ATMEGA164P-20MUR vs ATMEGA1284P-MUR 对比
详细并排对比 ATMEGA164P-20MUR 出自 Microchip Technology 和 ATMEGA1284P-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
ATMEGA1284P-MUR - 8-bit AVR MCU 20MHz 128KB Flash | Microchip
ATMEGA1284P-MUR ✓ 量产中规格对比
| 参数 | ATMEGA164P-20MUR | ATMEGA1284P-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 | $0.00 |
| Core Architecture | AVR 8-bit RISC | — |
| 最大时钟频率 | 20 MHz | — |
| Flash Memory | 16 KB (8K x 16) ISP Flash with read-while-write | — |
| EEPROM | 512 B | 4 KB |
| SRAM | 1 KB | 16 KB |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Instruction Set | 133 instructions, most single-cycle | — |
| Throughput | Up to 20 MIPS at 20 MHz | Up to 20 MIPS at 20 MHz |
| General Purpose I/O | 32 I/O lines | — |
| Working Registers | 32 general purpose registers | 32 x 8 general purpose |
| USART | 2 | — |
| Timers/Counters | 3 (with compare modes and PWM) | — |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Serial Interfaces | 2x USART, TWI (I2C-compatible), SPI | TWI (I2C, byte-oriented), SPI, 2x USART |
| Real-Time Counter | Yes (32 kHz crystal) | — |
| 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 | — | AVR 8-bit RISC |
| Max Clock Frequency | — | 20 MHz |
| Flash Program Memory | — | 128 KB (64K x 16), In-System Programmable |
| General Purpose I/O Lines | — | 32 |
| USARTs | — | 2 |
| Timer/Counters | — | 3 (with compare modes and PWM) |
| Real Time Counter | — | Yes (RTC) |
| Instructions | — | 131 instructions, most single-cycle |
| Multiplier | — | On-chip 2-cycle hardware multiplier |
| Debug / Programming | — | ISP (In-Circuit Serial Programming), JTAG |
| Life Cycle Stage | — | Active |