| Two-Wire Interface (TWI/I2C) | 1 | — |
| Timers/Counters | 3 flexible timer/counters with compare modes and PWM | 3 (with compare modes and PWM) |
| ADC | 8-channel 10-bit | 8-channel, 10-bit |
| Low Power Technology | picoPower | picoPower with multiple sleep modes |
| In-System Programming | ISP flash with read-while-write | — |
| Instructions | 133 powerful instructions, most single-cycle | — |
| 封装 | 44-VQFN (5x5 mm), exposed pad | 44-VQFN (7x7 mm), exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | [DATA_NEEDED: operating temperature range] | — |
| MSL Rating | [DATA_NEEDED: moisture sensitivity level] | — |
| Instruction Set | — | 133 instructions, most single-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 |
| Serial Interfaces | — | 2x USART, TWI (I2C-compatible), SPI |
| Real-Time Counter | — | Yes (32 kHz crystal) |
| Temperature Grade | — | Industrial (I suffix) |
| Lifecycle Stage | — | ACTIVE |