ATMEGA1284P-MUR vs ATMEGA1284-PU 对比
详细并排对比 ATMEGA1284P-MUR 出自 Microchip Technology 和 ATMEGA1284-PU 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
ATMEGA1284P-MUR - 8-bit AVR MCU 20MHz 128KB Flash | Microchip
ATMEGA1284P-MUR ✓ 量产中Microchip Technology
ATMEGA1284-PU - 8-bit AVR MCU 128KB Flash 20MHz PDIP-40 | Microchip
ATMEGA1284-PU ✓ 量产中规格对比
| 参数 | ATMEGA1284P-MUR | ATMEGA1284-PU |
|---|---|---|
| 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） | $0.00 | $6.21 |
| Core | AVR 8-bit RISC | — |
| Max Clock Frequency | 20 MHz | — |
| Flash Program Memory | 128 KB (64K x 16), In-System Programmable | 128KB (64K x 16) |
| SRAM | 16 KB | 16KB |
| EEPROM | 4 KB | 4KB |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.5V to 5.5V (speed-graded) |
| Throughput | Up to 20 MIPS at 20 MHz | — |
| General Purpose I/O Lines | 32 | — |
| USARTs | 2 | — |
| Timer/Counters | 3 (with compare modes and PWM) | — |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Serial Interfaces | TWI (I2C, byte-oriented), SPI, 2x USART | SPI, 2-Wire (I2C), USART |
| Real Time Counter | Yes (RTC) | — |
| Working Registers | 32 x 8 general purpose | — |
| Instructions | 131 instructions, most single-cycle | 133 instructions, most single-cycle |
| Multiplier | On-chip 2-cycle hardware multiplier | — |
| 封装 | 44-VQFN (7x7 mm), exposed pad | 40-PDIP |
| 安装类型 | Surface Mount | Through Hole |
| Debug / Programming | ISP (In-Circuit Serial Programming), JTAG | — |
| Life Cycle Stage | Active | — |
| Core Architecture | — | AVR enhanced RISC, 8-bit |
| 最大时钟频率 | — | 20 MHz |
| I/O Pins | — | 32 general purpose I/O lines |
| Timers | — | 2 x 8-bit, 1 x 16-bit |
| USART | — | 2 |
| JTAG | — | Yes (Port C, on-chip debug and boundary-scan) |
| 工作温度 | — | [DATA_NEEDED: operating temperature range] |
| RoHS 状态 | — | [DATA_NEEDED: RoHS status] |